CN207072773U - Rope-loosing protection device and crane gear - Google Patents
Rope-loosing protection device and crane gear Download PDFInfo
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- CN207072773U CN207072773U CN201721051465.5U CN201721051465U CN207072773U CN 207072773 U CN207072773 U CN 207072773U CN 201721051465 U CN201721051465 U CN 201721051465U CN 207072773 U CN207072773 U CN 207072773U
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- rope
- steel wire
- wire rope
- support
- protection device
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Abstract
The technical field of stage machinery is the utility model is related to, more particularly, to a kind of rope-loosing protection device and crane gear, the rope-loosing protection device includes：Protect component, power supply module, supporting plate and electric conductor；Electric conductor is set on the supporting plate, and through hole is set on electric conductor, and the through hole of electric conductor can be passed through when steel wire rope is tightened, can be with conductive body contact when steel wire rope loosens；Supporting plate is isolation material, and one end of power supply module electrically connects with protection component, steel wire rope successively, and the other end of power supply module electrically connects with electric conductor, and the offer voltage of power supply module is 0-24V.When the rope-loosing protection device solves existing steel wire rope and loosened, people be able to and can have found to handle and handle, and reduce the technical problem of danger.
Description
Technical field
The utility model is related to the technical field of stage machinery, more particularly, to a kind of rope-loosing protection device and rise reset
It is standby.
Background technology
Pulley assembly is lifting industry, the usual means of stage machinery industry, the especially hanging in stage machinery industry
It is especially prevalent in system.Specifically, one end of steel wire rope, on reel, the other end passes through pulley assembly and treats the thing of lifting
Product connect.Wherein, in the crane gear course of work, steel wire rope is likely to occur loosening, walks random situation, causes danger.
Utility model content
First purpose of the present utility model is to provide a kind of rope-loosing protection device, to solve existing steel wire rope generation pine
When dynamic, people be able to and can have found to handle and handle, and reduce the technical problem of danger.
Rope-loosing protection device provided by the utility model, including：Protect component, supporting plate and electric conductor；
The electric conductor is arranged in the supporting plate, and through hole is set on the electric conductor, can be worn when steel wire rope is tightened
The through hole of the electric conductor is crossed, can be with the conductive body contact when steel wire rope loosens；
The supporting plate is isolation material, and one end of the power supply module is electrically connected with the protection component, steel wire rope successively
Connect, the other end of the power supply module electrically connects with electric conductor, and the offer voltage of the power supply module is 0-24V.
Further, the electric conductor is two stubs, and two stubs electrically connect with protection component respectively；Steel
Cord can contact a wherein conductor when tightening through two stubs, when steel wire rope loosens
Rod.
Further, it is connected with wire between two stubs.
Further, the protection component is alarm or contactor coil.
Further, rope-loosing protection device also includes support and the pressure rope component for compressing steel wire rope；
The pressure rope component and supporting plate are arranged on the homonymy of the support, and steel wire rope sequentially passes through electric conductor, pressure rope group
It is wrapped in after part on reel.
Further, it is described to hold down assembly including contact roller, compression axis and flexible member；What is set on the support is logical
Groove；
The contact roller is connected by the compression axis with the groove, and the contact roller can be along the length of the groove
Direction is spent to slide；One end of the flexible member and the inwall of groove connect, the other end of the flexible member and the compression
Axle contacts.
Further, the flexible member is compression spring, and bulge-structure is provided with the inwall of the groove, described
Compression spring is socketed on the bulge-structure.
Further, the support includes connected first support and second support；
The first support is metal material, and the second support is plastic material, and the supporting plate connects with first support
Touch, and the supporting plate is connected with second support；
The first support is provided with the first groove, and second support is provided with the second groove, first groove and second
Groove correspondingly communicates composition groove；The flexible member is connected with the inwall of the second groove.
Further, the supporting plate is rotatably connected with support, can adjust the angle of inclination of the supporting plate.
