CN110526069A - The downlink rope of indoor elevator loosens detection device and the method using device control elevator - Google Patents
The downlink rope of indoor elevator loosens detection device and the method using device control elevator Download PDFInfo
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- CN110526069A CN110526069A CN201910678990.7A CN201910678990A CN110526069A CN 110526069 A CN110526069 A CN 110526069A CN 201910678990 A CN201910678990 A CN 201910678990A CN 110526069 A CN110526069 A CN 110526069A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
- B66B5/125—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack electrical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/12—Checking, lubricating, or cleaning means for ropes, cables or guides
- B66B7/1207—Checking means
- B66B7/1215—Checking means specially adapted for ropes or cables
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
Detection device is loosened the present invention relates to the downlink rope of indoor elevator and using the method for device control elevator, it include: carriage, carriage is connected with motor, the shaft of motor is connected with reel, and mandrel surface is equipped with rope, and the bottom end of rope is connected with reel, the top of rope is fixed on the top position of carriage, motor driven spool turns make carriage downlink to discharge the rope of mandrel surface；Elastic component, elastic component are connected to carry carriage with rope, and elastic component has specified deflection；Detection unit is loosened, the variation lower than specified deflection that detection unit is adapted to detect for elastic component is loosened.The present invention is during the downlink of lift car, when rope rate of release is greater than the carriage speed of service, namely when rope loosens, discovery can be detected in time, motor stalling is controlled, makes to restore traction state between carriage and rope again, avoids rope from occurring vacant, make carriage continue to stablize downlink, is always ensured that rope to the tractive force of carriage.
Description
Technical field
Detection device is loosened the present invention relates to the downlink rope of indoor elevator and using the method for device control elevator.
Background technique
In recent years, with the continuous improvement of economic level, the continuous propulsion of urbanization and Development of China's Urbanization, the house of people
Form is to high-rise building, the trend development of villa.In the process of construction of high-rise building, the individually designed elevator shaft of meeting, mostly
Using traction elevator, there is the independent control of comparatively perfect and operating system, the development and application of the relevant technologies relative at
It is ripe；And in this kind of low-rise building of villa, the layer height of villa is typically designed as two layers or three layers, will not be designed in most of villas
Elevator, and because of the complete equipment of traction elevator, structure is complicated, needs to be equipped with hoistway, can occupy much room, it is contemplated that
The cost problem of occupied space problem and traction elevator is all fitted without elevator in most of villas, still, recently as
The increasing of China human mortality Aging Problem, the elderly live in very inconvenient downstairs on the stair in villa, and there is safety
Hidden danger, therefore, also more more and more urgent to the demand of small-sized home elevator in the market, small-sized home elevator technology is answered in the prior art
It with being more widely screw Elevator, can be directly installed in villa, not need to be equipped with hoistway, structure is relatively simple
It is single, but the elevator structure existing defects of screw: the operation of lift car needs the rotation by screw rod, that is to say, that needs
In the vertically-mounted screw rod in running track position of lift car, high requirement is proposed to the verticality of screw rod installation, because if
The installation verticality of screw rod is not high, appearance when being easy to cause carriage to run to eminence after inclination, that is, running to topside position
Centre-of gravity shift is easy to appear screw rod bending, leads to carriage fluctuation of service especially when car load is larger, or after being used for a long time,
There are biggish security risks；And at present also there is the above problem in screw Elevator really, according to such production is used
The user feedback of product shows that screw Elevator needs frequent repair and maintenance, the high failure rate of equipment operation.
Inventor proposes and has devised domestic indoor elevator structure according to defect of the existing technology, utilize motor
Rope is driven to realize moving up and down for carriage, but this structure type using cable traction carriage is run down in carriage
When, it needs using motor slow release rope, when carriage meets with obstruction or run-off the straight causes the speed of service of carriage to decline, and
Motor, which remains unchanged, discharges rope according to the normal speed of setting, then the rate of release that will appear rope is greater than carriage downstream rate, such as
Fruit motor continues to rotate release rope, then will lead to rope occur it is vacant, be easy to appear rope loosening, cause rope to wind, deposit
It also will appear carriage after security risk or rope loosen and short distance freely falling body occur under the condition of self-weight, carriage occurs
The pause and transition in rhythm or melody sense that passenger occurs in rapid drawdown, leads to the fluctuation of service of lift car, exists using defect and security risk.
