CN108545575A - A kind of detection of elevator wire rope tensile force and regulating device - Google Patents
A kind of detection of elevator wire rope tensile force and regulating device Download PDFInfo
- Publication number
- CN108545575A CN108545575A CN201810628767.7A CN201810628767A CN108545575A CN 108545575 A CN108545575 A CN 108545575A CN 201810628767 A CN201810628767 A CN 201810628767A CN 108545575 A CN108545575 A CN 108545575A
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- Prior art keywords
- wire rope
- pull rod
- tensile force
- nut
- pressing sleeve
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Classifications
-
- 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
-
- 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
- B66B5/0006—Monitoring devices or performance analysers
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses a kind of detection of elevator wire rope tensile force and regulating devices.It is installed in the rope head component of elevator wire rope, and the rope head component includes pull rod, the spring seat of honour, locking nut and tightens nut；The elevator wire rope tensile force detection and regulating device include：Pressure sensor is slidably set in by perforation thereon on the pull rod, and its lower face is fitted in the upper surface at the spring seat of honour；Pressing sleeve is slidably set in by axial pass-through holes thereon on the pull rod, and its lower face connect with the pressure sensor and its corresponding locking nut of side elevation and tightens nut and offer the notch operated for nut rotating tool；With pressing sleeve displacement adjusting part, it is arranged in the pull rod above the pressing sleeve, to adjust displacement of the pressing sleeve on pull rod.The present invention can effectively, be accurately detected and adjust to the tensile force of steel wire rope, and structure is relatively easy, and easy to operate, manufacturing cost is relatively low.
Description
Technical field
The invention belongs to elevator technology fields, and in particular to a kind of detection of elevator wire rope tensile force and regulating device.
Background technology
It in existing elevator, is mainly connected by steel wire rope between lift car and counterweight, and in the drive of traction machine
It is lower realize car operation up and down, and in order to ensure elevator operate steadily and safety, each steel wire rope must be consistent
Clamp force.As shown in Figure 1, the fag end of each steel wire rope of existing elevator 5 passes through the suspension of rope head component 4 and fixes, rope head component master
Will by pull rod 41, locking nut 42, tighten nut 43, upper spring seat 44, compression spring 45, lower spring cup 46, rope hitch plate 47, rope
48 composition of nose cone set, and the tensile force of steel wire rope is adjusted and is mainly realized by adjusting the decrement of compression spring.Currently, in electricity
In ladder installation and maintenance process, the tonometry of elevator wire rope and adjust be mostly decrement by estimating compression spring or
Person measures estimation of the component realization of tensile force to tensile force using weight beam along vertical steel wire rope axial force distribution, then
Correction is adjusted to tensile force according to the experience of installation and maintenance staff.Existing method is difficult to accurately insure that every steel wire
Tensile force of restricting is consistent, and when adjusting needs to operate repeatedly, higher to the skill requirement of installation and maintenance staff.
For overcome the deficiencies in the prior art, it has been disclosed that patent document in propose several schemes, but there is cost
It is higher, the deficiencies of operating or be inconvenient to carry.For example, Chinese invention patent CN102491148A discloses a kind of steel wire rope tension
Automatic regulating apparatus ensures every steel wire rope by identical by the way that the hydraulic cylinder communicated is arranged on cable wire end
After hydraulic pressure realizes the effect automatically adjusted to more steel wire rope tensions, but the device only ensure that once mounting is adjusted
Every steel wire tensioning power it is consistent, with the increase of steel wire rope service life, need to the tensile force of steel wire rope constantly into
When row is adjusted, this still needs manually to go to measure and adjust.The practical part for becoming rope head component of the device simultaneously, can not
Dismounting, this can undoubtedly increase the cost of every elevator.To solve this problem, Chinese invention patent CN 105173976A are disclosed
A kind of elevator and its steel wire rope tension regulating device, the device removably in each rope head component connection liquid cylinder pressure, liquid
Cylinder pressure includes the internal plunger connected by the pull rod upper end of screw thread and fag end and is set in pull rod top and is supported on pressure bullet
Sleeve in spring fixed seat, providing power by hydraulic power supply makes each hydraulic cylinder apply identical pressure reality to compression spring
The effect that now more steel wire rope tensions are adjusted.Although the device solves while adjusting the effect of steel wire tensioning power,
Set of device can be used for multiple times, but its cannot practical measuring steel wire rope tensile force, while the device is complex, needs to carry
For hydraulic power supply etc., it is also more inconvenient to carry.
