CN111908313A - Escalator step structure with adjustable width and self-adaptive adjusting device thereof - Google Patents

Escalator step structure with adjustable width and self-adaptive adjusting device thereof Download PDF

Info

Publication number
CN111908313A
CN111908313A CN202010791957.8A CN202010791957A CN111908313A CN 111908313 A CN111908313 A CN 111908313A CN 202010791957 A CN202010791957 A CN 202010791957A CN 111908313 A CN111908313 A CN 111908313A
Authority
CN
China
Prior art keywords
fixed
adjusting
connecting rod
width
escalator
Prior art date
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.)
Granted
Application number
CN202010791957.8A
Other languages
Chinese (zh)
Other versions
CN111908313B (en
Inventor
陈岁繁
刘念芳
李其朋
王琪冰
邹俊
庞浩浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Lover Health Science and Technology Development Co Ltd
Zhejiang University of Science and Technology ZUST
Original Assignee
Zhejiang Lover Health Science and Technology Development Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Lover Health Science and Technology Development Co Ltd filed Critical Zhejiang Lover Health Science and Technology Development Co Ltd
Priority to CN202010791957.8A priority Critical patent/CN111908313B/en
Publication of CN111908313A publication Critical patent/CN111908313A/en
Application granted granted Critical
Publication of CN111908313B publication Critical patent/CN111908313B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B23/00Component parts of escalators or moving walkways
    • B66B23/08Carrying surfaces
    • B66B23/12Steps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B25/00Control of escalators or moving walkways
    • B66B25/003Methods or algorithms therefor

Abstract

The invention discloses an escalator step structure with adjustable width and a self-adaptive adjusting device thereof, which comprise a fixed step, two adjusting steps arranged at two sides of the fixed step, a step linkage mechanism driving the two adjusting steps to synchronously and reversely act and a loading mechanism driving the step linkage mechanism to act, wherein the loading mechanism is fixed on the fixed step, and the loading mechanism is driven by an electric or manual driving loading mechanism to drive the step linkage mechanism to act so as to drive the two adjusting steps to synchronously and reversely act at the inner side of the fixed step, thereby realizing the width adjustment of the whole step structure. The step linkage mechanism is matched with the structure for adjusting the steps and fixing the steps, so that the step linkage mechanism can be adjusted within the width range of 0.58-1.10 m specified by the national standard, the step width can be adjusted in any size, the adjustment is flexible, the step structure can meet the requirements of escalators with different sizes, the step adjustment is convenient to disassemble and assemble, and the later maintenance is convenient.