Compared with prior art, the utility model has the advantage that：
Rope-loosing protection device provided by the utility model, by one end of power supply module successively with protecting component, steel wire rope
Electrical connection, the other end of power supply module electrically connects with electric conductor, and steel wire penetrating electric conductor, makes electric conductor and steel wire rope shape
Into a normal open switch, when steel wire rope loosens, electric conductor contacts with steel wire rope, realizes both electrical connections, constitutes
Path, make protection component operation, provide the prompting of looseness of steel wire ropes, people is found looseness of steel wire ropes in time, and it is artificial or
The rotation of reel is automatically controlled, reel is stopped, reduces the situation of danger, such equipment is more safe and reliable.For
Safe power supply, the power supply that power supply module provides be 0-24V, for the scope of safe voltage.
Second purpose of the present utility model is to provide a kind of crane gear, loosened with solving existing steel wire rope
When, people be able to and can have found to handle and handle, and reduce the technical problem of danger.
The crane gear that the present embodiment provides, including steel wire rope, pulley assembly, reel, motor and described rope creep protection
Device, the through hole of the electric conductor of rope-loosing protection device is wrapped on the reel described in steel wire penetrating, and the reel is conduction
Material, power supply module, protection component, reel and the steel wire rope of the rope-loosing protection device are sequentially connected electrically；
On the reel, the other end of the steel wire rope connects through the pulley assembly for one end of the steel wire rope
Heavy articles are received.
Compared with prior art, the utility model has the advantage that：
Crane gear provided by the utility model, it is conductive material by reel, makes power supply module, protection component, reel
Be sequentially connected electrically with steel wire rope, when looseness of steel wire ropes, the conductive body contact of steel wire rope and rope-loosing protection device, make steel wire rope with
Power supply module forms path, protection component is started working, and is easy to check the elastic situation of steel wire rope.Pass through one end of steel wire rope
On reel, the other end of steel wire rope is connected through pulley assembly with heavy articles to be risen, and can be changed by pulley assembly
The moving direction of steel wire rope, by the rotation of reel, makes wirerope-winding or leaves on reel, makes weight to be risen so as to realize
The purpose that product are raised or reduced.Wherein, the structure of rope-loosing protection device and beneficial effect is above-mentioned that detailed retouch has been carried out
Write, be not discussed here.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the rope-loosing protection device that the utility model embodiment one provides；
Fig. 2 is the partial enlarged drawing at the rope-loosing protection device A that Fig. 1 is provided；
State diagram when Fig. 3 is the rope-loosing protection device looseness of steel wire ropes that the utility model embodiment one provides；
Fig. 4 is the structural representation of the supporting plate rotation for the rope-loosing protection device that the utility model embodiment one provides；
Fig. 5 is the structural representation for the crane gear that the utility model embodiment two provides.
Icon：100- pressure rope components；200- protects component；300- supports；400- steel wire ropes；500- reels；
600- pulley assemblies；700- heavy articles to be risen；110- grooves；120- contact rollers；130- compression axises；140- compresses bullet
Spring；111- bulge-structures；210- stubs；220- supporting plates；310- first supports；320- second supports.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to the orientation or position relationship of the instruction such as explanation, term " on ", " under " in description of the present utility model
Based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying description, without referring to
Show or imply that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not manage
Solve as to limitation of the present utility model.In addition, term " first ", " second ", be only used for describe purpose, and it is not intended that instruction
Or imply relative importance.
, it is necessary to illustrate in description of the present utility model, unless otherwise clearly defined and limited, term " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in utility model.
Embodiment one
As depicted in figs. 1 and 2, the rope-loosing protection device that the present embodiment provides, including：Protect component 200, power supply module,
Supporting plate 220 and electric conductor；Electric conductor is arranged in supporting plate 220, and through hole, energy when steel wire rope 400 is tightened are set on electric conductor
Enough through holes through electric conductor, can be with conductive body contact when steel wire rope 400 loosens；Supporting plate 220 is isolation material, electricity
One end of source component electrically connects with protection component 200, steel wire rope 400 successively, and the other end of power supply module electrically connects with electric conductor,
And the offer voltage of power supply module is 0-24V.When steel wire rope 400 loosens, electric conductor contacts with steel wire rope 400, makes electricity
Source component, protection component 200, steel wire rope 400, conductor, constitutes path, protection component 200 is worked, provide steel wire rope 400
The prompting of loosening, people are made to find that steel wire rope 400 loosens in time, and rotation that is artificial or automatically controlling reel 500, make reel
500 are stopped, and reduce the situation of danger, and such equipment is more safe and reliable.For safe power supply, power supply module carries
The power supply of confession is 0-24V, is the scope of safe voltage.
