CN107352377A - A kind of escalator for automatically adjusting handrail - Google Patents
A kind of escalator for automatically adjusting handrail Download PDFInfo
- Publication number
- CN107352377A CN107352377A CN201710828887.7A CN201710828887A CN107352377A CN 107352377 A CN107352377 A CN 107352377A CN 201710828887 A CN201710828887 A CN 201710828887A CN 107352377 A CN107352377 A CN 107352377A
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- CN
- China
- Prior art keywords
- handrail
- drive system
- tensioning apparatus
- roller
- pull bar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B23/00—Component parts of escalators or moving walkways
- B66B23/02—Driving gear
- B66B23/04—Driving gear for handrails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B27/00—Indicating operating conditions of escalators or moving walkways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B29/00—Safety devices of escalators or moving walkways
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- Escalators And Moving Walkways (AREA)
Abstract
The invention discloses a kind of escalator for automatically adjusting handrail, including truss, step, handrail and drive system, it is characterised in that：Also include speed measuring device and tightening regulator, the drive system is arranged inside the handrail of the ring-type, is butted on inside the handrail on the bottom outer-edge face of the drive system；Tightening regulator includes left side tensioning apparatus, right side tensioning apparatus and middle tensioning apparatus, and the left side tensioning apparatus, right side tensioning apparatus and middle tensioning apparatus may be contained within the underface of the annular handrail, and are in contact with the bottom surface of the handrail；The left side tensioning apparatus is arranged at the left side of the drive system, the right side tensioning apparatus is arranged at the right side of the drive system, the middle tensioning apparatus is arranged at the bottom of the drive system, and the speed measuring device is arranged at the right side of the right side tensioning apparatus.Present invention reduces labor intensity of operating staff, realizes automatically adjusting for handrail.
Description
Technical field
The present invention relates to a kind of escalator, more particularly to a kind of escalator for automatically adjusting handrail.
Background technology
Escalator has become the necessary walking-replacing tool in public arena, and escalator groove protects step and is arranged on ladder
The handrail of level both sides, when in use, step drive operating by drive system, and handrail is then main frictionally with circulating
Turn, this often lead to use a period of time after step it is asynchronous with the movement velocity of handrail, when take escalator step and
When handrail tape speed is asynchronous, easily there is potential safety hazard.And most of in the prior art is all to handrail using spring roller
Band is compressed or loosened, with the speed of adjustable handrail band, but after its adjustment, after reaching to a certain degree, also
It is the limit for reaching adjustment, and escalator can not actually recognize whether arrangements for speed regulation reach adjustment pole in real time
, so easily there is potential safety hazard in limit, and for this problem, it is necessary to which operating personnel often tear machine open is safeguarded, very
It is inconvenient.
The content of the invention
It is an object of the present invention to provide a kind of escalator for automatically adjusting handrail, by using the structure, realize and help
Hand strap is automatically adjusted, and can effectively mitigate operating personnel's working strength, and machine maintenance is not torn in realization open.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of escalator for automatically adjusting handrail, bag
Truss, the step being installed on truss, handrail and the drive system of driving step operating are included, the handrail is ring-type, if
Step both sides are placed in, the handrail drives through the drive system, in addition to speed measuring device and tightening regulator, the drive
Dynamic system is arranged inside the handrail of the ring-type, and the bottom outer-edge face of the drive system is butted on inside the handrail
On；The tightening regulator includes left side tensioning apparatus, right side tensioning apparatus and middle tensioning apparatus, the left side tensioning dress
Put, right side tensioning apparatus and middle tensioning apparatus may be contained within the underface of the annular handrail, and with the handrail
Bottom surface is in contact；The left side tensioning apparatus is arranged at the left side of the drive system, and the right side tensioning apparatus is arranged at institute
The right side of drive system is stated, the middle tensioning apparatus is arranged at the bottom of the drive system, and the speed measuring device is arranged at
The right side of the right side tensioning apparatus.