Description

Escalator step structure with adjustable width and self-adaptive adjusting device thereof
Technical Field
The invention relates to a part of an escalator, in particular to an escalator step structure with adjustable width and a self-adaptive adjusting device thereof.
Background
According to the regulations of the national standard GB16899-2011 safety standard for manufacturing and installing escalators and moving sidewalks, the step width range of the escalator is 0.58-1.10 m; the width range of the step pedal tooth groove is 5-7 mm, and the width range of the step pedal tooth is 2.5-5 mm.
The steps of the existing escalator are generally processed by adopting an integrally-formed casting process, the steps are fixed in width and cannot be adjusted within the range of 0.58-1.10 m specified by the national standard, and meanwhile, in the casting and forming process of the steps with different widths, molds with different sizes need to be developed, so that the production cost is high.
In order to adjust the width of the stair, an enterprise divides the stair into a plurality of units, all the stair units are fastened through bolts, and the width of the stair is adjusted by a method of increasing and decreasing the middle stair units; such as: CN206901568U (step structure of escalator), CN203419662U (a kind of escalator step). In the adjusting mode, the width of the step unit is determined, and the step width can not be adjusted freely within the width range specified by the national standard.
The step structure of the existing escalator has fixed width or can not be adjusted at will in the width range, so that the step structure can not meet the requirements of the escalator with all widths.
Disclosure of Invention
In order to solve the defects and shortcomings in the prior art, the invention provides the structure for adjusting the steps and fixing the steps by adopting the step linkage mechanism in a matching manner, so that the step linkage mechanism can be adjusted within the width range of 0.58-1.10 m specified by the national standard, the step width can be adjusted in any size and is flexible to adjust, the step structure can meet all escalators with different sizes, the step can be adjusted and disassembled conveniently, and the later-maintenance escalator step structure with the adjustable width and the self-adaptive adjusting device thereof are convenient to maintain.
The technical scheme of the invention is as follows: the step structure of the escalator with the adjustable width comprises a fixed step, two adjusting steps arranged on two sides of the fixed step, a step linkage mechanism for driving the two adjusting steps to synchronously and reversely move and a loading mechanism for driving the step linkage mechanism to move, wherein the loading mechanism is fixed on the fixed step, and drives the step linkage mechanism to move through an electric or manual driving loading mechanism, so that the two adjusting steps are driven to synchronously and reversely move on the inner side of the fixed step, and the width adjustment of the whole step structure is realized.
The step linkage mechanism is matched with the structure for adjusting the steps and fixing the steps, so that the step linkage mechanism can be adjusted within the width range of 0.58-1.10 m specified by the national standard, the step width can be adjusted in any size, the adjustment is flexible, the step structure can meet the requirements of escalators with different sizes, the step adjustment is convenient to disassemble and assemble, and the later maintenance is convenient.
Preferably, the fixed step includes a fixed step, a support plate, an outer barrier connected between a front side of the fixed step and a front side of the support plate, and a plurality of connection plates connected between a rear side of the fixed step and a rear side of the support plate.
Preferably, adjust the step including adjusting the footboard and fixing at the interior baffle of adjusting the footboard front side and connecting the triangle frame between adjusting footboard and interior baffle, there are the main wheel seat of cooperation staircase main wheel and the auxiliary wheel seat of cooperation staircase auxiliary wheel on the triangle frame, interior baffle sliding connection is in the inboard of outer baffle, adjust footboard sliding connection in the inboard of fixed footboard.
Preferably, the step linkage mechanism comprises a screw rod, a screw rod nut matched with the screw rod, a driving rod connected to the screw rod nut and a connecting rod connected to the driving rod, and the driving rod and the screw rod nut are fixedly connected together; one end of the connecting rod is hinged to the driving rod, and the other end of the connecting rod is hinged to the inner baffle.
Preferably, two ends of the screw rod are respectively installed on the outer baffle through two groups of first bearings and first bearing seats, and the first bearing seats are fixed on the outer baffle through first bolts.
Preferably, the inner baffle is provided with a connecting rod hinge block matched with the connecting rod, the connecting rod hinge block is fixedly connected with the inner baffle, the connecting rod and the connecting rod hinge block and the connecting rod and the driving rod are connected by pins, namely, the rotary motion of the screw rod in the step linkage mechanism is converted into the linear motion of the driving rod, and then the driving rod drives the connecting rod to move, so that the left-right translation of the step is adjusted.