Wherein, the structure of electric conductor has a variety of, for example, electric conductor is cyclic structure, when steel wire rope 400 is in tight state
When, steel wire rope 400 passes through the through hole among electric conductor；When steel wire rope 400 is in loosening state, steel wire rope 400 and electric conductor
Peripheral contact, realize that steel wire rope 400 electrically connects with electric conductor.As the deformation of the structure of above-mentioned electric conductor, electric conductor two
Root stub, two stubs electrically connect with protection component 200 respectively；Steel wire rope 400 can pass through two stubs when tightening
A wherein stub 210 can be contacted between 210, when steel wire rope 400 loosens, realizes steel wire rope 400 and electric conductor electricity
Connection.
Wherein, in this example, two stubs 210 respectively successively with power supply module, protection component 200, steel wire rope 400
Electrical connection, in order to facilitate the connection of circuit, can make to be connected with wire between two stubs 210, can thus realize
The purpose that two stubs 210 electrically connect with power supply module respectively.
Explanation is needed exist for, protection component 200 is alarm or contactor coil.When protection component 200 is alarm
During device, after steel wire rope 400 loosens, alarm, which is sent, pipes or sends flashing light, reminds people to be handled；When protection group
When part 200 is contactor coil, after steel wire rope 400 loosens, contactor coil can be electrically connected with the motor on reel 500
Connect, controlled motor stops operating, and reel 500 is automatically stopped work.
On the basis of above-described embodiment, further, rope-loosing protection device also includes support 300 and for compressing steel wire rope
400 pressure rope component 100；Pressure rope component 100 and supporting plate 220 are arranged on the homonymy of support 300, and steel wire rope 400 sequentially passes through
It is wrapped in after electric conductor, pressure rope component 100 on reel 500.It is not enough to for the aeration level of steel wire rope 400 and conductive body contact
When, by pressing rope component 100 to extrude steel wire rope 400, make steel wire rope 400 when entering reel 500, in tight
State, the loosening of steel wire rope 400 is reduced, makes equipment safer.
Specifically, hold down assembly including contact roller 120, compression axis 130 and flexible member；The groove set on support 300
110；Contact roller 120 is connected by compression axis 130 with groove 110, and contact roller 120 can be slided along the length direction of groove 110
It is dynamic；One end of flexible member is connected with the inwall of groove 110, and the other end of flexible member contacts with compression axis 130.Contact roller
120 are connected in groove 110 by compression axis 130, when in the moving process of steel wire rope 400, driving contact roller 120 to rotate, are reduced
Friction between steel wire rope 400 and contact roller 120, also reduce the wear extent of contact roller 120；Because flexible member is arranged on
Between compression axis 130 and the inwall of groove 110, when contact roller 120 because long-time uses, wear, prevent it from pressing steel
Cord 400, by the elastic force of flexible member, promote contact roller 120 to be moved to the direction of steel wire rope 400, play contact roller 120
Press the purpose of steel wire rope 400, so as to serve the effect of compensation.
Wherein, as shown in Fig. 2 flexible member is compression spring 140, bulge-structure is provided with the inwall of groove 110
111, compression spring 140 is socketed on bulge-structure 111.The deformation side of compression spring 140 can be controlled by bulge-structure 111
To the situation that bulge-structure 111 deforms to the surrounding of compression spring 140 occurs in reduction, more may be used so that compression spring 140 uses
Lean on.
In addition, in the present embodiment, as shown in figures 1 and 3, support 300 includes connected first support 310 and second
Frame 320；First support 310 is metal material, and supporting plate 220 is plastic material, and supporting plate 220 contacts with first support 310, and
Supporting plate 220 is connected with second support 320；First support 310 is provided with the first groove 110, and second support 320 is provided with second
Groove 110, the first groove 110 form groove 110 with 110 corresponding communicate of the second groove；Flexible member is interior with the second groove 110
Wall connects.When being provided with bulge-structure 111, bulge-structure 111 is connected on the inwall of the second groove 110.Wherein, need here
It is noted that the reel 500 wound by steel wire rope 400 is conductor material.It is metal material by first support 310, support
Plate 220 is plastic material, has the effect of insulation, when loosening occurs in steel wire rope 400 or folds rope, makes steel wire rope 400 and its
In a stub 210 contact so that stub 210 successively with power supply module, protection component 200, first support 310, volume
Cylinder 500, steel wire rope 400 form path, are reached for the effect for protecting component 200 to power.In addition, support 300 includes first support
310 and second support 320, flexible member is easily mounted in groove 110.
