CN106395527A - Elevator traction wheel rope groove abrasion detecting device - Google Patents
Elevator traction wheel rope groove abrasion detecting device Download PDFInfo
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- CN106395527A CN106395527A CN201510462914.4A CN201510462914A CN106395527A CN 106395527 A CN106395527 A CN 106395527A CN 201510462914 A CN201510462914 A CN 201510462914A CN 106395527 A CN106395527 A CN 106395527A
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- position reference
- traction sheave
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Abstract
The invention relates to an abrasion detecting device (20) used for detecting abrasion of a rope groove (19) of an elevator traction wheel (14). The abrasion detecting device (20) comprises a detecting bar (23) and a guide base (22). The front end of the detecting bar is in a shape suitable for detecting abrasion of the rope groove. The tail of the detecting bar is provided with scale marks (29) used for detecting abrasion of the rope groove. A plurality of position reference planes (41, 43 and 45) used for determining a normal detecting position are arranged below the guide base. A plurality of guide holes (39) are longitudinally formed in the guide base. The upper end of the guide base is provided with a scale mark reference plane (46) used for reading the scale marks of the detecting bar. The device is provided with an electric illuminating body (60) and power supply circuits (62 and 64), and connecting points (51 and 53) of the power supply circuits are arranged on two reference planes of the guide base. When the position where the guide base is overlapped with the traction wheel is the normal detecting position, the two connecting points communicate through the traction wheel, and the electric illuminating body emits light. Thus, the maintenance personnel can easily determine whether the guide base is arranged in the normal detecting position or not.
Description
Technical field
The present invention relates to the wear detector of the traction sheave grooving abrasion for detecting elevator traction machine, especially
Relate to detect the mill of the grooving abrasion of the elevator traction sheave being constructed from a material that be electrically conducting, having a plurality of groovings
Damage detection means.
Background technology
Japanese patent gazette JP 2014-210627 discloses a kind of elevator traction sheave grooving wear detector,
This wear detector has the guide cylinder union body 8 being made up of a plurality of guide cylinders, and may be inserted into each
A plurality of test bars 15 of guide cylinder.When detecting traction sheave grooving, as shown in Fig. 1 of this publication, first
Two planar portions being directed to a union body 8 lower end are needed to be put into the groove shoulder 41 and 45 of traction sheave 4 two ends grooving
On, then make the stage portion 91 of guide cylinder union body 8 lower end be tightly against the left end face of traction sheave 4.This
Sample just can make each jack 12 of guide cylinder union body 8 be directed at grooving 31-34, enables test bar 15 accurate
Ground inserts each grooving, obtains accurate testing result.
Hereinafter, for sake of convenience, this specification will be detection traction sheave grooving abrasion, wear detector
(targeting part of typically wear detector, " guide cylinder union body 8 " described above) is carried to traction
When on wheel, can detect that the loading position of abrasion is referred to as " normal test position " exactly.
Japanese patent gazette JP 2013-256341 discloses another kind of elevator traction sheave grooving abrasion detection dress
Put, this wear detector 20 is mainly made up of detector body 21, detector station 22 and test bar 23.
The function of detector body 21 and detector station 22 is essentially identical with the guide cylinder of above-mentioned publication, be equivalent to by
Above-mentioned guide cylinder divide into two sections.Although structure is different, when detecting traction sheave grooving, setting abrasion
The method of detection means position is identical.Need the datum level 41 of detector station 22 to traction sheave 33
On datum level 40, then the left side stage portion on the left of detector station 22 lower end being tightly against traction sheave 33
Side end face.So that each through hole 9 of detector station 22 is directed at each grooving, enable test bar 23
Insert each grooving exactly, obtain accurate testing result.That is, using this abrasion detection dress
Put and be also required to first detector station 22 be arranged normal test position.
But, the traction machine of machine-roomless lift is arranged in narrow hoistway, as shown in figure 13, usual traction
Machine 12 is arranged near well enclosure 17.This traction machine 12 substantially can be divided into motor part 13 and traction sheave
14.Motor part 13 includes motor and brake, and its Outside Dimensions is generally big than the diameter of traction sheave 14.