In above-mentioned technical proposal, the left side tensioning apparatus includes left side installing plate, left motor, left side pull bar, first
Travel switch, the second travel switch and a plurality of Left-side support rollers, the left side installing plate, left side pull bar, the first stroke are opened
Close and the second travel switch is arranged on same straight line, and be arranged in parallel with the bearing of trend of the handrail；It is a plurality of described
Arc is uniform from left to right for Left-side support roller, forms a curved line, the bottom surface of the handrail is butted on a plurality of left sides
On the top outer edge surface of back-up roller wheel；Left side installing plate movement is arranged on the truss, and the left side pull bar, the first stroke are opened
Close, the second travel switch and left motor are arranged at the left side of the installing plate, and are arranged at the surface of the drive system；
The left side of the left side pull bar is connected with the right hand top of the left side installing plate, right side and the output shaft phase of the left motor
Even, the left motor drives the left side installing plate to move to the left or to the right through the left side pull bar.
In above-mentioned technical proposal, the left side pull bar and the joint of the left motor are additionally provided with riser, the riser
Set perpendicular to the left side pull bar, and the riser is arranged at the top on the right side of the left side pull bar；First stroke is opened
The left side for being arranged at the riser is closed, second travel switch is arranged at the right side of the riser, first travel switch
Right side be provided with the first contact, the left side of second travel switch is provided with the second contact, first contact and the second contact
Riser described in face is set.
In above-mentioned technical proposal, the middle tensioning apparatus includes intermediate die plate, left side roller, right roller, tensioning
Band and tensioning mechanism, the intermediate die plate are arranged at the lower section side of the drive system, the left side roller and right side rolling
Wheel rotates be arranged on the intermediate die plate respectively, and the tension band is loop configuration, is around in the left side roller and right side
On roller, the left side roller is arranged at the left side of the drive system, and the right roller is arranged at the drive system
Right side, and the right roller is higher than the left side roller, the tension band is arranged at the underface of the drive system, described
The top surface of tension band is in contact with the handrail bottom surface being arranged on drive system bottom surface；The tensioning mechanism includes right side electricity
Machine, right side pull bar, third trip switch, fourth line journey switch, arm-tie and contact roller, the middle part of the arm-tie are pacified through axis of rotation
Loaded on the intermediate die plate, the contact roller is installed on the left side of the arm-tie, and the bottom outer-edge face of the contact roller
It is butted on the top surface inside the ring compression band；The right motor, third trip switch and fourth line journey switch are arranged at
Top on the right side of the drive system, the right side pull bar are set perpendicular to horizontal plane, and the right side pull bar is arranged at the drive
The right side of dynamic system, the bottom of the right side pull bar are connected with the right side of the arm-tie, and top is connected with the right motor.
In above-mentioned technical proposal, the top of the right side pull bar is provided with transverse slat, and the third trip switch is arranged at described
The top of transverse slat, fourth line journey switch are arranged at the lower section of the transverse slat, and the bottom of the third trip switch is provided with the
Three contacts, the top of the fourth line journey switch are provided with the 4th contact, transverse slat described in the 3rd contact and the 4th contact face
Set, the right motor can drive the right side pull bar to move up and down.
In above-mentioned technical proposal, the right side tensioning apparatus includes right side installing plate and is arranged at answering on the installing plate of right side
Several Right side support wheels, arc is uniform from left to right for a plurality of Right side support wheels, forms a curved line, the handrail
Bottom surface is butted on the top outer edge surface of a plurality of Left-side support rollers.
In above-mentioned technical proposal, the right side installing plate is set with horizontal plane, and the right side installing plate is from right to left
Set diagonally downward, the right hand top of the right side installing plate is rotatablely installed on the truss, a left side for the right side installing plate
Side-lower is additionally provided with positioning piece, and the keeper is provided with a pilot pin, a spring, the bullet are arranged with the pilot pin
Spring bottom is butted on the keeper, and top is butted on the left side bottom surface of the right side installing plate；Set below the keeper
There is a telescopic cylinder, the output shaft of the telescopic cylinder is connected with the bottom of the keeper, and the telescopic cylinder fixes peace
Loaded on the truss.