Further, since the diameter of steel wire rope 400 differs, prevent some thin steel wire ropes 400 when loosening from
Stub 210 contacts, and prevents people from being contacted by detecting two stubs 210 with steel wire rope 400 to judge steel wire rope 400
Loosening situation, therefore, in the present embodiment, as shown in figure 4, supporting plate 220 is rotatably connected with support 300, support can be adjusted
The angle of inclination of plate 220, it can so adjust the horizontal range between steel wire rope 400 and two stubs 210.When support 300
Including first support 310 and during second support 320, the one end of supporting plate 220 is rotatably connected with second support 320, works as steel wire rope
When 400 diameter is smaller, the angle of inclination of supporting plate 220 can be rotated, the horizontal range between two stubs 210 is contracted
It is small, so as to accurately determine the loosening of steel wire rope 400.
To sum up, in the present embodiment, it is electrically connected successively with protection component 200, steel wire rope 400 by one end of power supply module
Connect, the other end of power supply module electrically connects with electric conductor, and steel wire rope 400 passes through electric conductor, makes electric conductor and steel wire rope 400
A normal open switch is formed, when steel wire rope 400 loosens, electric conductor contacts with steel wire rope 400, realizes both be electrically connected
Connect, constitute path, protection component 200 is worked, provide the prompting of the loosening of steel wire rope 400, people is found steel wire rope in time
400 loosen, and rotation that is artificial or automatically controlling reel 500, reel 500 is stopped, reduce the situation of danger, so
Equipment it is more safe and reliable.For safe power supply, the power supply that power supply module provides is 0-24V, is the model of safe voltage
Enclose.
In addition, in the present embodiment, rope-loosing protection device also includes pressure rope component 100, wherein pressure rope component 100 is in steel wire
When the aeration level of rope 400 is not enough to conductive body contact, steel wire rope 400 is extruded, steel wire rope 400 is in tight shape
State so that steel wire rope 400 can spooling on reel 500.Wherein, hold down assembly including contact roller 120, the and of compression axis 130
Compression spring 140, groove 110 is provided with support 300, compression spring 140 is arranged on the inwall of groove 110, due to compression
Spring 140 is arranged between compression axis 130 and the inwall of groove 110, when contact roller 120 because long-time uses, is worn, is made
It can not press steel wire rope 400, by the elastic force of compression spring 140, promote contact roller 120 to be moved to the direction of steel wire rope 400,
Contact roller 120 is set to play the purpose for pressing steel wire rope 400, so as to serve the effect of compensation.
Embodiment two
As shown in figure 5, a kind of crane gear that the present embodiment two provides, including steel wire rope 400, pulley assembly 600, reel
500th, the rope-loosing protection device of motor sum, the through hole of steel wire rope 400 through the electric conductor of rope-loosing protection device are wrapped in reel 500
On, reel 500 is conductive material, power supply module, protection component 200, reel 500 and the steel wire rope 400 of rope-loosing protection device according to
Secondary electrical connection；On reel 500, the other end of steel wire rope 400 connects through pulley assembly 600 for one end of steel wire rope 400
Heavy articles 700 to be risen.
Explanation is needed exist for, reel 500 is to realize to rotate by the drive of motor, when protection component 200 is contact
During device coil, contactor coil electrically connects with motor, when steel wire rope 400 occurs loosening or folds rope, makes contactor coil
After energization, controlled motor power-off, stopping makes reel 500 be stopped.