As shown in figure 13, when traction sheave 14 is positioned close to the side of well enclosure 17, and motor part 13 is arranged
When the side away from well enclosure 17, because the space between motor part 13 and well enclosure 17 is narrow, inspection
Repair personnel 10 to be difficult to directly be clearly observed traction sheave 14.So maintainer 10 have to handss gropingly
Wear detector 20 is arranged traction sheave 14, is but difficult to confirm whether set position is normal detection
Position.When set position is not normal test position, the testing result of mistake will be obtained.
Content of the invention
The technical problem to be solved be provide a kind of wear detector, its be suitable for detect by
Conductive material constitutes, has the grooving abrasion of the elevator traction sheave of a plurality of groovings, and maintainer uses this
Wear detector can easily be confirmed whether to be arranged normal test position.
For solving described technical problem, the wear detector of the present invention includes：Test bar and guide holder.
Described test bar, has the leading section of the shape being adapted to detect for described grooving abrasion, is provided with detection in its afterbody
The scale of grooving abrasion.Described guide holder, be provided with thereunder a plurality of for determining normal test position
Position reference face, longitudinally has, along it, the pilot hole that the described test bar of a plurality of guiding reaches described grooving, its
Upper end has the scale datum level of the scale for reading described test bar.It is provided with electric energy in described guide holder to send out
Body of light and its supply line, described supply line is provided with two described position reference faces of described guide holder and connects
Point.When the position that described guide holder is carried to described traction sheave is described normal test position, two institute's rhemes
The contact put on datum level is switched on by described traction sheave, makes described electric energy light.
The present invention also provides a kind of wear detector, and it is suitable for detection and is constructed from a material that be electrically conducting, has
The grooving abrasion of the elevator traction sheave of a plurality of groovings, it includes：Test bar, guide holder and mobile guide
Cylinder.Described test bar, has the leading section of the shape being adapted to detect for described grooving abrasion, is provided with its afterbody
The scale of detection grooving abrasion.Described guide holder, be provided with thereunder a plurality of for determining normal detecting position
The position reference face put, longitudinally has, along it, the pilot hole that the described test bar of a plurality of guiding reaches described grooving,
It is provided with the guide rail described mobile guide cylinder being directed to above each described pilot hole above it.Described
Mobile guide cylinder, is longitudinally provided with, along it, the jack that the described test bar of guiding inserts described pilot hole, and its upper end has
There is the scale datum level of the scale for reading described test bar, being provided with thereunder can be with described guide holder
The auxiliary section matched of described guide rail so as to described guide holder can be slidably carried to along described guide rail.
It is provided with electric energy luminous body in described mobile guide cylinder, be provided with institute in described mobile guide cylinder and described guide holder
State the supply line of electric energy luminous body, described supply line is in two described position reference faces of described guide holder
It is provided with contact.When the position that described guide holder is carried to described traction sheave is described normal test position, two
Contact on described position reference face is switched on by described traction sheave, makes to be carried to the described of described guide holder
The described electric energy light of mobile guide cylinder.
Position due to being carried to traction sheave when the guide holder of wear detector of the present invention is described normal detection
Position, the contact on two position reference faces will be switched on by traction sheave, makes electric energy light,
So maintainer passes through to observe whether electric energy luminous body lights, can easily confirm wear detector
Guide holder whether be arranged on normal test position.
Brief description
Fig. 1 is that explanation detects the grooving abrasion of traction sheave using the wear detector of the present invention the 1st embodiment
Simple schematic diagram.
Fig. 2 be schematically indicated the 1st embodiment guide holder schematic diagram.
Fig. 3 is the schematic diagram in the light emitting diode supply line formation loop being schematically indicated the 1st embodiment.
Fig. 4 is that explanation detects the grooving abrasion of traction sheave using the wear detector of the present invention the 2nd embodiment
Simple schematic diagram.
Fig. 5 is the simple schematic diagram of the wear detector from A direction projection shown in Fig. 4.
Fig. 6 be schematically indicated the 2nd embodiment guide holder schematic diagram.
Fig. 7 is the schematic diagram of the mobile guide cylinder being schematically indicated the 2nd embodiment.
Fig. 8 is the schematic perspective view being schematically indicated cooperation contact shown in Fig. 7.
Fig. 9 is the schematic perspective view being schematically indicated guide rail contact shown in Fig. 6 and position reference face contact.
Figure 10 is the schematic diagram in the light emitting diode supply line formation loop being schematically indicated the 2nd embodiment.