Summary of the invention
The method for loosening detection device the present invention provides the downlink rope of indoor elevator and controlling elevator using the device,
Its is reasonable in design, during the downlink of lift car, can be measured in real time to rope, when rope rate of release is big
When the carriage speed of service, that is, when rope loosens, discovery can be detected in time, and controls motor stalling, make sedan-chair
Again restoring traction state between compartment and rope, avoid rope from occurring vacant, rope tightens rear motor again and continues starting rotation,
Making carriage continue to stablize downlink, is always ensured that rope to the tractive force of carriage, it is ensured that carriage is in and safely and steadily runs state,
It avoids subsequent carriage from rapid drawdown occur during downlink, improves the safety and stability of elevator, solve in the prior art
There are the problem of.
Used technical solution is the present invention to solve above-mentioned technical problem: the downlink rope of indoor elevator loosens detection
Device, comprising:
Carriage, the carriage are connected with motor, and the shaft of the motor is connected with reel, and the mandrel surface is equipped with rope
The bottom end of rope, the rope is connected with reel, and the top of the rope is fixed on the top position of carriage, the motor driven volume
Cylinder rotation, to discharge the rope of mandrel surface, makes carriage downlink；
Elastic component, the elastic component are connected to carry the carriage with the rope, and the elastic component has specified deformation
Amount；
Loosen detection unit, it is described loosen detection unit be adapted to detect for the elastic component lower than the specified deflection
Variation.
Further, the loosening detection unit includes loosening position switch, and the loosening position switch is arranged described
Elastic component is lower than on the deformation direction of the specified deflection.
Further, further include
Actuated piece, the actuated piece are connected with the elastic component, the deflection of the location following elastic component of the actuated piece
And change, the position of the actuated piece includes so that described loosen the first position section and make the pine that position switch is connected
The second position section that dynamic position switch disconnects.
Further, the elastic component is fixedly installed far from the side on the rope top, the other side of the elastic component
The carriage being connected with rope bottom end that is connected with the top of rope generates the pressure to elastic component, and elastic component is made to have deflection.
Further, the elastic component is fixedly installed close to the side on the rope top, the other side of the elastic component
It is connected with the first fixed pulley, the second fixed pulley, the bottom end of the rope and first is fixed with above first fixed pulley
Fixed pulley and the second fixed pulley connect the carriage after matching.
Further, further include
Fatigue detecting unit, it is more than the specified deflection that the fatigue detecting unit, which is adapted to detect for the elastic component,
Variation.
Further, the fatigue detecting unit includes fatigue location switch, and the fatigue location switch is arranged described
Elastic component is higher than on the deformation direction of the specified deflection.
Further, the rope is equipped with two, and the bottom end of two ropes is connected with reel respectively, is equipped in reel two sides
Two guide wheels, the top of two ropes bypass the corresponding position being fixed on after two guide wheels above carriage respectively.
Further, the elastic component is set as spring, and the carriage two sides are equipped with guide rail, and the rope is provided along the rail,
And the guide rail is connected with fixed plate, the spring is arranged in the top of fixed plate, the top of the rope pass through fixed plate and
It is connected after spring with actuated piece, the actuated piece is the Contact plate being connected with rope；The loosening detection unit and the guide rail
It is connected.
Further, the elastic component is set as spring, and the carriage two sides are equipped with guide rail, and the rope is provided along the rail,
And second fixed pulley is connected with the guide rail, and after the top of the rope bypasses the second fixed pulley from the top down, Cong Xiaxiang
On further around the setting of the first fixed pulley is crossed, the position of second fixed pulley fixes respectively with the position on the top of the rope, institute
The deflection for stating the location following spring of the first fixed pulley changes, and the actuated piece is set as determining with what the first fixed pulley was connected
Position plate, the positioning plate are connected with spring.
Using the method for the loosening detection device control elevator, include the following steps:
Detect the practical distortion amount that elastic component is lower than specified deflection；
Determine whether the rope of the elevator is in loosening state according to the practical distortion amount；
If the rope of the elevator is in loosening state, controls motor and stop supply rope.