The present embodiment provide crane gear, be conductive material by reel 500, make power supply module, protect component 200,
Reel 500 and steel wire rope 400 are sequentially connected electrically, when steel wire rope 400 loosens, the conduction of steel wire rope 400 and rope-loosing protection device
Body contacts, and steel wire rope 400 is formed path with power supply module, protection component 200 is started working, and is easy to check steel wire rope 400
Elastic situation.By one end of steel wire rope 400 on reel 500, the other end of steel wire rope 400 passes through pulley assembly
600 are connected with heavy articles 700 to be risen, and can change the moving direction of steel wire rope 400 by pulley assembly 600, pass through reel 500
Rotation, steel wire rope 400 is wound or is left on reel 500, make what heavy articles 700 to be risen were raised or reduced so as to realize
Purpose.Wherein, the structure of rope-loosing protection device and beneficial effect is above-mentioned that detailed description has been carried out, is no longer gone to live in the household of one's in-laws on getting married here
State.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. rope-loosing protection device, it is characterised in that including：Protect component, power supply module, supporting plate and electric conductor；The electric conductor is arranged in the supporting plate, and through hole is set on the electric conductor, and institute can be passed through when steel wire rope is tightened The through hole of electric conductor is stated, can be with the conductive body contact when steel wire rope loosens；The supporting plate is isolation material, and one end of the power supply module electrically connects with the protection component, steel wire rope successively, institute The other end for stating power supply module electrically connects with electric conductor, and the offer voltage of the power supply module is 0-24V.
- 2. rope-loosing protection device according to claim 1, it is characterised in that the electric conductor is two stubs, two The stub electrically connects with protection component respectively；Steel wire rope can be through two stubs when tightening, steel wire rope A wherein stub can be contacted when loosening.
- 3. rope-loosing protection device according to claim 2, it is characterised in that be connected with and lead between two stubs Line.
- 4. rope-loosing protection device according to claim 1, it is characterised in that the protection component is alarm or contactor Coil.
- 5. according to the rope-loosing protection device described in claim any one of 1-4, it is characterised in that also including support and for pressing The pressure rope component of tight steel wire rope；The pressure rope component and supporting plate are arranged on the homonymy of the support, after steel wire rope sequentially passes through electric conductor, pressure rope component It is wrapped on reel.
- 6. rope-loosing protection device according to claim 5, it is characterised in that described to hold down assembly including contact roller, compress Axle and flexible member；The groove set on the support；The contact roller is connected by the compression axis with the groove, and the contact roller can be along the length side of the groove To slip；One end of the flexible member and the inwall of groove connect, and the other end of the flexible member connects with the compression axis Touch.
- 7. rope-loosing protection device according to claim 6, it is characterised in that the flexible member is compression spring, in institute State and bulge-structure is provided with the inwall of groove, the compression spring is socketed on the bulge-structure.
- 8. rope-loosing protection device according to claim 6, it is characterised in that the support include connected first support and Second support；The first support is metal material, and the second support is plastic material, and the supporting plate contacts with first support, and The supporting plate is connected with second support；The first support is provided with the first groove, and second support is provided with the second groove, first groove and the second groove It is corresponding to communicate composition groove；The flexible member is connected with the inwall of the second groove.
- 9. rope-loosing protection device according to claim 5, it is characterised in that the supporting plate is rotatably connected with support, The angle of inclination of the supporting plate can be adjusted.
- 10. a kind of crane gear, it is characterised in that any one of steel wire rope, pulley assembly, reel, motor and claim 1-9 Described rope-loosing protection device, the through hole of the electric conductor of rope-loosing protection device is wrapped on the reel described in steel wire penetrating；On the reel, the other end of the steel wire rope is treated through pulley assembly connection for one end of the steel wire rope Play heavy articles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721051465.5U CN207072773U (en) | 2017-08-21 | 2017-08-21 | Rope-loosing protection device and crane gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721051465.5U CN207072773U (en) | 2017-08-21 | 2017-08-21 | Rope-loosing protection device and crane gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207072773U true CN207072773U (en) | 2018-03-06 |
Family
ID=61520783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721051465.5U Active CN207072773U (en) | 2017-08-21 | 2017-08-21 | Rope-loosing protection device and crane gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207072773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086911A (en) * | 2020-03-20 | 2021-07-09 | 福建省东山县辉永泰体育用品实业有限公司 | Electric lifter with abutting device |
-
2017
- 2017-08-21 CN CN201721051465.5U patent/CN207072773U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086911A (en) * | 2020-03-20 | 2021-07-09 | 福建省东山县辉永泰体育用品实业有限公司 | Electric lifter with abutting device |
| CN113086911B (en) * | 2020-03-20 | 2022-11-15 | 福建省东山县辉永泰体育用品实业有限公司 | Electric lifter with abutting device |
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