Figure 11 is schematically indicated the feelings during grooving abrasion detecting traction sheave using wear detector of the present invention
Scape.
Figure 12 is the signal being schematically indicated the fixed mechanism being used for fixed test rod position in the 2nd embodiment
Figure.
Figure 13 is schematically indicated the feelings during grooving abrasion detecting traction sheave using known wear detector
Scape.
Labelling ＞ in ＜ accompanying drawing
10- maintainer, 12- traction machine, 13- motor part, 14- traction sheave, 15- pillar, 16- maintenance
Platform, 17- well enclosure, 18- hoist ropes, 19- grooving, 20- wear detector, 21- mobile guide cylinder, 21a-
Peristome, 22- guide holder, 23- test bar, 24- leading section, 26- fastening bolt, 26a- rotating disk, 27-
Nut, 28- back-up ring, 29- scale, 30- jack, 32- mating groove, 34- mating flanges, 39- pilot hole,
40- lateral position reference face, 41- lateral position reference face, 42- lateral position reference face, 43- lateral attitude
Datum level, 44- lengthwise position datum level, 45- lengthwise position datum level, 46- scale datum level, 51- contact,
52- wire, 53- contact, 54- wire, 55- guide rail contact, 56- guide rail contact, 57- cooperation contact, 58-
Cooperation contact, 60- light emitting diode, 62- battery, 64- resistance, 65- wire, 66- wire, 67- container.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment, the specific embodiment of the present invention is described in detail.
＜ the 1st embodiment ＞
Fig. 1 is that explanation detects the grooving mill of traction sheave using the wear detector 20 of the present invention the 1st embodiment
The simple schematic diagram damaging.
Traction machine as detection object substantially can be divided into motor part 13 and traction sheave 14.Motor part
13 include motor and brake, and its Outside Dimensions is bigger than the diameter of traction sheave 14.As shown in figure 1, traction
Wheel 14 is positioned close to the side of well enclosure 17, and motor part 13 is arranged far from the one of well enclosure 17
Side.Because the space between motor part 13 and well enclosure 17 is narrow, maintainer is difficult to directly clearly
Observe traction sheave 14.Traction sheave 14 is constructed from a material that be electrically conducting, has 4 groovings 19.As traction sheave
14 material, for example, it may be the metal material such as spheroidal graphite cast-iron or macromolecule conducting material etc..
As shown in figure 1, wear detector 20 mainly includes test bar 23 and guide holder 22.Test bar
23 leading sections 24 with the shape being adapted to detect for grooving abrasion, are provided with the quarter of detection grooving abrasion in its afterbody
Degree 29.As " being adapted to detect for the shape of grooving abrasion ", for example, leading section 24 is hemispherical, this ball
Diameter is processed to the diameter of hoist ropes or is processed to hoist ropes and reaches the diameter during limit of wear.This
Sample, can make the leading section 24 of test bar 23 be successfully inserted at grooving 19, detect the abrasion of grooving exactly.
Fig. 2 be schematically indicated the 1st embodiment guide holder 22 schematic diagram.Fig. 2 comprises two figures,
The above is front view, and top view is presented herein below.Corresponding to the grooving quantity of traction sheave 14, guide holder 22 is along it
Longitudinally there is the pilot hole 39 that 4 guiding test bars 23 reach grooving 19.The spacing of pilot hole 39 and traction
On wheel 14, the spacing of grooving 19 is identical.There is the quarter for reading test bar 23 in the upper end of guide holder 22
The scale datum level 46 of degree 29.Scale datum level 46 is a smooth plane.
It is provided with the lateral position reference face 41, laterally for determining normal test position in the lower section of guide holder 22
Position reference face 43 and lengthwise position datum level 45.These datum levels correspond respectively to traction sheave shown in Fig. 1
14 lateral position reference face 40, lateral position reference face 42 and lengthwise position datum level 44.Laterally position
Put datum level 40 and lateral position reference face 42 be traction sheave 14 two ends periphery, lengthwise position base
Quasi- face 44 is the end face away from motor part 13 for the traction sheave 14.