Invention content
The purpose of the present invention is to provide a kind of detection of elevator wire rope tensile force and regulating devices, can effectively solve existing
The shortcoming of technology.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
A kind of detection of elevator wire rope tensile force and regulating device, are installed in the rope head component of elevator wire rope, described
Rope head component includes pull rod, the spring seat of honour, locking nut and tightens nut；The elevator wire rope tensile force detection and adjusting dress
It sets, including：Pressure sensor is slidably set in by perforation thereon on the pull rod, and its lower face is bonded
Upper surface at the spring seat of honour；Pressing sleeve is slidably set in by axial pass-through holes thereon on the pull rod,
And its lower face connect with the pressure sensor and its corresponding locking nut of side elevation and tightens nut and offer for spiral shell
The notch of female rotating tool operation；With pressing sleeve displacement adjusting part, it is arranged in the pull rod above the pressing sleeve, to adjust
State displacement of the pressing sleeve on pull rod.
Preferably, the pressing sleeve is cylinder；The quantity of the notch is two, which is symmetrically opened in institute
It states on the side elevation of pressing sleeve.
Preferably, the axial pass-through holes of the pressing sleeve are a stepped hole, and the diameter of upper hole section is more than lower hole section
Diameter and the diameter of lower hole section are more than the locking nut and tighten the diameter of nut.
As a kind of selection, the pressing sleeve displacement adjusting part includes：Thrust bearing is set on the pull rod and embedded
In the upper hole section of the axial pass-through holes, and its outer ring is interference fitted with the upper hole section inner wall；Cover board passes through through-hole thereon
It is set on the pull rod, and is fixedly connected with the upper surface of the pressing sleeve by connector；And adjusting nut, it is threaded in
On the pull rod, and its lower end and the inner ring of the thrust bearing are interference fitted.
Preferably, the lower face of the adjusting nut is equipped with a cylindrical joint portion, the cylinder joint portion and institute
State the inner ring interference fit of thrust bearing.
Preferably, between the cover board and the thrust bearing, there are fit-up gaps；The cover board and the adjusting spiral shell
There are fit-up gaps between mother.
Preferably, the pressure sensor is to be built-in with the wireless pressure sensor of battery case wireless transmitter module, and
The corresponding wireless pressure sensor is equipped with the hand-held mobile terminal for receiving and showing pressure information；Or the pressure sensor
For the wired pressure sensor with power cord and signal wire.
Alternatively, the pressing sleeve displacement adjusting part includes：Thrust bearing is set on the pull rod and embedding
In the upper hole section for entering the axial pass-through holes, and its outer ring is interference fitted with the upper hole section inner wall；Flange is set in the drawing
On bar, and it is fixedly connected with the upper surface of the pressing sleeve by connector；And hollow shaft motor, the hollow shaft motor it is hollow
Shaft is connect with the pull rod screw, and the lower end for stating hollow rotating shaft and the inner ring of the thrust bearing are interference fitted.
Further, the invention also includes a control device, the pressure sensor and hollow shaft motors to be filled with the control
Set connection.
Preferably, the control device is equipped with the application of logic circuit module for controlling the hollow shaft motor；The control
Device processed, which handles the pressure signal of the pressure sensor feedback and exports corresponding control instruction, controls the hollow shaft motor
Action；The control device is equipped with the display module and memory module of steel wire tensioning force value.
The present invention by using above structure, can effectively, accurately the tensile force of steel wire rope is detected and is adjusted,
And structure is relatively easy, and easy to operate, manufacturing cost is relatively low.