The beneficial effect of the present invention using the above structure is, reasonable in design, during the downlink of lift car,
Rope can be measured in real time, when rope rate of release is greater than the carriage speed of service, that is, when rope loosens
When, discovery can be detected in time, and control motor stalling, make to restore traction state between carriage and rope again, avoid rope
Occur vacant, rope tightens rear motor again and continues starting rotation, and carriage is made to continue to stablize downlink, is always ensured that rope to carriage
Tractive force, it is ensured that carriage be in safely and steadily run state, avoid subsequent carriage from occurring rapid drawdown during downlink, improve
The safety and stability of elevator.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the first embodiment of elastic component of the invention.
Fig. 2 is the schematic view of the front view of Fig. 1.
Fig. 3 is that the present invention uses the structural schematic diagram for loosening detection device control elevator operation.
Fig. 4 is the structural schematic diagram of second of embodiment of elastic component of the invention.
Fig. 5 is the structural schematic diagram of the third embodiment of elastic component of the invention.
In figure, 1, carriage；2, elastic component；3, motor；4, reel；5, rope；6, position switch is loosened；7, actuated piece；8,
Angle pulley；9, the first fixed pulley；10, the second fixed pulley；11, fatigue location switchs；12, guide rail；1201, groove；13, fixed
Plate；14, connector；15, motion bar；16, locking nut.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this hair
It is bright to be described in detail.
Many details are explained in the following description in order to fully understand the application, still, the application may be used also
To be implemented using other than the one described here other modes, therefore, the protection scope of the application is not by described below
Specific embodiment limitation.
In addition, in the description of the present application, it is to be understood that term " center ", "upper", "lower", "front", "rear",
The orientation of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction "
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the application and simplifies description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It should not be understood as the limitation to the application.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present application, the meaning of " plurality " is two or more, remove
It is non-separately to have clearly specific restriction.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected, can also be communication；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements.For the ordinary skill in the art, may be used
To understand the concrete meaning of above-mentioned term in this application as the case may be.
In this application unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.In retouching for this specification
In stating, the description of reference term " one embodiment ", " some embodiments ", " example ", " specific example " or " some examples " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the application
In embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to identical embodiment
Or example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples
It can be combined in any suitable manner.
As shown in Figs. 1-5, the downlink rope of indoor elevator loosens detection device, including carriage 1, elastic component 2 and loosening inspection
Unit is surveyed, the carriage 1 of elevator is connected with motor 3, and the shaft of motor 3 is connected with reel 4, and 4 surface of reel is equipped with rope 5, rope 5
Bottom end be connected with reel 4, the top of rope 5 is fixed on the top position of carriage 1, and motor 3 drives reel 4 to rotate, with release
The rope 5 on 4 surface of reel makes 1 downlink of carriage；Elastic component 2 is connected to carry carriage 1 with rope 5, and the gravity of carriage 1 passes through rope
Rope 5 acts on elastic component 2, makes elastic component 2 that flexible deformation occur, during 1 normal downlink of carriage, the load of carriage 1 is not
By size, comparatively steady state is generally in the active force of elastic component 2, that is to say, that during 1 downlink of carriage
Elastic component 2 is little by the active force variation of rope 5, so that the flexible deformation of elastic component 2 is had specified deflection, specified
The elastic component 2 of deflection range is in normal condition；But when the deflection of elastic component 2 is lower than specified deflection, also
It is to say that elastic component 2 is become smaller suddenly by the pulling force of rope 5, rope 5 loses to the normal load force of elastic component 2, passes through pine at this time
Dynamic detection unit detects the variation lower than specified deflection of elastic component 2, and such case i.e. rope 5 loosen, lead to
The loosening state of rope 5 can be detected in time by crossing loosening detection unit.In elevator actual moving process, common issue is that
1 downlink of carriage meets with obstruction, such as carriage 1 rubs because shifting with positions such as the guide rails of side, leads to carriage 1
Downstream rate be less than motor 3 discharge rope 5 speed, so that rope 5 vacant loosening is occurred, through this embodiment in scheme can
The loosening situation of rope 5 is detected in time.
In a preferred embodiment, loosening detection unit includes loosening position switch 6, loosens position switch 6 and is arranged in bullet
Property part 2 lower than specified deflection deformation direction on.The specific setting for loosening position switch 6 is able to detect that elastic component 2 deforms
There is the case where lower than specified deflection, that is, elastic component 2 by the shape that is normally squeezed within the scope of specified deflection in amount
State is transformed into the abnormal condition that deflection is lower than specified deflection, and the structural form variation of above-mentioned elastic component 2 can trigger loosening
Position switch.
It in a preferred embodiment, further include actuated piece 7, actuated piece 7 is connected with elastic component 2, the location following of actuated piece 7
The deflection of elastic component 2 and change, the position of actuated piece 7 include so that loosen position switch 6 connect first position section and
So that loosening the second position section that position switch 6 disconnects.When being lower than specified deflection in order to ensure the deflection of elastic component 2,
Can relatively accurate triggering loosen position 6 and switch, increase actuated piece 7 in the present embodiment, pass through actuated piece 7 and elastic component 2
It is attached, the ability for making actuated piece 7 obtain expression 2 deflection of elastic component, and the scope of activities of actuated piece 7 follows elastic component
2 variation is set as first position section and second position section, and the actuated piece 7 in the section of first position indicates elastic component
2 deflection is lower than specified deflection, then actuated piece 7 can trigger loosening position switch；On the contrary, in the section of the second position
Actuated piece 7 indicate elastic component 2 deflection within the scope of specified deflection, then actuated piece 7 can not trigger loosening position switch
6, make to loosen the state that position switch 6 is in disconnection.
It is understood that loosening the limit switch that position switch 6 can be selected and actuated piece 7 is in contact, or selects and cause
The discontiguous photoelectric proximity switch of moving part 7, specific model and is selected using mounting means according to the function of existing product,
It can flexibly use.
In a preferred embodiment, as shown in attached drawing 1-2, elastic component 2 is fixedly installed far from the side on 5 top of rope, bullet
Property part 2 be connected with the top of rope 5 carriage 1 that is connected with 5 bottom end of rope of the other side generate pressure to elastic component 2, make bullet
Property part 2 have deflection.In the present embodiment, the connection installation relation between elastic component 2 and rope 5 is more directly easy, bullet
Property part 2 directly along rope 5 be arranged, be attached with the top of rope 5, under this connection type, in order to enable elastic component 2
Reflect whether rope 5 loosens by the deflection of itself, therefore elastic component 2 is consolidated far from the side on 5 top of rope
It is fixed；When actually using installation, the optimum state of rope 5 is in opposed vertical, and elastic component 2 can be directly along the vertical of rope 5
Section setting, and be attached with the top of rope 5；
In interchangeable mounting means, rope 5 can be biased in the case where not influencing the operation of carriage 1, make rope 5
Top is in non-vertical state, and elastic component 2 is still arranged connection along the trend of rope 5 at this time；It is understood that as attached
Shown in Fig. 4, commutation pulley 8 is set in the apical position close to rope 5, make the top of rope 5 around after commutation pulley 8 with elasticity
Part 2 is attached, and the elastic component 2 of this state can be set to horizontal direction, or be obliquely installed elastic component 2, is not limited to level
Direction can make elastic component 2 that due deflection occur, and represent whether rope 5 loosens with this.
In a preferred embodiment, as shown in Fig. 5, elastic component 2 is fixedly installed close to the side on 5 top of rope, elasticity
The other side of part 2 is connected with the first fixed pulley 9, and the top of the first fixed pulley 9 is fixed with the second fixed pulley 10, the bottom of rope 2
End connects carriage 1 after matching with the first fixed pulley 9 and the second fixed pulley 10.In the present embodiment, the connection type of elastic component 2
Changed, different from the connection type in above-described embodiment, it is crucial that, the fixing end of elastic component 2 is changed,
The top of rope 5 is successively bypassed into constant the second fixed pulley 10 and position-variable first fixed pulley 9 in position, in such case
Under in order to guarantee that elastic component 2 can react the active force of rope 5 by flexible deformation, need to push up elastic component 2 close to rope 5
End side is fixed, and makes elastic component 2 that change in location occur close to 9 one end of the first fixed pulley, so that elastic component 2 has normally
Deformability, whether to feed back rope 5 in loosening state.
It is understood that the first fixed pulley 9 is connected with pulley yoke respectively with the second fixed pulley 10, the first fixed pulley 9
Pulley yoke is moved along the trend of rope 5, and the pulley yoke of the first fixed pulley 9 can be made to be connected with track, it is ensured that itself edge of elastic component 2
Rope 5 moves towards that flexible deformation occurs, and the pulley yoke of the second fixed pulley 10 is connected with other connection structures, it is ensured that the second fixed pulley 10
Position fix.