As shown in figure 1, during detection, being directed to lateral position reference face 41 and the lateral position reference of seat 22
Face 43 is respectively against on the lateral position reference face 40 and lateral position reference face 42 of traction sheave 14.And
The lengthwise position datum level 45 being directed to seat 22 abuts against the lengthwise position datum level 44 of traction sheave 14, makes two
Person is in close contact.As such, it is possible to make the rotary shaft side of 4 pilot holes 39 of guide holder 22 along traction sheave 14
To arrangement, it is directed at 4 groovings 19 of traction sheave 14, makes guide holder 22 be carried to normal test position.
It is additionally provided with light emitting diode 60 and its supply line in guide holder 22.Light emitting diode 60 is that electric energy is sent out
One example of body of light.Here, so-called " electric energy luminous body " is the object referring to light using electric energy.
Light emitting diode 60 can be replaced with the other kinds of electric energy luminous body such as electric filament lamp.Supply line includes battery
62 and resistance 64, it is connected with light emitting diode 60 with wire 65 and wire 66.Light emitting diode 60 and
The part container 67 of its supply line is arranged on guide holder 22 after fitting together.This supply line leads
Line 65 is provided with contact 51 in lateral position reference face 41, and wire 66 is provided with lateral position reference face 43 and connects
Point 53.When guide holder 22 is not carried to traction sheave, because this supply line is at contact 51 and contact 53
Open circuit is powered it is impossible to form loop to light emitting diode 60.
Fig. 3 is the schematic diagram in the light emitting diode supply line formation loop being schematically indicated the 1st embodiment.
As shown in Figures 1 and 3, it is carried to traction sheave 14 when being directed to seat 22, and its position carried is normal
During test position, due to being located at the contact 51 in lateral position reference face 41 and the lateral attitude base of traction sheave 14
Quasi- face 40 contacts, and is located at the contact 53 in lateral position reference face 43 and the lateral attitude of traction sheave 14
Datum level 42 contacts, and contact 51 and contact 53 are switched on by the traction sheave 14 being constructed from a material that be electrically conducting,
Making described supply line form loop, can powering to light emitting diode 60, it is possible to making light emitting diode
60 light.Maintainer can be lighted by light emitting diode 60, learns that being directed to seat 22 is just carried to
Often test position.As shown in figure 1, light emitting diode 60 is arranged on the higher position of guide holder 22,
Maintainer can be made easily to observe that light emitting diode 60 lights.
In this state, test bar 23 is inserted a pilot hole 39 so as to leading section 24 passes through guiding
Grooving 19 is pushed up in hole 39, then reads scale 29 on the test bar 23 concordant with scale datum level 46
Position it is possible to detect the wear extent of rope outlet groove 19 according to the relative position of scale 29 and scale datum level 46.
Again test bar 23 is extracted, be inserted into another pilot hole 39, just can detect corresponding other
The wear extent of grooving 19.Sequence detection is it is possible to detect the wear extent of all groovings 19 successively.Certainly,
4 test bars 23 can also be inserted simultaneously into 4 pilot holes 39,4 groovings 19 are detected simultaneously.
As described above, using the wear detector of the present invention, whether maintainer is sent out by light emitting diode
Light, can easily be confirmed whether for the guide holder of wear detector to arrange normal test position.Cause
This, even if maintainer is difficult to directly be clearly observed traction sheave it is also possible to leading wear detector
It is arranged on normal test position to seat, thus obtaining correct testing result.
In addition, when the surface of traction sheave has the dirts such as a large amount of greasy dirts, the position of wear detector will be made
Datum level is difficult to touch the position reference face of traction sheave, thus having influence on the precision of detection.Using the present invention
Wear detector, when the surface of traction sheave has the dirts such as a large amount of greasy dirts, the contact of guide holder 22 is just
Cannot turn on traction sheave and form loop, light emitting diode 60 will not light.So, using the present invention's
Wear detector can also find that traction wheel surface whether there is dirt in time, it is to avoid because dirt obtains mistake
Testing result.Maintainer can be made to be detected after taking out stains.
Even if being directed to seat 22 to be carried to normal test position, guide holder 22 during maintainer's operation
It may happen that it is mobile, thus deviateing normal test position.In order to avoid this situation, can be in guide holder 22
Position reference face at magnet is set, for example, setting Magnet or the retentive material that is magnetized etc..Especially
Preferably it is being provided with two position reference face setting magnets of contact.For example, connecing in lateral position reference face 41
Point 51 adjacency arranges a magnet, and contact 53 adjacency in lateral position reference face 43 is also provided with a magnet.
Certainly, magnet can also be arranged on lengthwise position datum level 45.
When traction sheave 14 is to be made up of magnetic materials such as cast irons, the magnet being arranged on guide holder 22 is to traction
The captivation of wheel contributes to being directed to seat 22 arranging traction sheave 14.The captivation of magnet can also be directed to seat
22 are temporarily fixed at normal test position, it is to avoid guide holder 22 deviates easily.Because magnet is arranged on guide holder
22 position reference face, can also make this position reference face and be arranged on the contact in this position reference face and drag
On running wheel 14, corresponding position reference face contacts even closer, improves accuracy of detection.
Additionally, improving as further, can also the setting of the position reference face of guide holder 22 by contact and
The magnetic contact that magnet is integrated and constitutes.For example, make contact using the hard magnetic metal material being magnetized
51 and contact 53.Contact can also be made using the magnet that outer packing has metal.For example, it is possible in cylindrical shape
Encapsulate magnet in can and constitute the contact 51 shown in Fig. 2 and contact 53.So can be in narrow and small position
In datum level, contact and magnet are all located at the most rational position.
＜ the 2nd embodiment ＞
Fig. 4 is that explanation detects the grooving abrasion of traction sheave using the wear detector of the present invention the 2nd embodiment
Simple schematic diagram.Fig. 5 is the simple schematic diagram of the wear detector from A direction projection shown in Fig. 4.
The present embodiment is a kind of variation of the 1st embodiment.As shown in Figures 4 and 5, the abrasion inspection of the present embodiment
Survey device 20 and mainly include test bar 23, guide holder 22 and mobile guide cylinder 21.The present embodiment and the 1st
The maximum difference of embodiment is with mobile guide cylinder 21.In the present embodiment, real with the 1st for those
Apply identical, the corresponding or suitable ingredient of example and paid identical labelling, and will be omitted or simplified right
The explanation of these parts.
Fig. 6 is the schematic diagram of the guide holder 22 being schematically indicated the present embodiment.Fig. 6 comprises 3 figures, upper left
Side is front view, and lower left is top view, and upper right side is left view.Identical with the 1st embodiment, in guiding
Seat 22 lower section be provided with for determine normal test position lateral position reference face 41, lateral position reference face
43 and lengthwise position datum level 45.Longitudinal direction along guide holder 22 is provided with 4 guiding test bars 23 arrival ropes
The pilot hole 39 of groove 19.From unlike the 1st embodiment, it is provided with mating groove 32 above guide holder 22,
For matching with mobile guide cylinder 21.Mating groove 32 is also that mobile guide cylinder 21 is directed to each guiding
The guide rail of hole 39 top.
Fig. 7 is the schematic diagram of the mobile guide cylinder 21 being schematically indicated the present embodiment.Along mobile guide cylinder 21
Longitudinal direction be provided with guiding test bar 23 insert guide holder 22 pilot hole 39 jack 30.In mobile guide cylinder
21 upper end has the scale datum level 46 of the scale 29 for reading test bar 23.Scale datum level 46
It is a smooth plane.Being provided with the lower section of mobile guide cylinder 21 can be with the mating groove 32 of guide holder 22
The mating flanges 34 that (guide rail) matches are so as to guide holder can be slidably carried to along mating groove 32
22.
In the present embodiment, in order to realize the slidably carrying between guide holder 22 and mobile guide cylinder 21,
Open up the mating groove 32 as guide rail in guide holder 22, and opened up in mobile guide cylinder 21 matched
Mating flanges 34.But, this is not the restriction to guide holder 22 and mobile guide cylinder 21 structure.Adjust
Identical purpose can also be realized in the position changing mating groove 32 with mating flanges 34.In other words, can lead
Open up mating flanges as guide rail to seat 22, and it is cooperating therewith to open up mating groove in mobile guide cylinder 21.
The wear detector 20 of the present embodiment is provided with light emitting diode 60 in mobile guide cylinder 21, is moving
Guide cylinder 21 and guide holder 22 are provided with the supply line of light emitting diode 60.Light emitting diode 60 is electricity
One example of energy luminous body.Light emitting diode 60 can be with the other kinds of electric energy luminous body generation such as electric filament lamp
Replace.This supply line mainly includes battery 62 and resistance 64, with wire 65 and wire 66 and light emitting diode
60 are connected.The part container 67 of light emitting diode 60 and its supply line is installed after fitting together
In mobile guide cylinder 21.The wire 65 of this supply line is provided with cooperation contact 57 at mating flanges 34, leads
Line 66 is provided with cooperation contact 58 at mating flanges 34.
Fig. 8 is the schematic perspective view being schematically indicated cooperation contact shown in Fig. 7.As illustrated, cooperation contact
57 have the shape corresponding with the mating flanges 34 of mobile guide cylinder 21 with cooperation contact 58, are embedded in respectively
Mating flanges 34 in mobile guide cylinder 21 both sides.
And guide holder 22 mating groove 32 be provided with respectively with the cooperation contact 57 of mobile guide cylinder 21 and joining
The corresponding guide rail contact 55 of splice grafting point 58 and guide rail contact 56 (with reference to Fig. 6).And, with the 1st enforcement
Example is identical, is provided with contact 51 in lateral position reference face 41, is provided with contact 53 in lateral position reference face 43.
Contact 51 and contact 53 pass through wire 52 and wire 54 and guide rail contact 55 and guide rail contact 56 phase respectively
Connect.
Fig. 9 is the schematic perspective view being schematically indicated guide rail contact shown in Fig. 6 and position reference face contact.
Guide rail contact 55 and guide rail contact 56 have the shape corresponding with the mating groove 32 of guide holder 22, respectively
It is inlaid in the mating groove 32 of guide holder 22 both sides.As shown in figure 5, work as will be convex for the cooperation of mobile guide cylinder 21
Edge 34 is matched with the mating groove 32 of guide holder 22, thus mobile guide cylinder 21 is carried to guide holder 22
When, guide rail contact 55 and guide rail contact 56 are connect with the cooperation contact 57 of mobile guide cylinder 21 and cooperation respectively
Point 58 contact, makes the supply line of mobile guide cylinder 21 be connected with the supply line of guide holder 22.
Because the whole length direction in mating groove 32 is designed with guide rail contact 55 and guide rail contact 56, so
Even if mobile guide cylinder 21 slides along mating groove 32, also can guarantee that guide rail contact 55 and mobile guide cylinder 21
The cooperation contact of contact 57 and guide rail contact 56 contact with coordinating contact 58.But, work as guiding
Seat 22 is when being carried to traction sheave, due to this supply line at contact 51 and contact 53 open circuit it is impossible to
Form loop to power to light emitting diode 60.
Figure 10 is the schematic diagram in the light emitting diode supply line formation loop being schematically indicated the 2nd embodiment.
As shown in Fig. 4 and Figure 10, it is carried to traction sheave 14 when being directed to seat 22, and its position carried just is
Often during test position, contact 51 and contact 53 are switched on by the traction sheave 14 being constructed from a material that be electrically conducting, institute
Stating supply line and form loop, can powering to light emitting diode 60, it is possible to making light emitting diode 60
Luminous.
In this state, test bar 23 is inserted the jack 30 of mobile guide cylinder 21, along as guide rail
Mating groove 32 moves mobile guide cylinder 21, makes a pilot hole 39 of jack 30 alignment guide seat 22, and
Make the leading section 24 of test bar 23 push up grooving 19 through this pilot hole 39, then read and scale datum level
The position of the scale 29 on 46 concordant test bars 23 is it is possible to detect the wear extent of rope outlet groove 19.Detection
A complete grooving 19, test bar 23 is lifted up so as to depart from pilot hole 39 after testing, then
Mobile guide cylinder 21 is moved to the top of another pilot hole 39, just can detect corresponding its
The wear extent of his grooving 19.Sequence detection is it is possible to detect the wear extent of all groovings 19 successively.
Figure 11 is schematically indicated the feelings during grooving abrasion detecting traction sheave using wear detector of the present invention
Scape.Using the wear detector of the present invention, whether maintainer is lighted by light emitting diode, can be very
Easily verify that whether the guide holder of wear detector is arranged normal test position.Therefore, even if inspection
The personnel that repair are difficult to directly be clearly observed traction sheave it is also possible to be arranged on the guide holder of wear detector
Normal test position, thus obtain correct testing result.As shown in fig. 7, light emitting diode 60 is arranged
In the higher position of mobile guide cylinder 21, maintainer can be made easily to observe light emitting diode 60
Luminous.
In addition, using the wear detector of the present invention, when the surface of traction sheave has the dirts such as a large amount of greasy dirts
When, the contact of guide holder 22 just cannot be turned on traction sheave and form loop, and light emitting diode 60 will not be sent out
Light.So, the wear detector using the present invention can also find whether traction wheel surface deposits dirt in time,
Avoid obtaining the testing result of mistake because of dirt.Maintainer can be made to be detected after taking out stains.
Identical with the 1st embodiment it is also possible at the position reference face of guide holder 22 arrange magnet.Additionally,
The magnetic that in the setting of the position reference face of guide holder 22, contact and magnet can also be integrated and be constituted connects
Point.For example, contact 51 and contact 53 are made using the hard magnetic metal material being magnetized, or in cylindrical shape gold
Belong to encapsulation magnet in box and constitute the contact 51 shown in Fig. 6 and contact 53.
Figure 12 is the signal being schematically indicated the fixed mechanism being used for fixed test rod position in the 2nd embodiment
Figure.As illustrated, being provided with fixed mechanism in mobile guide cylinder 21, it is inserted into the inspection of jack 30 for fixation
Survey the position of rod 23.This fixed mechanism is made up of fastening bolt 26, nut 27 and back-up ring 28.Fastening spiral shell
Bolt 26 has rotating disk 26a, and testing staff can adjust fastening bolt 26 using rotating disk 26a.Fastening spiral shell
Bolt 26 passes through the peristome 21a of mobile guide cylinder 21.Tightening fastening bolt 26 just can be with fixed test rod 23
Position in jack 30 is so as to can not move up and down.Behind the position of fixed test rod 23, by abrasion inspection
Survey device 20 to unload from traction sheave 14, take the position that nearby can more accurately read scale 29.But,
This fixed mechanism is not required in that, simply a preferred version.
In the 1st, the 2nd embodiment, guide holder 22 has 4 pilot holes 39, and this corresponds in embodiment
Traction sheave 14 4 groovings.But this is not the restriction to guiding hole number.Guide holder can arrange difference
The pilot hole of quantity.Preferred pair answers the quantity of traction sheave grooving to arrange the pilot hole of respective numbers.
In the 1st, the 2nd embodiment, two contacts of supply line are separately positioned on two lateral position reference
Face.But one of contact can also be arranged on lengthwise position datum level.For example, contact 51 is arranged on
The lengthwise position datum level 45 of guide holder 22.When guide holder 22 loading position is normal test position, connect
Point 53 is contacted with the lateral position reference face 42 of traction sheave 14, and is located at the lengthwise position of guide holder 22
The contact 51 of datum level 45 is contacted with the lengthwise position datum level 44 of traction sheave 14, contact 51 and contact
53 traction sheaves 14 passing through to be constructed from a material that be electrically conducting are switched on, and so that light emitting diode 60 is lighted.
The present invention is not limited to the above embodiments, and it also includes various variation.For example, upper
In the embodiment stated, in order to make it easy to understand, describing in detail to the present invention, but it is not by the present invention
It is defined in the embodiment with all above-mentioned ingredients.Furthermore it is possible to the portion of techniques by certain embodiment
Character displacement is the technical characteristic in other embodiment, the part composition of certain embodiment can also be appended to it
In his embodiment.Additionally, the local of the composition to each embodiment, can be carried out with other technical characteristics
Add, replace, or be deleted.
Claims (11)
1. a kind of wear detector, it is suitable for detection and is constructed from a material that be electrically conducting, has a plurality of groovings
Elevator traction sheave grooving abrasion,
Described wear detector includes：Test bar and guide holder,
Described test bar, has the leading section of the shape being adapted to detect for described grooving abrasion, is provided with its afterbody
The scale of detection grooving abrasion,
Described guide holder, is provided with a plurality of position reference faces for determining normal test position thereunder,
Along it, longitudinally there are the pilot holes that the described test bar of a plurality of guiding reaches described grooving, its upper end have for
Read the scale datum level of the scale of described test bar,
It is characterized in that：
It is provided with electric energy luminous body and its supply line in described guide holder, described supply line is in described guide holder
Two described position reference faces be provided with contact,
When the position that described guide holder is carried to described traction sheave is described normal test position, two institute's rhemes
The contact put on datum level is switched on by described traction sheave, makes described electric energy light.