Description of the drawings
Fig. 1 is that existing elevator wire rope hangs fixed structural schematic diagram by rope head component.
Fig. 2 is the structural schematic diagram of the embodiment of the present invention 1.
Fig. 3 is the dimensional structure diagram of the pressing sleeve described in the embodiment of the present invention 1.
Fig. 4 is the structural schematic diagram that the embodiment of the present invention 1 is applied to elevator wire rope suspension.
Fig. 5 is the structural schematic diagram of the embodiment of the present invention 2.
Fig. 6 is the composed structure schematic diagram of core motor described in the embodiment of the present invention 2.
Fig. 7 embodiment of the present invention 2 is applied to the structural schematic diagram of elevator wire rope suspension.
In figure：
1-pressure sensor；11-perforation；2-pressing sleeves；21-axial pass-through holes；211-upper hole sections；212-lower opening
Section；22-notches；31-thrust bearings；32-cover boards；321-connectors；33-adjusting nuts；331-cylindrical joint portions；
34-flanges；341-connectors；35-hollow shaft motors；351-stators；352-hollow rotating shafts；36-control devices；41—
Pull rod；42-locking nuts；43-tighten nut；44-upper spring seats；45-compression springs；46-lower spring cups；47-ropes
Head plate；48-pigtail taper sleeves；5-elevator wire ropes.
In conjunction with drawings and examples, invention is further described in detail.
Specific implementation mode
Embodiment 1
As shown in Figures 2 to 4, a kind of elevator wire rope tensile force detection of the present invention and regulating device, mainly by
Pressure sensor 1, pressing sleeve 2 and pressing sleeve displacement adjusting part composition.
The central part of the pressure sensor 1 is equipped with perforation 11.Pressure sensor 1 by the perforation slidably
It is set on pull rod 41, and its lower face is fitted on the upper surface at the spring seat of honour 44.The diameter of perforation 11 should be greater than locking screw
The full-size of mother 42 and the outer diameter for tightening nut 43.In addition, the pressure sensor can be built-in with battery case wireless transmission
The wireless pressure sensor of module, and the corresponding wireless pressure sensor matches the hand-held shifting for being ready for use on reception and showing pressure information
Dynamic terminal.The pressure sensor can also be the wired pressure sensor with power cord and signal wire.
The pressing sleeve 2 is cylinder, offers axial pass-through holes 21 thereon, pressing sleeve is by the axial pass-through holes can slide
Flowing mode is set on pull rod 41, and its lower face is fitted on the upper surface of pressure sensor 1, and passes through connector (such as spiral shell
Nail) it is fixed.In addition, the axial pass-through holes 21 are a stepped hole, the diameter of hole section 211 is more than the diameter of lower hole section 212 thereon,
And the diameter of lower hole section 212 is more than locking nut 42 and tightens the full-size of the outer diameter of nut 43.In addition, pressing sleeve 2 is edge-on
It is symmetrically opened up on face there are two notch 22, the size of the notch for the merging of nut rotating tool and turn locking nut 42 and is twisted
Subject to tight nut 43.
The pressing sleeve displacement adjusting part is mainly made of thrust bearing 31, cover board 32 and adjusting nut 33.Thrust bearing
Using self-aligning thrust roller bearing, it is set on pull rod 41 and in the upper hole section 211 of embedded pressing sleeve, and in its outer ring and upper hole section
Wall is interference fitted.The through-hole (unmarked place in figure) of cover board 32 thereon is set on pull rod 41, and passes through 321 (such as spiral shell of connector
Nail) it is fixedly connected with the upper surface of pressing sleeve.Adjusting nut 33 is threaded on pull rod 41, and its lower face is set there are one cylinder
The inner ring of shape joint portion 331, the cylinder joint portion and thrust bearing is interference fitted.It should be noted that cover board can limit
The axial float of thrust bearing and the effect of sealing.In addition, between cover board and thrust bearing and cover board and adjusting nut it
Between should there are fit-up gaps, in order to the rotation of thrust bearing and adjusting nut.