In above-mentioned technical proposal, the speed measuring device includes fifth wheel and the optoelectronic switch being arranged above fifth wheel.
In above-mentioned technical proposal, scraper plate is additionally provided with the left side installing plate, the scraper plate is arranged at a plurality of left side branch
The top of roller is supportted, the handrail is arranged between the Left-side support roller and scraper plate, and the bottom of the scraper plate, which is provided with, scrapes
Bar, the scraping article are butted on the outer edge surface of the handrail.
Because above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
1. recycle three groups of tensioning dresses by setting mechanism for testing to carry out test comparison to handrail and step in the present invention
Put to being tensioned to handrail, the tensioning of three groups of tensioning apparatus, it is possible to increase the tensioning efficiency and tensioning quality of handrail；
2. two travel switches being oppositely arranged are set on the tensioning apparatus of left side, at middle tensioning apparatus in the present invention
Two travel switches being oppositely arranged, the process so in left side tensioning apparatus and middle tensioning apparatus to handrail speed governing are set
In, the state of left side tensioning apparatus and middle tensioning apparatus can be detected in real time, can so be easy to control escalator
Operation whether is automatically stopped, can either realize and automatically adjust handrail, additionally it is possible to prevents potential safety hazard, while reduces operating personnel
Labor intensity；
3. by setting telescopic cylinder and spring, the top and purlin of right positioner plate at the tensioning apparatus of right side in the present invention
Frame is rotatablely connected, and left side is then connected with telescopic cylinder and spring, so when in use, can also realize the regulation of handrail, is imitated
Fruit is good；
4. by setting scraper plate on the installing plate of left side in the present invention, while scraping article is set in scraper plate bottom, so can
Scraping cleaning is carried out to the inside of handrail, can so ensure the frictional force of handrail, reduce skidding as far as possible, is protected
The speed for demonstrate,proving handrail is identical with the speed of step.
Brief description of the drawings
Fig. 1 is the structural representation in the embodiment of the present invention one；
Fig. 2 is the partial enlarged drawing I of figure；
Fig. 3 is the partial enlarged drawing II of figure；
Fig. 4 is the partial enlarged drawing III of figure.
Wherein：1st, truss；2nd, step；3rd, handrail；4th, drive system；5th, left side tensioning apparatus；6th, right side tensioning apparatus；
7th, middle tensioning apparatus；8th, fifth wheel；9th, optoelectronic switch；10th, scraper plate；11st, scraping article；21st, left side installing plate；22nd, left motor；
23rd, left side pull bar；24th, the first travel switch；25th, the second travel switch；26th, Left-side support roller；27th, riser；28th, first touch
Point；29th, the second contact；31st, intermediate die plate；32nd, left side roller；33rd, right roller；34th, tension band；35th, right motor；
36th, right side pull bar；37th, third trip switchs；38th, fourth line journey switchs；39th, arm-tie；40th, contact roller；41st, transverse slat；42nd, the 3rd
Contact；43rd, the 4th contact；61st, right side installing plate；62nd, Right side support wheel；63rd, keeper；64th, pilot pin；65th, spring；66、
Telescopic cylinder.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment one：Referring to shown in Fig. 1~4, a kind of escalator for automatically adjusting handrail, including truss 1, be installed on
The drive system 4 of step 2, handrail 3 and driving step operating on truss 1, the handrail 3 is ring-type, is arranged at step 2
Both sides, the handrail 3 drives through the drive system 4, in addition to speed measuring device and tightening regulator, the drive system
It is arranged inside the handrail of the ring-type, is butted on inside the handrail on the bottom outer-edge face of the drive system；It is described
Tightening regulator includes left side tensioning apparatus 5, right side tensioning apparatus 6 and middle tensioning apparatus 7, the left side tensioning apparatus,
Right side tensioning apparatus and middle tensioning apparatus may be contained within the underface of the annular handrail, and with the bottom surface of the handrail
It is in contact；The left side tensioning apparatus is arranged at the left side of the drive system, and the right side tensioning apparatus is arranged at the drive
The right side of dynamic system, the middle tensioning apparatus are arranged at the bottom of the drive system, and the speed measuring device is arranged at described
The right side of right side tensioning apparatus.
In the present embodiment, when in use, handrail is mainly by the frictional force with drive system so as to rotate, wherein,
Drive system is arranged at the corner of escalator, and escalator is generally inclined ladder, the lower horizontal ladder for being arranged at inclined ladder bottom and set
The upper horizontal ladder being placed at the top of inclined ladder, wherein upper, lower horizontal ladder meeting setting parallel to the ground, inclined ladder is then and ground inclination is set.Its
In, the junction of inclined ladder and upper, lower horizontal ladder can have certain turning, and the end of upper, lower horizontal ladder is then at revolution, that is,
Say, be the tight place of handrail at revolution, be then at the pine of handrail at inclined ladder.And in the present embodiment, drive system is arranged at tiltedly
Terraced to be arranged on the underface at the top of inclined ladder with the underface of the upper terraced junction of horizontal stroke, left side tensioning apparatus, right side tensioning apparatus is then set
Put in the underface of upper horizontal ladder, carry out the regulation of elasticity to handrail using the elastic junction of handrail.
Referring to shown in Fig. 1,2, the left side tensioning apparatus 5 includes left side installing plate 21, left motor 22, left side pull bar
23rd, the first travel switch 24, the second travel switch 25 and a plurality of Left-side support rollers 26, the left side installing plate, left side are drawn
Bar, the first travel switch and the second travel switch are arranged on same straight line, and parallel with the bearing of trend of the handrail are set
Put；Arc is uniform from left to right for a plurality of Left-side support rollers, forms a curved line, and the bottom surface of the handrail is butted on again
On the top outer edge surface of several Left-side support rollers；Left side installing plate movement is arranged on the truss, and the left side is drawn
Bar, the first travel switch, the second travel switch and left motor are arranged at the left side of the installing plate, and are arranged at the driving
The surface of system；The left side of the left side pull bar is connected with the right hand top of the left side installing plate, right side and the left side
The output shaft of motor is connected, and the left motor drives the left side installing plate to move to the left or to the right through the left side pull bar.
The left side pull bar 23 and the joint of the left motor 22 are additionally provided with riser 27, and the riser is perpendicular to described
Left side pull bar is set, and the riser is arranged at the top on the right side of the left side pull bar；First travel switch is arranged at institute
The left side of riser is stated, second travel switch is arranged at the right side of the riser, and the right side of first travel switch is provided with
First contact 28, the left side of second travel switch are provided with the second contact 29, first contact and the second contact face institute
State riser setting.
In the present embodiment, multiple Left-side support rollers form a curved line, and such handrail is passing through Left-side support
After roller again by the bottom of drive mechanism when, play a part of a support and be oriented to, wherein, drive mechanism is circle,
So directly locate with drive mechanism in Left-side support roller can be tangent with drive mechanism for handrail, be so easy to prevent handrail by
Power is excessive, ensures the life-span of handrail.
When in use, whether the relative velocity for handrail and step being detected using test device meets standard, if handrail
Band is excessively loose, then by the control system of escalator, control left motor work, drives left side pull bar to move right, so meeting
Left side installing plate and Left-side support roller is driven to move right, that is, adjustable handrail band enters the angle of drive mechanism, so
Certain tensioning can be formed to handrail.During left side pull bar moves, speed measuring device can detect always, if qualified,
Then motor is stopped, and completes tensioning work.During in left side, pull bar moves right, riser touches the second travel switch
Afterwards, then explanation left side tensioning apparatus can not be tensioned again, then escalator can control middle tensioning apparatus, right side tensioning
Device work regulation tension force.Wherein, because handrail is in normal work, handrail is tensioned in the state of relatively tightly to left side
Device forms larger dynamics, may drive left side tensioning apparatus and move to left, after riser touches the first travel switch,
Then motor needs work, drives left side pull bar certain position to the right, similarly also to control on the right side of tensioning apparatus and centre
Tensioning apparatus loosens certain tensioning dynamics, ensures the tensioning stability of handrail.
Referring to shown in Fig. 1,3,4, the middle tensioning apparatus 7 includes intermediate die plate 31, left side roller 32, right roller
33rd, tension band 34 and tensioning mechanism, the intermediate die plate are arranged at the lower section side of the drive system, the left side roller
And right roller rotates be arranged on the intermediate die plate respectively, the tension band is loop configuration, is around in the left side rolling
On wheel and right roller, the left side roller is arranged at the left side of the drive system, and the right roller is arranged at the drive
The right side of dynamic system, and the right roller is higher than the left side roller, the tension band is being arranged at the drive system just
Lower section, the top surface of the tension band are in contact with the handrail bottom surface being arranged on drive system bottom surface；The tensioning mechanism bag
Include right motor 35, right side pull bar 36, third trip switch 37, fourth line journey switch 38, arm-tie 39 and contact roller 40, the drawing
The middle part of plate is installed on the intermediate die plate through axis of rotation, and the contact roller is installed on the left side of the arm-tie, and institute
The bottom outer-edge face for stating contact roller is butted on the top surface inside the ring compression band；The right motor, third trip switch
And fourth line journey switch is arranged at the top on the right side of the drive system, the right side pull bar is set perpendicular to horizontal plane, described
Right side pull bar is arranged at the right side of the drive system, and the bottom of the right side pull bar is connected with the right side of the arm-tie, top
It is connected with the right motor.
The top of the right side pull bar 36 is provided with transverse slat 41, and the third trip switch is arranged at the top of the transverse slat,
The fourth line journey switch is arranged at the lower section of the transverse slat, and the bottom of the third trip switch is provided with the 3rd contact 42, institute
The top for stating fourth line journey switch is provided with the 4th contact 43, and transverse slat described in the 3rd contact and the 4th contact face is set, institute
Stating right motor can drive the right side pull bar to move up and down.
In the present embodiment, middle tensioning apparatus is mainly to be increased using the dynamics for adjusting tension band to handrail
Compression dynamics, with increasing friction force, wherein, because tension band is wound on left side roller and right roller, so with handrail
Contact area is the same, and simply frictional force is different, using the setting of contact roller, can adjust rubbing for tension band and handrail
Wipe power.When adjusting contact roller, right side pull bar is driven to move up and down also with right motor, the principle with left side tensioning apparatus
It is identical.When transverse slat touches third trip switch, illustrate that middle tensioning apparatus tensioning dynamics reaches the limit of, it is impossible to continuing
It is tensioned, if contact fourth line journey switch, illustrates to loosen.
Referring to shown in Fig. 1,4, the right side tensioning apparatus 6 includes right side installing plate 61 and is arranged on the installing plate 61 of right side
A plurality of Right side support wheels 62, arc is uniform from left to right for a plurality of Right side support wheels, form a curved line, it is described to help
The bottom surface of hand strap is butted on the top outer edge surface of a plurality of Left-side support rollers.
The right side installing plate is set with horizontal plane, and the right side installing plate is set diagonally downward from right to left, institute
The right hand top for stating right side installing plate is rotatablely installed on the truss, and one is additionally provided with below the left side of the right side installing plate 61
Keeper 63, the keeper 63 are provided with a pilot pin 64, a spring 65, the spring bottom are arranged with the pilot pin 64
Portion is butted on the keeper, and top is butted on the left side bottom surface of the right side installing plate；The lower section of the keeper is provided with one
Telescopic cylinder 66, the output shaft of the telescopic cylinder are connected with the bottom of the keeper, and the telescopic cylinder is fixedly mounted
In on the truss.
In the present embodiment, it is rotatablely connected by the top and truss of right side installing plate, and the rotation of right side installing plate is then
Need to control by telescopic cylinder, can so control tensioning control of the Right side support wheel to handrail.Meanwhile handrail this
When to enter at the revolution of escalator, being so tensioned dynamics can be especially big, excessive to the damage at revolution in order to prevent,
For the service life of extension handrail band, using the setting of spring, so give handrail certain self-control, can reduce
The stress and stress of handrail, are capable of the service life of effective extension handrail band, while extend the service life of truss at revolution,
Prevent truss from problem on deformation occur, ensure safety in utilization.
Wherein, the setting of three groups of tensioning apparatus, no matter there is the problem of pine or tension in which group tensioning apparatus, also
When being moved to extreme position, it can ensure that the normal of tensioning apparatus makes at this by adjusting the tensioning apparatus of other positions
With tearing machine regulation open without artificial, labor intensity of operating staff can be reduced, while prevent potential safety hazard.
The speed measuring device includes fifth wheel 8 and is arranged at the optoelectronic switch 9 of the top of fifth wheel 8.
It is shown in Figure 2, scraper plate 10 is additionally provided with the left side installing plate 21, the scraper plate is arranged at a plurality of left side branch
The top of roller is supportted, the handrail is arranged between the Left-side support roller and scraper plate, and the bottom of the scraper plate 10 is provided with
Scraping article 11, the scraping article are butted on the outer edge surface of the handrail.
In the present embodiment, handrail mainly utilizes frictional drive, and in this process, handrail easily produces friction
Cut, be especially in the dorsal surface of handrail, because the face can't see, cleaning difficulty is bigger, therefore, is scraped by setting
Bar, it can so utilize scraping article as far as possible to cut friction to clear, ensure the life-span of handrail, also ensure the friction of handrail
Dynamics, ensure service life.
Claims (9)
1. a kind of escalator for automatically adjusting handrail, including truss, the step being installed on truss, handrail and driving ladder
The drive system of level operating, the handrail is ring-type, is arranged at step both sides, and the handrail drives through the drive system
It is dynamic, it is characterised in that：Also include speed measuring device and tightening regulator, the drive system is arranged at the handrail of the ring-type
Inside, it is butted on the bottom outer-edge face of the drive system inside the handrail；The tightening regulator includes left side
Tight device, right side tensioning apparatus and middle tensioning apparatus, the left side tensioning apparatus, right side tensioning apparatus and middle tensioning apparatus
The underface of the annular handrail is may be contained within, and is in contact with the bottom surface of the handrail；The left side tensioning apparatus is set
The left side of the drive system is placed in, the right side tensioning apparatus is arranged at the right side of the drive system, the middle tensioning
Device is arranged at the bottom of the drive system, and the speed measuring device is arranged at the right side of the right side tensioning apparatus.
2. the escalator according to claim 1 for automatically adjusting handrail, it is characterised in that：The left side tensioning apparatus
Rolled including left side installing plate, left motor, left side pull bar, the first travel switch, the second travel switch and a plurality of Left-side supports
Wheel, the left side installing plate, left side pull bar, the first travel switch and the second travel switch be arranged on same straight line, and with institute
The bearing of trend for stating handrail be arranged in parallel；Arc is uniform from left to right for a plurality of Left-side support rollers, forms an arc
Line, the bottom surface of the handrail are butted on the top outer edge surface of a plurality of Left-side support rollers；Left side installing plate movement is set
It is placed on the truss, the left side pull bar, the first travel switch, the second travel switch and left motor are arranged at the installation
The left side of plate, and it is arranged at the surface of the drive system；The left side of the left side pull bar and the right side of the left side installing plate
Side roof part is connected, and right side is connected with the output shaft of the left motor, and the left motor is through described in left side pull bar drive
Left side installing plate moves to the left or to the right.
3. the escalator according to claim 2 for automatically adjusting handrail, it is characterised in that：The left side pull bar and institute
The joint for stating left motor is additionally provided with riser, and the riser is set perpendicular to the left side pull bar, and the riser is arranged at
Top on the right side of the left side pull bar；First travel switch is arranged at the left side of the riser, second travel switch
The right side of the riser is arranged at, the right side of first travel switch is provided with the first contact, a left side for second travel switch
Side is provided with the second contact, and riser described in first contact and the second contact face is set.
4. the escalator according to claim 1 for automatically adjusting handrail, it is characterised in that：The middle tensioning apparatus
Including intermediate die plate, left side roller, right roller, tension band and tensioning mechanism, the intermediate die plate is arranged at the drive
The lower section side of dynamic system, the left side roller and right roller rotate respectively to be arranged on the intermediate die plate, described
Taut band is loop configuration, is around on the left side roller and right roller, the left side roller is arranged at the drive system
Left side, the right roller is arranged at the right side of the drive system, and the right roller is higher than the left side roller, described
Tension band is arranged at the underface of the drive system, the top surface of the tension band and the handrail being arranged on drive system bottom surface
Band bottom surface is in contact；The tensioning mechanism includes right motor, right side pull bar, third trip switch, fourth line journey switch, arm-tie
And contact roller, the middle part of the arm-tie are installed on the intermediate die plate through axis of rotation, the contact roller is installed on described
The left side of arm-tie, and the bottom outer-edge face of the contact roller is butted on the top surface inside the ring compression band；The right side electricity
Machine, third trip switch and fourth line journey switch are arranged at top on the right side of the drive system, the right side pull bar perpendicular to
Horizontal plane is set, and the right side pull bar is arranged at the right side of the drive system, bottom and the arm-tie of the right side pull bar
Right side be connected, top is connected with the right motor.
5. the escalator according to claim 4 for automatically adjusting handrail, it is characterised in that：The top of the right side pull bar
Portion is provided with transverse slat, and the third trip switch is arranged at the top of the transverse slat, and the fourth line journey switch is arranged at the horizontal stroke
The lower section of plate, the bottom of the third trip switch are provided with the 3rd contact, and the top of the fourth line journey switch is provided with the 4th and touched
Point, transverse slat described in the 3rd contact and the 4th contact face are set, and the right motor can be driven on the right side pull bar
Lower movement.
6. the escalator according to claim 5 for automatically adjusting handrail, it is characterised in that：The right side tensioning apparatus
Including right side installing plate and a plurality of Right side support wheels being arranged on the installing plate of right side, a plurality of Right side support wheels are by a left side
It is uniform to right arc, a curved line is formed, the bottom surface of the handrail is butted on outside the top of a plurality of Left-side support rollers
On edge face.
7. the escalator according to claim 6 for automatically adjusting handrail, it is characterised in that：The right side installing plate with
Horizontal plane is set, and the right side installing plate is set diagonally downward from right to left, and the right hand top of the right side installing plate turns
It is dynamic to be installed on the truss, positioning piece is additionally provided with below the left side of the right side installing plate, the keeper is provided with one
Pilot pin, a spring is arranged with the pilot pin, the spring bottom is butted on the keeper, and top is butted on the right side
On the left side bottom surface of installing plate；The lower section of the keeper is provided with a telescopic cylinder, the output shaft of the telescopic cylinder with it is described
The bottom of keeper is connected, and the telescopic cylinder is fixedly installed on the truss.
8. the escalator according to claim 1 for automatically adjusting handrail, it is characterised in that：The speed measuring device includes
Fifth wheel and the optoelectronic switch being arranged above fifth wheel.
9. the escalator according to claim 2 for automatically adjusting handrail, it is characterised in that：On the left side installing plate
Scraper plate is additionally provided with, the scraper plate is arranged at the top of a plurality of Left-side support rollers, and the handrail is arranged at the left side branch
Support between roller and scraper plate, the bottom of the scraper plate is provided with scraping article, and the scraping article is butted on the outer edge surface of the handrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710828887.7A CN107352377A (en) | 2017-09-14 | 2017-09-14 | A kind of escalator for automatically adjusting handrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710828887.7A CN107352377A (en) | 2017-09-14 | 2017-09-14 | A kind of escalator for automatically adjusting handrail |
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| CN107352377A true CN107352377A (en) | 2017-11-17 |
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| CN201710828887.7A Pending CN107352377A (en) | 2017-09-14 | 2017-09-14 | A kind of escalator for automatically adjusting handrail |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220693A (en) * | 2019-07-16 | 2019-09-10 | 广州花都通用集团有限公司 | Handrail life testing machine |
| EP3569557A1 (en) * | 2018-05-18 | 2019-11-20 | Otis Elevator Company | People conveyor with handrail belt tensioning mechanism |
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| US5638937A (en) * | 1995-01-13 | 1997-06-17 | Inventio Ag | Handrail drive system conversion |
| CN201321333Y (en) * | 2008-12-08 | 2009-10-07 | 苏州新达电扶梯部件有限公司 | Handrail tensioning device of escalator |
| CN201362540Y (en) * | 2009-01-12 | 2009-12-16 | 苏州江南嘉捷电梯股份有限公司 | Handrail belt tensioning device |
| CN102040153A (en) * | 2010-12-28 | 2011-05-04 | 上海爱登堡电梯有限公司 | Escalator with Euler handrail driving system |
| CN103112774A (en) * | 2013-01-24 | 2013-05-22 | 沃克斯电梯（中国）有限公司 | Hand strap tensing device automatic adjustment mechanism |
| CN205170136U (en) * | 2015-11-20 | 2016-04-20 | 江南嘉捷电梯股份有限公司 | Automatic staircase handrail area overspeed device tensioner |
| CN207258985U (en) * | 2017-09-14 | 2018-04-20 | 通用电梯股份有限公司 | A kind of escalator for automatically adjusting handrail |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5638937A (en) * | 1995-01-13 | 1997-06-17 | Inventio Ag | Handrail drive system conversion |
| CN201321333Y (en) * | 2008-12-08 | 2009-10-07 | 苏州新达电扶梯部件有限公司 | Handrail tensioning device of escalator |
| CN201362540Y (en) * | 2009-01-12 | 2009-12-16 | 苏州江南嘉捷电梯股份有限公司 | Handrail belt tensioning device |
| CN102040153A (en) * | 2010-12-28 | 2011-05-04 | 上海爱登堡电梯有限公司 | Escalator with Euler handrail driving system |
| CN103112774A (en) * | 2013-01-24 | 2013-05-22 | 沃克斯电梯（中国）有限公司 | Hand strap tensing device automatic adjustment mechanism |
| CN205170136U (en) * | 2015-11-20 | 2016-04-20 | 江南嘉捷电梯股份有限公司 | Automatic staircase handrail area overspeed device tensioner |
| CN207258985U (en) * | 2017-09-14 | 2018-04-20 | 通用电梯股份有限公司 | A kind of escalator for automatically adjusting handrail |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3569557A1 (en) * | 2018-05-18 | 2019-11-20 | Otis Elevator Company | People conveyor with handrail belt tensioning mechanism |
| CN110220693A (en) * | 2019-07-16 | 2019-09-10 | 广州花都通用集团有限公司 | Handrail life testing machine |
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Application publication date: 20171117 |
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