Preferably, the loading mechanism comprises a driving shaft, a driving bevel gear connected to one end of the driving shaft and a driven bevel gear meshed with the driving bevel gear, one end of the screw rod is connected with the driven bevel gear through a key, the driving shaft is rotated through electric or manual power, and the pair of bevel gears are driven to rotate in a matched mode, so that the rotary motion of the screw rod is achieved.
Preferably, the driving shaft is mounted on the supporting plate through two sets of second bearings and second bearing seats, and the second bearing seats are fixed on the supporting plate through second bolts.
The invention adopts a transmission mode of a ball screw. The driving shaft is rotated by a motor or manually to drive the bevel gears, so that the screw rod is driven to perform rotary motion, and the driving rod is driven by the screw rod to move to unfold the adjusting steps on the two sides, so that the width of the steps is increased or reduced.
The width of the tooth grooves of the fixed steps and the adjusting steps is 6mm, the width of the teeth is 4mm, so that the width of the fixed steps is less than or equal to 0.58m, after the adjusting steps are unfolded, the total width of the adjusting steps at two sides and the middle fixed step is 1.10m, and the adjustable range of the width of the steps is 0.58-1.10 m.
The utility model provides an adaptive control device for step structure, includes step workstation and sets up the first position sensor who is used for induction control step operating position on the step workstation, fixed step is fixed on the step workstation, loading mechanism passes through motor drive, first position sensor and motor are connected through a PLC controller, and PLC controller control motor work drives the step link gear action through loading mechanism and drives two and adjust the step and expand to both sides in step, gives the controller with signal transmission after detecting the operating position of adjusting the step until first position sensor, and the PLC controller control motor stops work.
Preferably, the two sides of the stair-level working table are further provided with second position sensors for sensing and adjusting the extreme positions of the stairs, the second position sensors are connected with the motor through a PLC (programmable logic controller), the first sensors are installed on the stair-level working table through the first sensor seats, and the second sensors are installed on the stair-level working table through the second sensor seats.
The adjustable step width self-adaptive control device adopts the adjustable step workbench to carry out step width self-adaptive control, when the control steps are unfolded towards the left side and the right side respectively, the first position sensor detects the positions of the control steps to obtain an electric signal, the step width required by the escalator is obtained at the moment, and the controller controls the motor to stop.
The step linkage mechanism is matched with the structure for adjusting the steps and fixing the steps, so that the step linkage mechanism can be adjusted within the width range of 0.58-1.10 m specified by the national standard, the step width can be adjusted in any size, the adjustment is flexible, the step structure can meet the requirements of escalators with different sizes, the step adjustment is convenient to disassemble and assemble, and the later maintenance is convenient.
Drawings
FIG. 1 is a schematic view of one of the angles of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is a schematic structural view of the fixed step of the present invention;
FIG. 4 is a schematic view of the structure of the adjustment step of the present invention;
FIG. 5 is a schematic structural view of the step linkage of the present invention;
FIG. 6 is a schematic structural view of a loading mechanism according to the present invention;
FIG. 7 is a schematic structural diagram of a staging platform according to the present invention;
in the figure, 1, a fixed step, 101, a fixed pedal, 102, a supporting plate, 103, a connecting plate, 104, an outer baffle, 2, an adjusting step, 201, a triangular frame, 202, a main wheel seat, 203, an auxiliary wheel seat, 204, an adjusting pedal, 205, an inner baffle, 3, a first bearing, 4, a step linkage mechanism, 401, a lead screw, 402, a driving rod, 403, a connecting rod, 404, a pin, 5, a first bearing seat, 6, a loading mechanism, 601, a driving bevel gear, 602, a driving shaft, 603, a key, 604, a second bearing seat, 605, a second bearing, 606, a second bolt, 7, a driven bevel gear, 8, a connecting rod hinged block, 9, a step workbench, 901, a first sensor seat, 902, a second sensor seat, 903, a first sensor, 904, a second sensor, 905, a fixed step working position and 10, a first bolt are arranged.
Detailed Description
The present invention will be described in further detail with reference to the attached drawings, but the present invention is not limited thereto.
As shown in fig. 1 and 2, an escalator step structure with adjustable width comprises a fixed step 1, an adjusting step 2, a step linkage mechanism 4 and a loading mechanism 6.
As shown in fig. 1 and 3, the fixed step 1 includes a tread plate 101, a support plate 102, a connection plate 103, and an outer barrier 104.