It in a preferred embodiment, further include fatigue detecting unit, fatigue detecting unit is adapted to detect for elastic component 2 and is more than
The variation of specified deflection.In order to avoid the problem of fatigue damage occurs in elastic component 2 after long-time service, therefore fatigue detecting is set
Unit, elastic component 2 can not only loosen in use because of rope 5 there is the case where deflection is lower than specified deflection,
Probably due to fatigue damage occurs in the long-time service of elastic component 2, elastic component 2 is caused to occur severely deformed damage after by excessive load
Bad problem, that is, the deflection of elastic component 2 is more than specified deflection, at this point, can be detected in time by fatigue detecting unit
It was found that avoiding influencing the detection of the loosening to rope 5 so as to the elastic component 2 more renewed.
In a preferred embodiment, fatigue detecting unit includes fatigue location switch 11, and the setting of fatigue location switch 11 exists
Elastic component 2 is higher than on the deformation direction of specified deflection.In the present embodiment, fatigue location switch 11 and loosening position switch 6
All be along elastic component 2 deformation direction be arranged, the difference is that, the setting position of fatigue location switch 11 just with loosening position
6 switches are set on the contrary, the deflection that elastic component 2 is arranged in is more than at the position of specified deflection, when the deflection of elastic component 2 is more than
After specified deflection, switched until can trigger fatigue.It is understood that fatigue location switch 6 also can be selected limit switch or
Photoelectric proximity switch, the actuated piece 7 on elastic component 2 can trigger fatigue location switch 11.
In a preferred embodiment, rope 5 is equipped with two, and the bottom end of two ropes 5 is connected with reel 4 respectively, in reel 4
Two sides are set there are two guide wheel, and the top of two ropes 5 bypasses the corresponding position that 1 top of carriage is fixed on after two guide wheels respectively.
In order to increase rope 5 to the stability of carriage 1, carriage 1 is carried by two ropes 5 of setting, on the top of every rope 5 point
Detection unit She Zhi not be loosened, can be detected to whether two ropes 5 are realized in loosening state.
In the particular embodiment, as shown in attached drawing 1-2, elastic component 2 is set as spring, and 1 two sides of carriage are equipped with guide rail 12, rope
Rope 5 is arranged along guide rail 12, and guide rail 12 is connected with fixed plate 13, and the top of fixed plate 13 is arranged in spring, and the top of rope 5 is worn
It is connected after crossing fixed plate 13 and spring with actuated piece 7, actuated piece 7 is the Contact plate being connected with rope 5；It loosens detection unit and leads
Rail 12 is connected.In the present embodiment, rope 5 is arranged in guide rail 12, and fixed plate 13 is set on guide rail 12, use fixed plate
13 realize that the position to spring end is fixed, it is to be understood that guide rail 12 is equipped with groove 1201, and rope 5 can be along groove
1201 settings, fixed plate 13 and the side wall of groove 1201 are attached, and facilitate processing and manufacturing, and the position of fixed plate 13 is more steady
Gu reliable；In addition, rope 5 is typically chosen wirerope in actually connection, it is contemplated that steel wire cable and actuated piece 7 connect steady
Solidity problem selects use to be connected from the such connector 14 of rope-locking head with 5 top of rope, and connector 14 is arranged in fixed plate 13
Lower section, connector 14 is connected with motion bar 15, so that motion bar 15 is passed through fixed plate 13 and is connected with actuated piece 7；Motion bar 15 into
Threaded rod may be selected in one step, and the Contact plate structure of actuated piece 7 can be set in outside threaded rod, and passes through 16 pairs of locking nut touchings
Plate carries out position and fixes, and the quantity of locking nut 16 can be two, to prevent single locking nut 16 from loosening, guarantee
The position of actuated piece 7 is fixed.
In the particular embodiment, as shown in Fig. 5, elastic component 2 is set as spring, and 1 two sides of carriage are equipped with guide rail 12, rope
5 are arranged along guide rail 12, and the second fixed pulley 10 is connected with guide rail 12, and the top of rope 5 bypasses the second fixed pulley 10 from the top down
Afterwards, from bottom to top further around the setting of the first fixed pulley 9 is crossed, the position on the top of the position and rope 5 of the second fixed pulley 10 is solid respectively
Fixed, the deflection of the location following spring of the first fixed pulley 9 changes, and actuated piece 7 is set as determining with what the first fixed pulley 9 was connected
Position plate, positioning plate are connected with spring.The present embodiment can be used as the replaceable embodiment party of elastic component 2 Yu the specific type of attachment of rope 5
Formula occurs that 5 top of rope to elastic component 2 by the second constant fixed pulley 10 of position and position-variable first fixed pulley 9
The direction of flexible deformation is changed；Rope 5 generates active force to spring, because spring is fixed close to the side on 5 top of rope,
Spring is variable close to a side position of the first fixed pulley 9, after successively acting on spring around the rope 5 of the second locating wheel 10, the
One fixed pulley 9 can afford the active force of rope 5, and the first fixed pulley 9 can generate the trend mobile to 5 top of rope, and first is fixed
Pulley 9 squeezes spring, makes spring that flexible deformation occur.
It is understood that loosening position switch 6 can be connected through conducting wire with controller with fatigue location switch 11, work as bullet
Property part 2 deflection be lower than its specified deflection when, loosen position switch 6 be switched on triggering, to controller send signal, control
Control motor 3 stops operating after device receives signal, and motor 3 is connected through conducting wire with controller；When the deflection of elastic component 2 is more than it
When specified deflection, fatigue location switch 11 is switched on triggering, sends signal to controller, controller can trigger after receiving signal
Alarm, alarm are connected through conducting wire with controller, and staff can be prompted to replace elastic component 2, and alarm belongs to existing
There is technology, can directly buy using commercial product.
Using the method for loosening detection device control elevator, include the following steps:
The practical distortion amount that elastic component 2 is lower than specified deflection is detected using position switch 6 is loosened；
When the practical distortion amount of elastic component 2 is lower than specified deflection, triggering loosens position switch 6, determines elevator with this
Rope 5 be in loosening state；When the practical distortion amount of elastic component 2 is within the scope of specified deflection, loosening position switch 6 is in
Off-state, rope are in normal tensioned state；
When the rope 5 of elevator is in loosening state, signal can be sent to controller by loosening position switch 6, and controller is then
Control motor 3 stops operating, and to stop supplying rope 5, avoiding motor 3 from continuing supply rope 5 causes the appearance of rope 5 more serious
It loosens, avoids causing the winding of rope 5, or other danger occur.
Likewise, showing that deformed damaged occurs in elastic component 2 when the practical distortion amount of elastic component 2 is more than specified deflection
The case where, can trigger fatigue location switch 11 at this time, fatigue location switch 11 can send signal to controller, controller according to
This signal judges, and controls alarm and carry out warning note, so that passenger or operator obtain the information of alarm, phase
That answers carries out repair and replacement to elastic component 2.
Specifically, PLC controller can be selected in controller, concrete model can directly select commercial product.
Above-mentioned specific embodiment cannot function as limiting the scope of the invention, for the technology people of the art
For member, any alternate modification or transformation made to embodiment of the present invention are fallen within the scope of protection of the present invention.
Place is not described in detail by the present invention, is the well-known technique of those skilled in the art of the present technique.
Claims (11)
1. the downlink rope of indoor elevator loosens detection device characterized by comprising
Carriage, the carriage are connected with motor, and the shaft of the motor is connected with reel, and the mandrel surface is equipped with rope, institute
The bottom end for stating rope is connected with reel, and the top of the rope is fixed on the top position of carriage, and the motor driven reel turns
It is dynamic, to discharge the rope of mandrel surface, make carriage downlink；
Elastic component, the elastic component are connected to carry the carriage with the rope, and the elastic component has specified deflection；
Loosen detection unit, the change lower than the specified deflection for loosening detection unit and being adapted to detect for the elastic component
Change.
2. the downlink rope of indoor elevator according to claim 1 loosens detection device, which is characterized in that the loosening inspection
Surveying unit includes loosening position switch, and the change that the elastic component is lower than the specified deflection is arranged in the position switch that loosens
On shape direction.
3. the downlink rope of indoor elevator according to claim 2 loosens detection device, which is characterized in that further include
Actuated piece, the actuated piece are connected with the elastic component, the deflection of the location following elastic component of the actuated piece and become
Change, the position of the actuated piece includes so that described loosen the first position section and make the loosening position that position switch is connected
Set the second position section that switch disconnects.