2. wear detector according to claim 1,
It is characterized in that：
Described position reference face includes lateral position reference face and lengthwise position datum level,
In two position reference faces being provided with described contact, at least one is lateral position reference face.
3. wear detector according to claim 2,
It is characterized in that：Described electric energy luminous body is light emitting diode.
4. wear detector according to any one of claim 1 to 3,
It is characterized in that：
On two position reference faces being provided with described contact, it is provided with magnet.
5. wear detector according to claim 4,
It is characterized in that：Described contact is integrated with described magnet, constitutes magnetic contact.
6. a kind of wear detector, it is suitable for detection and is constructed from a material that be electrically conducting, has a plurality of groovings
Elevator traction sheave grooving abrasion,
Described wear detector includes：Test bar, guide holder and mobile guide cylinder,
Described test bar, has the leading section of the shape being adapted to detect for described grooving abrasion, is provided with its afterbody
The scale of detection grooving abrasion,
Described guide holder, is provided with a plurality of position reference faces for determining normal test position thereunder,
Along it, longitudinally there is the pilot hole that the described test bar of a plurality of guiding reaches described grooving, being provided with above it can
Described mobile guide cylinder to be directed to the guide rail above each described pilot hole,
Described mobile guide cylinder, is longitudinally provided with, along it, the jack that the described test bar of guiding inserts described pilot hole,
Its upper end has the scale datum level of the scale for reading described test bar, and being provided with thereunder can be with institute
State the auxiliary section that the described guide rail of guide holder matches so as to institute can be slidably carried to along described guide rail
State guide holder,
It is characterized in that：
It is provided with electric energy luminous body in described mobile guide cylinder, set in described mobile guide cylinder and described guide holder
There is the supply line of described electric energy luminous body, described supply line is in two described position bases of described guide holder
Quasi- face is provided with contact,
When the position that described guide holder is carried to described traction sheave is described normal test position, two institute's rhemes
The contact put on datum level is switched on by described traction sheave, so that the described movement being carried to described guide holder is led
Described electric energy light to cylinder.
7. wear detector according to claim 6,
It is characterized in that：
Described position reference face includes lateral position reference face and lengthwise position datum level,
In two position reference faces being provided with described contact, at least one is lateral position reference face.
8. wear detector according to claim 7,
It is characterized in that：Described electric energy luminous body is light emitting diode.
9. wear detector according to claim 8,
It is characterized in that：
On two position reference faces being provided with described contact, it is provided with magnet.
10. wear detector according to claim 9,
It is characterized in that：
Described contact is integrated with described magnet, constitutes magnetic contact.
11. wear detectors according to any one of claim 6 to 10,
It is characterized in that：
Described mobile guide cylinder is provided with fixed mechanism, is inserted into the described test bar of described jack for fixation
Position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510462914.4A CN106395527B (en) | 2015-07-31 | 2015-07-31 | Elevator traction sheave grooving wear detector |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510462914.4A CN106395527B (en) | 2015-07-31 | 2015-07-31 | Elevator traction sheave grooving wear detector |
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| CN106395527A true CN106395527A (en) | 2017-02-15 |
| CN106395527B CN106395527B (en) | 2018-10-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107651523A (en) * | 2017-11-03 | 2018-02-02 | 东莞市北扬工业设计有限公司 | A kind of elevator traction sheave abrasion detection mechanism |
| CN110436299A (en) * | 2019-07-23 | 2019-11-12 | 北京首钢富通电梯有限责任公司 | Elevator safety monitoring device |
| CN111847174A (en) * | 2020-08-28 | 2020-10-30 | 福建省特种设备检验研究院 | Traction sheave wear degree monitoring device and method thereof |
| US11718501B2 (en) | 2020-04-06 | 2023-08-08 | Otis Elevator Company | Elevator sheave wear detection |
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| CN111847174B (en) * | 2020-08-28 | 2021-11-09 | 福建省特种设备检验研究院 | Traction sheave wear degree monitoring device and method thereof |
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|---|---|
| CN106395527B (en) | 2018-10-09 |
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