As shown in fig. 1 and 4, the adjusting step 2 comprises an adjusting pedal 204, an inner baffle 205 fixed on the front side of the adjusting pedal 204, and a triangular frame 201 connected between the adjusting pedal 204 and the inner baffle 205, wherein a main wheel seat 202 and an auxiliary wheel seat 203 matched with a main wheel and an auxiliary wheel of the escalator are arranged on the triangular frame 201; two adjusting steps 2 are respectively positioned at the left side and the right side of the fixed step 1.
As shown in fig. 1, 2 and 5, the step linkage 4 includes a lead screw 401, a driving rod 402 and a connecting rod 403, wherein the driving rod 402 and the lead screw nut are fixedly connected together; two ends of the screw 401 are respectively supported by two groups of first bearings 3 and first bearing seats 5, and the first bearing seats 5 are fixed on the outer baffle 104 through first bolts 10. One end of a connecting rod 403 is hinged to the inner baffle 205 of the adjusting step 2 through a connecting rod hinge block 8, the connecting rod hinge block 8 is fixedly connected with the inner baffle 205 through welding and the like, the connecting rod 403 and the connecting rod hinge block 8, and the driving rod 402 and the connecting rod 403 are all connected through a pin 404, that is, the rotary motion of the screw rod 401 in the step linkage mechanism 4 is converted into the linear motion of the driving rod 402, the driving rod 402 drives the connecting rod 403 to move, the connecting rod 403 moves to drive the inner baffle 205 to slide on the inner side of the outer baffle 104, and meanwhile, the adjusting pedal 204 slides on the inner side of the fixed pedal 102, so that the left-right translation of the adjusting step 2 is.
As shown in fig. 2 and 6, the loading mechanism 6 includes a driving bevel gear 601, a driving shaft 602, a bolt 606, a second bearing 605, a second bearing seat 604, and a driven bevel gear 7, wherein one end of the screw 401 is connected with the driven bevel gear 7 through a key 603, and the second bearing seat 604 is fixed on the support plate 102 through the second bolt 606. The driving shaft 602 is rotated by a motor or manually to drive a pair of bevel gears to rotate in a matching manner, so that the rotary motion of the screw 401 is realized.
As shown in fig. 7, the stair platform 9 comprises a fixed stair work station 905 for mounting the fixed stair 1, a first sensor seat 903, a first sensor 901, a second sensor seat 904 and a second sensor 902.
In the step-work platform 9, first, the adjusting steps 2 of the present invention are located at the initial position, i.e., both side adjusting steps 2 are closed toward the center. The fixed step 1 is placed in a fixed step working position 904, a motor is used for driving a driving shaft 602 of a loading mechanism 6 to rotate at the moment, the motor is not shown in the embodiment, the motor is connected with a first sensor and a second sensor through a PLC (programmable logic controller), the step working table drives the loading mechanism 6 to rotate through the motor in actual work, so that adjusting steps 2 on two sides are unfolded towards the left side and the right side respectively through a step linkage mechanism 4, the first sensor 901 detects that the position of the adjusting step 2 obtains an electric signal, the step width required by the escalator is obtained at the moment, the PLC controls the motor to stop, and the position of the first sensor 901 is determined by the step width required by the escalator; in order to prevent the step width from being overshot, the second sensor 902 obtains a stop electric signal in the process of adjusting the displacement of the step 2, and the PLC controller controls the motor to stop at this time, that is, the maximum value of the step width adjustment is 1.10m, the whole process is the width adjustment for adjusting the step 2, and the adjustment range is as follows: 0.58 to 1.10 m.
The invention can adjust the step width on the step workbench, and can also carry out fine adjustment on the step width by manual operation. When the width of the screw rod 401 is adjusted, the driving shaft 602 is rotated by a motor or manually to drive the bevel gears to rotate in a matching way, so that the rotary motion of the screw rod 401 is realized. And then the rotary motion of the screw 401 is converted into the linear motion of the driving rod 402 and drives the connecting rod 403 to rotate to unfold the adjusting steps 2 on both sides, so as to increase and decrease the width of the steps, wherein the connecting rod 403 is hinged with the connecting rod hinge block 8 fixed on the adjusting steps 2.
According to the national standard GB16899-2011 safety standard for manufacturing and installing escalators and moving sidewalks, the width of the tooth grooves of the step pedals is not less than 5mm and not more than 7 mm; the width of the teeth should not be less than 2.5mm nor more than 5 mm. Therefore, the width of the tooth groove of the fixed step 1 is selected to be 6mm, and the width of the tooth is selected to be 4mm, so as to ensure that the width of the tooth is less than or equal to 0.58 m; when the adjustable range of the step width is 0.58-1.10 m, the tooth groove width of the adjusting step 2 is 6mm, and the tooth width is 4mm, so that the total width of the adjusting steps 2 at the two sides and the middle fixed step 1 is 1.10m after the adjusting steps are unfolded.