As shown in figure 4, the operation principle of the present embodiment is as follows：
When needing to carry out the detection of steel wire tensioning power and adjust, pressure sensor signal is connected into upper signal acquisition and is set
It is standby, then the present invention is assembled on pull rod.The tool up time that can be matched with adjusting nut outer shape using box spanner etc.
Needle turns adjusting nut, and the present invention is made to be moved downward along pull rod, until pressure sensor and spring seat of honour initial contact and has pressure
Force value exports.Then stop turning adjusting nut, and unscrew lock from the indentation, there of pressing sleeve using nut rotating tool (such as spanner)
Tight nut and nut is tightened, makes to tighten nut and be kept completely separate with the spring seat of honour, the pressure that compression spring is born at this time just whole
It acts in the present invention, the pressure value that pressure sensor is exported is the tensile force of elevator wire rope.
According to actual conditions, when increasing the tensile force of (reduction) elevator wire rope if necessary, then clockwise (counterclockwise)
Turning adjusting nut makes movement (upward) downwards of the invention to increase the decrement of (reduction) compression spring, while reading pressure
The pressure value of force snesor output, when pressure value reaches requirement, stopping turns adjusting nut, then tightens 22 He of locking nut
Nut is tightened, when pressure sensor readings value is close to 0, locking nut 22 and nut 23 is tightened and has locked compression spring 25
Tightly, can the present invention be back-outed along pull rod 21 counterclockwise at this time, the tensile force for completing elevator wire rope is adjusted.
In the present embodiment, every elevator wire rope can be corresponded to and assemble a present invention, it in this way can be simultaneously accurately
Detect and adjust the tensile force of each elevator wire rope.A present invention can also be used, then elevator wire rope one by one is opened
Clamp force is detected and adjusts.
Embodiment 2
As shown in Figures 5 to 7, a kind of elevator wire rope tensile force detection of the present invention and regulating device, mainly by
Pressure sensor 1, pressing sleeve 2, pressing sleeve displacement adjusting part and control device 36 form.
The central part of the pressure sensor 1 is equipped with perforation 11.Pressure sensor 1 by the perforation slidably
It is set on pull rod 41, and its lower face is fitted on the upper surface at the spring seat of honour 44.The diameter of perforation 11 should be greater than locking screw
The full-size of mother 42 and the outer diameter for tightening nut 43.
The pressing sleeve 2 offers axial pass-through holes 21, pressing sleeve is passed through by the axial direction as shown in figure 3, cylinder thereon
Through-hole is slidably set on pull rod 41, and its lower face is fitted on the upper surface of pressure sensor 1, and passes through company
Fitting (such as screw) is fixed.In addition, the axial pass-through holes 21 are a stepped hole, the diameter of hole section 211 is more than lower hole section thereon
212 diameter and the diameter of lower hole section 212 are more than locking nut 42 and tighten the full-size of the outer diameter of nut 43.In addition, pressure
It is symmetrically opened up on the side elevation of set 2 there are two notch 22, the size of the notch is locked so that nut rotating tool is placed in simultaneously turn
It nut 42 and tightens subject to nut 43.
The pressing sleeve displacement adjusting part is mainly made of thrust bearing 31, flange 34 and hollow shaft motor 35.Thrust
Bearing uses self-aligning thrust roller bearing, is set on pull rod 41 and in the upper hole section 211 of embedded pressing sleeve, and its outer ring and upper hole
Section inner wall interference fit.Flange 34 is set on pull rod 41, and is fixed by connector 341 (such as screw) and the upper surface of pressing sleeve
Connection.Hollow shaft motor 35 is mainly made of stator 351 and hollow rotating shaft 352, and hollow rotating shaft 352 is threaded in pull rod 41
On, and the inner ring of its lower face and thrust bearing is interference fitted.It should be noted that flange can be with the axial direction of limit thrust bearing
The effect of play and sealing.In addition, should there are assembly buildings between flange and thrust bearing and between flange and adjusting nut
Gap, in order to the rotation of thrust bearing and hollow rotating shaft.