4. the downlink rope of indoor elevator according to claim 3 loosens detection device, which is characterized in that the elastic component
Side far from the rope top is fixedly installed, and the other side of the elastic component is connected with the top of rope and rope bottom end
Connected carriage generates the pressure to elastic component, and elastic component is made to have deflection.
5. the downlink rope of indoor elevator according to claim 3 loosens detection device, which is characterized in that the elastic component
Side close to the rope top is fixedly installed, and the other side of the elastic component is connected with the first fixed pulley, and described first is fixed
The second fixed pulley is fixed with above pulley, the bottom end of the rope connects after matching with the first fixed pulley and the second fixed pulley
Connect the carriage.
6. the downlink rope of indoor elevator according to claim 4 or 5 loosens detection device, which is characterized in that further include
Fatigue detecting unit, the fatigue detecting unit are adapted to detect for the change that the elastic component is more than the specified deflection
Change.
7. the downlink rope of indoor elevator according to claim 6 loosens detection device, which is characterized in that the fatigue inspection
Surveying unit includes fatigue location switch, and the change that the elastic component is higher than the specified deflection is arranged in the fatigue location switch
On shape direction.
8. the downlink rope of indoor elevator according to claim 6 loosens detection device, which is characterized in that the rope is set
There are two, the bottom end of two ropes is connected with reel respectively, sets in reel two sides there are two guide wheel, the top of two ropes is distinguished
Around the corresponding position being fixed on after two guide wheels above carriage.
9. the downlink rope of indoor elevator according to claim 4 loosens detection device, which is characterized in that the elastic component
It is set as spring, the carriage two sides are equipped with guide rail, and the rope is provided along the rail, and the guide rail is connected with fixed plate, described
The top of fixed plate is arranged in spring, and the top of the rope is connected after passing through fixed plate and spring with actuated piece, the actuating
Part is the Contact plate being connected with rope；The loosening detection unit is connected with the guide rail.
10. the downlink rope of indoor elevator according to claim 5 loosens detection device, which is characterized in that the elasticity
Part is set as spring, and the carriage two sides are equipped with guide rail, and the rope is provided along the rail, and second fixed pulley and the guide rail
It is connected, it is described from bottom to top further around the setting of the first fixed pulley excessively after the top of the rope bypasses the second fixed pulley from the top down
The position of second fixed pulley and the position on the top of the rope are fixed respectively, the location following spring of first fixed pulley
Deflection changes, and the actuated piece is set as the positioning plate being connected with the first fixed pulley, and the positioning plate is connected with spring.
11. using the method for the control elevator of loosening detection device described in claim 1-10 any one, which is characterized in that packet
Include following steps:
Detect the practical distortion amount that elastic component is lower than specified deflection；
Determine whether the rope of the elevator is in loosening state according to the practical distortion amount；
If the rope of the elevator is in loosening state, controls motor and stop supply rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910678990.7A CN110526069A (en) | 2019-07-25 | 2019-07-25 | The downlink rope of indoor elevator loosens detection device and the method using device control elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910678990.7A CN110526069A (en) | 2019-07-25 | 2019-07-25 | The downlink rope of indoor elevator loosens detection device and the method using device control elevator |
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| CN110526069A true CN110526069A (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910678990.7A Pending CN110526069A (en) | 2019-07-25 | 2019-07-25 | The downlink rope of indoor elevator loosens detection device and the method using device control elevator |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103588061A (en) * | 2013-11-29 | 2014-02-19 | 日立电梯（中国）有限公司 | Elevator weighing device |
| CN109592540A (en) * | 2019-01-05 | 2019-04-09 | 山东奔速电梯股份有限公司 | A kind of driving villa elevator of no hoistway pressure |
| CN211056446U (en) * | 2019-07-25 | 2020-07-21 | 山东奔速电梯股份有限公司 | Down rope looseness detection device of indoor elevator |
-
2019
- 2019-07-25 CN CN201910678990.7A patent/CN110526069A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103588061A (en) * | 2013-11-29 | 2014-02-19 | 日立电梯（中国）有限公司 | Elevator weighing device |
| CN109592540A (en) * | 2019-01-05 | 2019-04-09 | 山东奔速电梯股份有限公司 | A kind of driving villa elevator of no hoistway pressure |
| CN211056446U (en) * | 2019-07-25 | 2020-07-21 | 山东奔速电梯股份有限公司 | Down rope looseness detection device of indoor elevator |
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Application publication date: 20191203 |