Claims (10)

1. The utility model provides an automatic escalator step structure of adjustable width which characterized in that: the step linkage mechanism is fixed on the fixed steps, and the loading mechanism drives the step linkage mechanism to act through the electric or manual drive loading mechanism, so that the two adjusting steps are driven to synchronously and reversely act on the inner sides of the fixed steps, and the width adjustment of the whole step structure is realized.
2. An adjustable width escalator step structure as claimed in claim 1, wherein: the fixed stair comprises a fixed pedal, a supporting plate, an outer baffle connected between the front side of the fixed pedal and the front side of the supporting plate, and a plurality of connecting plates connected between the rear side of the fixed pedal and the rear side of the supporting plate.
3. An adjustable width escalator step structure as claimed in claim 2, wherein: the adjusting step comprises an adjusting pedal, an inner baffle fixed on the front side of the adjusting pedal and a triangular frame connected between the adjusting pedal and the inner baffle, wherein a main wheel seat matched with a main wheel of the escalator and an auxiliary wheel seat matched with an auxiliary wheel of the escalator are arranged on the triangular frame, the inner baffle is connected to the inner side of the outer baffle in a sliding mode, and the adjusting pedal is connected to the inner side of the fixed pedal in a sliding mode.
4. An adjustable width escalator step structure as claimed in claim 3, wherein: the step linkage mechanism comprises a lead screw, a lead screw nut matched with the lead screw, a driving rod connected to the lead screw nut and a connecting rod connected to the driving rod, and the driving rod and the lead screw nut are fixedly connected together; one end of the connecting rod is hinged to the driving rod, and the other end of the connecting rod is hinged to the inner baffle.
5. An adjustable width escalator step structure as claimed in claim 4, wherein: the two ends of the lead screw are respectively installed on the outer baffle through two groups of first bearings and first bearing seats, and the first bearing seats are fixed on the outer baffle through first bolts.
6. An adjustable width escalator step structure as claimed in claim 4, wherein: the step linkage mechanism is characterized in that a connecting rod hinge block matched with the connecting rod is arranged on the inner baffle, the connecting rod hinge block is fixedly connected with the inner baffle, the connecting rod and the connecting rod hinge block and the connecting rod and the driving rod are connected through pins, namely, the rotary motion of a lead screw in the step linkage mechanism is converted into the linear motion of the driving rod, and then the driving rod drives the connecting rod to move, so that the step is adjusted to move horizontally.
7. An adjustable width escalator step structure as claimed in claim 2, wherein: the loading mechanism comprises a driving shaft, a driving bevel gear connected to one end of the driving shaft and a driven bevel gear meshed with the driving bevel gear, one end of the lead screw is connected with the driven bevel gear through a key, the driving shaft is rotated through electric or manual power, and the pair of bevel gears are driven to rotate in a matched mode, so that the rotary motion of the lead screw is realized.
8. An adjustable width escalator step structure as claimed in claim 7, wherein: the driving shaft is installed on the supporting plate through two groups of second bearings and second bearing seats, and the second bearing seats are fixed on the supporting plate through second bolts.
9. An adaptive adjustment device for the step structure of claim 1, characterized in that: the step working position induction type step-adjustable automatic loading device comprises a step working platform and a first position sensor arranged on the step working platform and used for induction adjustment of the working position of a step, wherein a fixed step is fixed on the step working platform, a loading mechanism is driven by a motor, the first position sensor and the motor are connected through a PLC (programmable logic controller), the PLC controls the motor to work, the loading mechanism drives a step linkage mechanism to move to drive two adjustment steps to be unfolded towards two sides synchronously, and a signal is sent to a controller until the first position sensor detects the working position of the adjustment step, and the PLC controls the motor to stop working.
10. The adaptive adjustment device of a stair structure of claim 9, wherein: the two sides of the ladder-level working platform are also provided with second position sensors for sensing and adjusting the extreme positions of the steps, the second position sensors are connected with the motor through a PLC (programmable logic controller), the first sensors are installed on the ladder-level working platform through the first sensor seats, and the second sensors are installed on the ladder-level working platform through the second sensor seats.
CN202010791957.8A 2020-08-08 2020-08-08 Escalator step structure with adjustable width and self-adaptive adjusting device thereof Active CN111908313B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010791957.8A CN111908313B (en) 2020-08-08 2020-08-08 Escalator step structure with adjustable width and self-adaptive adjusting device thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010791957.8A CN111908313B (en) 2020-08-08 2020-08-08 Escalator step structure with adjustable width and self-adaptive adjusting device thereof