The control device 36 is connect with pressure sensor 1 and hollow shaft motor 35.The control device is equipped with for controlling
The application of logic circuit module of hollow shaft motor processed, the control device handle the pressure signal and the output phase of the pressure sensor feedback
The control instruction answered controls the hollow shaft motor action；The control device is also provided with the display mould of steel wire tensioning force value
Block and memory module.
As shown in fig. 7, the operation principle of the present embodiment is as follows：
When needing to carry out the detection of steel wire tensioning power and adjust, every elevator wire rope need to be corresponded to and assemble this hair
It is bright, and share a control device.Then initial pressure value is set by control device, control device sends out instruction and starts each sky
Spindle motor rotates forward, and so that the present invention is moved downward along pull rod, until pressure sensor is contacted with the spring seat of honour.Work as pressure sensor
When the pressure value measured is equal to the 10% of initial set value, control device stops each hollow shaft motor work according to control logic relationship
Make, then nut rotating tool (such as spanner) is used to unscrew locking nut from the indentation, there of pressing sleeve and tighten nut, make to tighten spiral shell
Mother is kept completely separate with the spring seat of honour, and the pressure that compression spring is born at this time just all acts on pressure sensor, each pressure
The pressure value that sensor is exported is the tensile force of each elevator wire rope.Control device according to the initial pressure value of setting with it is each
The value that pressure sensor measures is compared and judges, if initial setting pressure value is more than the value that pressure sensor measures, controls
Device processed drives hollow shaft motor compression pressure spring, until the two deviation within the range of permission when, hollow shaft motor stops
It only works, then tighten locking nut 32 and tightens nut 33, compression spring 35 is locked in current compressive state, finally,
Hollow shaft motor reversion makes entirety of the invention exit pull rod, completes the adjusting of steel wire tensioning power.If initial setting pressure value is small
In the value that the pressure sensor measures, then control device driving hollow shaft motor makes the decrement of compression spring reduce, until
The two deviation within the range of permission when, hollow shaft motor is stopped, and then tightens and locking nut 32 and tightens nut 33,
Compression spring 35 is locked in current compressive state, finally, hollow shaft motor reversion makes entirety of the invention exit pull rod, completes
The adjusting of steel wire tensioning power.
In the present embodiment, every elevator wire rope tensile force can also be detected respectively using a present invention
And adjusting.
Finally it should be noted that：It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, although
With reference to embodiment, invention is explained in detail, for those skilled in the art, still can be to aforementioned
Technical solution recorded in each embodiment is modified or equivalent replacement of some of the technical features, but it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in the protection of the present invention
Within the scope of.
Claims (10)
1. a kind of elevator wire rope tensile force detection and regulating device, are installed in the rope head component of elevator wire rope, the rope
Head assembly includes pull rod, the spring seat of honour, locking nut and tightens nut, which is characterized in that including：
Pressure sensor is slidably set in by perforation thereon on the pull rod, and its lower face is fitted in institute
State the upper surface at the spring seat of honour；
Pressing sleeve is slidably set in by axial pass-through holes thereon on the pull rod, and its lower face and the pressure
Force snesor connects and its side elevation corresponds to the locking nut and tighten nut offer operate for nut rotating tool it is scarce
Mouthful；With
Pressing sleeve displacement adjusting part is arranged in the pull rod above the pressing sleeve, to adjust position of the pressing sleeve on pull rod
It moves.
2. a kind of elevator wire rope tensile force detection according to claim 1 and regulating device, which is characterized in that the pressure
It covers cylinder；The quantity of the notch is two, which is symmetrically opened on the side elevation of the pressing sleeve.
3. a kind of elevator wire rope tensile force detection according to claim 1 or 2 and regulating device, which is characterized in that institute
The axial pass-through holes for stating pressing sleeve are a stepped hole, and the diameter of upper hole section is more than the diameter of lower hole section and the diameter of lower hole section
More than the locking nut and the diameter for tightening nut.
4. a kind of elevator wire rope tensile force detection according to claim 3 and regulating device, which is characterized in that the pressure
Covering displacement adjusting part includes：
Thrust bearing, is set on the pull rod and in the upper hole section of the embedded axial pass-through holes, and its outer ring with it is described on
Hole section inner wall is interference fitted；
Cover board is set in by through-hole thereon on the pull rod, and is fixed and connected by the upper surface of connector and the pressing sleeve
It connects；With
Adjusting nut is threaded on the pull rod, and its lower end and the inner ring of the thrust bearing are interference fitted.
5. a kind of elevator wire rope tensile force detection according to claim 4 and regulating device, which is characterized in that the tune
The lower face for saving nut is equipped with a cylindrical joint portion, and the cylinder joint portion and the inner ring interference of the thrust bearing are matched
It closes.
6. a kind of elevator wire rope tensile force detection according to claim 4 and regulating device, which is characterized in that the lid
There are fit-up gaps between plate and the thrust bearing；There are fit-up gaps between the cover board and the adjusting nut.
7. a kind of elevator wire rope tensile force detection according to claim 4 and regulating device, which is characterized in that the pressure
Force snesor is to be built-in with the wireless pressure sensor of battery case wireless transmitter module, and the corresponding wireless pressure sensor is equipped with
Hand-held mobile terminal for receiving and showing pressure information；Or the pressure sensor is having with power cord and signal wire
Line pressure sensor.
8. a kind of elevator wire rope tensile force detection according to claim 3 and regulating device, which is characterized in that the pressure
Covering displacement adjusting part includes：
Thrust bearing, is set on the pull rod and in the upper hole section of the embedded axial pass-through holes, and its outer ring with it is described on
Hole section inner wall is interference fitted；
Flange is set on the pull rod, and is fixedly connected with the upper surface of the pressing sleeve by connector；With
Hollow shaft motor, the hollow rotating shaft of the hollow shaft motor are connect with the pull rod screw, and under the hollow rotating shaft
End and the inner ring of the thrust bearing are interference fitted.
9. a kind of elevator wire rope tensile force detection and regulating device according to claim 8, which is characterized in that further include one
Control device, the pressure sensor and hollow shaft motor are connect with the control device.
10. a kind of elevator wire rope tensile force detection according to claim 9 and regulating device, which is characterized in that
The control device is equipped with the application of logic circuit module for controlling the hollow shaft motor；
The control device handles the pressure signal of the pressure sensor feedback and exports described in corresponding control instruction control
Hollow shaft motor acts；
The control device is equipped with the display module and memory module of steel wire tensioning force value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810628767.7A CN108545575A (en) | 2018-06-19 | 2018-06-19 | A kind of detection of elevator wire rope tensile force and regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810628767.7A CN108545575A (en) | 2018-06-19 | 2018-06-19 | A kind of detection of elevator wire rope tensile force and regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108545575A true CN108545575A (en) | 2018-09-18 |
Family
ID=63492761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810628767.7A Pending CN108545575A (en) | 2018-06-19 | 2018-06-19 | A kind of detection of elevator wire rope tensile force and regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108545575A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109250606A (en) * | 2018-11-02 | 2019-01-22 | 广州广日电梯工业有限公司 | A kind of elevator wire rope rope end device and steel wire tensioning power detection method |
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| CN102085993A (en) * | 2010-12-03 | 2011-06-08 | 中国矿业大学 | Device and method for automatically adjusting tension of flexible guiding rail of mine lift |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109250606A (en) * | 2018-11-02 | 2019-01-22 | 广州广日电梯工业有限公司 | A kind of elevator wire rope rope end device and steel wire tensioning power detection method |
| CN109250606B (en) * | 2018-11-02 | 2023-12-08 | 广州广日电梯工业有限公司 | Elevator steel wire rope head device and steel wire rope tension detection method |
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