Publications (2)

Publication Number Publication Date
CN111908313A true CN111908313A (en) 2020-11-10
CN111908313B CN111908313B (en) 2022-02-15

Family

ID=73283312

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010791957.8A Active CN111908313B (en) 2020-08-08 2020-08-08 Escalator step structure with adjustable width and self-adaptive adjusting device thereof

Country Status (1)

Country Link
CN (1) CN111908313B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2114930A5 (en) * 1970-11-20 1972-06-30 Mossner Aluminium Metal
CN206901568U (en) * 2017-07-19 2018-01-19 浙江巨通电梯有限公司 The stair structure of escalator
CN209573746U (en) * 2019-01-29 2019-11-05 王植 A kind of construction management workbench with regulatory function
CN110550534A (en) * 2019-08-23 2019-12-10 苏州集思成智能科技有限公司 Supporting and adjusting mechanism for upper truss of escalator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2114930A5 (en) * 1970-11-20 1972-06-30 Mossner Aluminium Metal
CN206901568U (en) * 2017-07-19 2018-01-19 浙江巨通电梯有限公司 The stair structure of escalator
CN209573746U (en) * 2019-01-29 2019-11-05 王植 A kind of construction management workbench with regulatory function
CN110550534A (en) * 2019-08-23 2019-12-10 苏州集思成智能科技有限公司 Supporting and adjusting mechanism for upper truss of escalator

Also Published As

Publication number Publication date
CN111908313B (en) 2022-02-15

Similar Documents

Publication Publication Date Title
CN110579410B (en) General experimental device for bending fatigue performance
CN111908313B (en) Escalator step structure with adjustable width and self-adaptive adjusting device thereof
CN210029269U (en) PCB board loading machine
CN201071909Y (en) Transmission device of plate feeding apparatus
CN115194511A (en) Auxiliary automatic positioning device for numerical control plate
CN113183289B (en) Prefabricated building stair mould platform of assembled
CN212954142U (en) Lifting type automobile maintenance platform
CN211419078U (en) Rubber tube tractor
CN201070775Y (en) Plate feeding apparatus
CN210907520U (en) Steel plate rolling machine
CN210388459U (en) Automatic gang drill feeding error adjusting mechanism
CN211993795U (en) Synchronous lifting die clamping mechanism
CN111657313A (en) Food processing equipment is with antithetical couplet accent device
CN111483755A (en) General conveying equipment of modularization dc-to-ac converter device processing
CN216801648U (en) Gate cutting equipment applied to heavy truck automatic gearbox shell
CN216885755U (en) Screen printing machine
CN215038343U (en) Feeding device for plywood press
CN211843351U (en) Vertical press with mould adjusting mechanism
CN217688542U (en) Printed matter colour difference detection device
CN211366423U (en) Flexible combined package printing production equipment
CN212075580U (en) Gypsum board throwing device
CN212075344U (en) Conveying device for chip resistor
CN214564398U (en) Tire trimming mechanism for automatically assembling tire
CN217858104U (en) Detection device is used in hardware die carrier production
CN215237048U (en) Triangular support forming machine

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant