CN110498325A - A kind of flexible toeguard - Google Patents
A kind of flexible toeguard Download PDFInfo
- Publication number
- CN110498325A CN110498325A CN201910785485.2A CN201910785485A CN110498325A CN 110498325 A CN110498325 A CN 110498325A CN 201910785485 A CN201910785485 A CN 201910785485A CN 110498325 A CN110498325 A CN 110498325A
- Authority
- CN
- China
- Prior art keywords
- backplate
- base segment
- flexible
- toeguard
- shear shank
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000011324 bead Substances 0.000 claims description 6
- 230000014759 maintenance of location Effects 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0043—Devices enhancing safety during maintenance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
Abstract
The invention discloses a kind of flexible toeguards, including backplate assembly and transmission connecting rod mechanism, the backplate assembly includes base segment backplate and at least one piece extensible protection board that can be slided with respect to base segment backplate, the transmission connecting rod mechanism includes driving assembly and shear shank, the driving component is mounted on base segment backplate, the shear shank output end is hinged on base segment backplate, the connection of the output end of the shear shank input terminal and driving assembly, driving assembly can drive extensible protection board to slide with respect to base segment backplate by shear shank.This telescopic toeguard provided by the invention, reduce the requirement to pit height, solve the problems, such as not enough to cause service personnel or occupant to fall hoistway due to toeguard length simultaneously, it improves maintenance and multiplies the safety of load, it ensure that enough safe distances, shock pit is avoided to damage toeguard, it is easy for installation, it improves its service life and reduces economic cost.
Description
Technical field
The present invention relates to elevator technology field more particularly to a kind of flexible toeguards.
Background technique
With the fast development of construction industry, house the more is built the more high, and elevator is essential transport in people's daily life
Tool, and seem further important.In elevator industry, need often to overhaul elevator, however during overhauling elevator
It is possible that accident can occur, personnel being damaged when to avoid something unexpected happened, needing that toeguard is installed in cage bottom.
Existing toeguard meets being required for national standard, is suitable for standard pit depth, can completely embody the function of demand, and
Cost of manufacture is cheap, and installation process is simple.
But the pit less than normal for depth, existing toeguard are unable to satisfy requirement, are mainly reflected in: first, it cannot
Guarantee enough safe distances, be easy to cause personnel to fall hoistway, damaged to service personnel and occupant；Second, in elevator
It cannot be shunk automatically when being run when running to bottom or to pit, not accomplish to reset when leaving, and be likely to strike
Pit ground, so that toeguard be caused to damage, toeguard service life is short.
Summary of the invention
It is an object of the invention at least solve one of the technical problems existing in the prior art, a kind of user is provided
Just, the flexible toeguard of elevator that there is Telescopic and prolong the service life.
The technical solution adopted by the present invention to solve the technical problems are as follows:
A kind of flexible toeguard, including backplate assembly and transmission connecting rod mechanism, the backplate assembly include base segment backplate with
And at least one piece extensible protection board that can be slided with respect to base segment backplate, the transmission connecting rod mechanism include driving assembly and shear shank,
The driving component is mounted on base segment backplate, and the shear shank output end is hinged on base segment backplate, the shear shank input
End is connect with the output end of driving assembly, and driving assembly can drive extensible protection board to slide with respect to base segment backplate by shear shank.
As an improvement of the above technical solution, any bar of cutting of the shear shank input terminal is hinged on base segment backplate, is cut
The residue of knife rest input terminal is cut on the movable output end for being mounted on driving assembly of bar, and the shear shank end and extensible protection board are cut with scissors
It connects.
As an improvement of the above technical solution, the driving component includes driving motor, screw rod, fixing seat and sliding structure
Part, the driving motor are mounted on base segment backplate, and output end is connect with screw rod, and the fixing seat is mounted on base segment backplate
On, the screw rod may be rotatably mounted in fixing seat, and the sliding component can be slidably mounted on screw rod, and input with shear shank
End is connected.
As an improvement of the above technical solution, the sliding component includes sliding shoe and feed screw nut, the sliding shoe with
Feed screw nut is connected to single piece, and the shear shank input terminal is hinged on sliding shoe, and the feed screw nut can be slidably mounted at
On screw rod.
As an improvement of the above technical solution, the sliding component further includes bearing, and the bearing may be rotatably mounted at cunning
On motion block, the bearing is integrated with sliding shoe and can move synchronously.
As an improvement of the above technical solution, the backplate assembly further includes unloading power slideway, the power of the unloading slideway linker
Section backplate both ends, and be fixedly mounted on base segment backplate, the bearing is contacted with power slideway line is unloaded, and can be slided on unloading power slideway
It moves.
It as an improvement of the above technical solution, further include sliding rail, the sliding rail includes base segment sliding rail and flexible sliding rail, described
Base segment sliding rail is mounted on base segment backplate two sides, and the flexible sliding rail is mounted on extensible protection board two sides, and one end is nested and can
It is slidably connected on base segment sliding rail.
As an improvement of the above technical solution, the backplate assembly further includes side plate, and the side plate is slided by sliding rail pacifies
On extensible protection board, the extensible protection board top is provided with retention bead, and the bottom end of the side plate is provided with and retention bead
The bumping post of cooperation.
As an improvement of the above technical solution, extensible protection board two sides bottom end is equipped with spacer pin, the base segment shield
The two sides of plate are provided with fixed bracket, and the fixed bracket is provided with limit with respect to base segment backplate glide direction along extensible protection board
Slot, the spacer pin are set in limiting slot.
As an improvement of the above technical solution, the fixed bracket is provided with electric contact lock inside both ends, and in it
It is connected to the circuit for being series at elevator safety circuit.
The beneficial effects of the present invention are as follows:
This telescopic toeguard provided by the invention, reduces the requirement to pit height, while solving due to shield
Sole length not enough cause service personnel or occupant fall hoistway the problem of, improve maintenance and multiply the safety of load, ensure that
Enough safe distances avoid shock pit from damaging toeguard, easy for installation, improve its service life and reduce
Economic cost.
Detailed description of the invention
With reference to the accompanying drawing and specific embodiment the invention will be further described, in which:
Fig. 1 is structural schematic diagram of the embodiment of the present invention；
Fig. 2 is " sliding component " structure partial schematic diagram in the embodiment of the present invention；
Fig. 3 is " flexible toeguard " of embodiment of the present invention opening state side view；
Fig. 4 is " flexible toeguard " of embodiment of the present invention collapsed state side view；
Fig. 5 is " flexible toeguard " of embodiment of the present invention opening state top view；
Fig. 6 is " flexible toeguard " of embodiment of the present invention collapsed state top view.
Specific embodiment
Referring to Fig. 1 to Fig. 6, the present invention provides a kind of flexible toeguard, including backplate assembly 1 and transmission connecting rod mechanism 3, shield
Plate assembly 1 includes base segment backplate 11 and at least one piece extensible protection board 12 that can be slided with respect to base segment backplate 11, kinematic link machine
Structure 3 includes driving assembly 31 and shear shank 32, and driving assembly 31 is mounted on base segment backplate 11, and 32 output end of shear shank is hinged on
On base segment backplate 11,32 input terminal of shear shank is connect with the output end of driving assembly 31, and driving assembly 31 can pass through shear shank 32
Extensible protection board 12 is driven to slide with respect to base segment backplate 11.
Any bar of cutting of 32 input terminal of shear shank is hinged on base segment backplate 11, and the residue of 32 input terminal of shear shank cuts bar can
It is movably arranged on the output end of driving assembly 31,32 end of shear shank and extensible protection board 12 are hinged, and shear shank 32 can be through as a result,
Extensible protection board 12 is driven to slide with respect to base segment backplate 11 after 31 power transmission of driving assembly.
A kind of flexible toeguard, further includes sliding rail 2, and sliding rail 2 includes base segment sliding rail 21 and flexible sliding rail 22, base segment sliding rail 21
It is mounted on 11 two sides of base segment backplate, flexible sliding rail 22 is mounted on 12 two sides of extensible protection board, and one end is nested and slidably connects
It connects on base segment sliding rail 21, by increasing by 12 liang of wood side-guides of base segment backplate 11 and extensible protection board, it is possible to provide 12 phase of extensible protection board
To the track that base segment backplate 11 slides, the more efficient safe expansion of extensible protection board 12 is helped.
Wherein, driving assembly 31 includes driving motor 311, screw rod 312, fixing seat 313 and sliding component 314, driving electricity
Machine 311 is mounted on base segment backplate 11, and output end is connect with screw rod 312, and fixing seat 313 is mounted on base segment backplate 11, silk
Bar 312 may be rotatably mounted in fixing seat 313, and sliding component 314 includes sliding shoe a, feed screw nut b and bearing c, sliding shoe
There are bolt, nut, link block and gasket on a, bolt and bearing c cooperate, and 32 one end of shear shank is fixed on axis by nut
It holds on c, and it has the gasket for reinforcing its fixed function up and down, feed screw nut b is connected by link block with bolt one end, screw rod spiral shell
Female b is slidably mounted on screw rod 312, and when driving motor 311 works on power, interior motor rotation drives screw rod 312 to rotate, and is placed on
Feed screw nut's b stress on screw rod 312 starts the transverse shifting on screw rod 312, can drive the scissors being fixed on bolt
Frame 32 move, thus shear shank 32 acquisition drive extensible protection board 12 with respect to base segment backplate 11 via two wood side-guides, 2 telescopic moving most
Eventually at the power of unfolded state, this process finally makes this flexible toeguard complete stretching, extension working condition, with existing toeguard safety
The inadequate defect of length is compared, it has the extensible protection board 12 of sufficient length, i.e., either encounters staff and need to elevator
Maintenance or occupant face the case where falling elevator bottom hoistway problem, this toeguard can provide the safety of sufficient length away from
From greatly improving maintenance and multiply the safety of load.
On the basis of above-mentioned, backplate assembly 1 further includes unloading power slideway 13, unloads power slideway 13 and connects 11 liang of base segment backplate
End, and be fixedly mounted on base segment backplate 11, bearing c is contacted with 13 line of power slideway is unloaded, when 314 mass motion of sliding component,
Bearing c mounted thereto also slides on unloading power slideway 13, unloads power slideway 13 and just plays the longitudinal direction on sliding component 314
Tension is resisted, and ensure that the safety movement of sliding component 314, therefore the structure of shear shank 32 is also safely and effectively protected
Shield.
On the basis of above-mentioned, backplate assembly 1 further includes side plate, and side plate is slidably mounted on extensible protection board 12 by sliding rail 2
On, 12 top of extensible protection board is provided with retention bead, and the bottom end of side plate is provided with the bumping post with retention bead cooperation, bumping post and limit
Position male cooperation, which cooperates, to be installed, and is increased extensible protection board 12 and is being acted on the stability in telescopic process by shear shank 32,
It ensure that the function that shear shank 32 drives the expansion of this toeguard and shrinks.
On the basis of above-mentioned, 12 two sides bottom end of extensible protection board is equipped with spacer pin, and the two sides of base segment backplate 11 are all provided with
It is equipped with fixed bracket 4, fixed bracket 4 is provided with limiting slot, spacer pin with respect to 11 glide direction of base segment backplate along extensible protection board 12
It is set in limiting slot, spacer pin plays the role of limiting on fixed bracket 4, and fixed bracket can pass through bolt or screw
Entire toeguard is mounted on lift car bottom by effect, guarantees that toeguard can safely and efficiently work.
On the basis of above-mentioned, for the ease of judging that elevator leaves bottom and whether toeguard is in when operating normally
Conventional collapsed state, close to unloading 13 one end of power slideway and be respectively equipped with electric contact lock 5 far from 13 one end of power slideway is unloaded, and in it
It is connected to the circuit for being series at elevator safety circuit, it is close to unload 13 one end of power slideway when toeguard is in conventional collapsed state
Electric contact lock 5 is open state, is in off state far from the electric contact lock 5 for unloading 13 one end of power slideway；When toeguard is in work
When unfolded state, it is in off state close to the electric contact lock 5 for unloading 13 one end of power slideway, far from the electric contact for unloading 13 one end of power slideway
Lock 5 is open state.Electric contact lock 5 can play the role of detecting packing up in place and opening in place for toeguard respectively, and
When elevator operates normally, elevator automatic telescoping toe guard is in collapsed state, runs to elevator and saves necessary ground defect subspaces,
Elevator elevator automatic telescoping toe guard under the maintenance other than first floor position or emergency state is in the open state, gives passenger
Or related elevator operating personnel plays one of safety guarantee to realize a kind of elevator automatic telescoping toe guard device.
More than, only better embodiment of the invention, but the present invention is not limited to above-described embodiments, as long as its with
Any same or similar means reach technical effect of the invention, all should belong to protection scope of the present invention.
Claims (10)
1. a kind of flexible toeguard, it is characterised in that: including backplate assembly and transmission connecting rod mechanism, the backplate assembly includes base
Section backplate and at least one piece can opposite base segment backplate sliding extensible protection board, the transmission connecting rod mechanism include driving assembly with
Shear shank, the driving component are mounted on base segment backplate, and the shear shank output end is hinged on base segment backplate, the scissors
The connection of the output end of frame input terminal and driving assembly, driving assembly can drive extensible protection board sliding with respect to base segment backplate by shear shank
It is dynamic.
2. flexible toeguard according to claim 1, it is characterised in that: to cut bar hinged by the shear shank input terminal any
On base segment backplate, the residue of shear shank input terminal is cut on the movable output end for being mounted on driving assembly of bar, the shear shank
End is hinged with extensible protection board.
3. flexible toeguard according to claim 1 or 2, it is characterised in that: the driving component includes driving motor, silk
Bar, fixing seat and sliding component, the driving motor are mounted on base segment backplate, and output end is connect with screw rod, the fixation
Seat is mounted on base segment backplate, and the screw rod may be rotatably mounted in fixing seat, and the sliding component can be slidably mounted at screw rod
On, and be connected with shear shank input terminal.
4. flexible toeguard according to claim 3, it is characterised in that: the sliding component includes sliding shoe and screw rod spiral shell
Mother, the sliding shoe and feed screw nut are connected to single piece, and the shear shank input terminal is hinged on sliding shoe, the screw rod spiral shell
Mother can be slidably mounted on screw rod.
5. flexible toeguard according to claim 4, it is characterised in that: the sliding component further includes bearing, the axis
Holding may be rotatably mounted on sliding shoe, and the bearing is integrated with sliding shoe and can move synchronously.
6. flexible toeguard according to claim 5, it is characterised in that: the backplate assembly further includes unloading power slideway, institute
It states and unloads power slideway connection base segment backplate both ends, and be fixedly mounted on base segment backplate, the bearing is contacted with power slideway line is unloaded, and
It can be slid on unloading power slideway.
7. flexible toeguard according to claim 1, it is characterised in that: further include sliding rail, the sliding rail includes that base segment is sliding
Rail and flexible sliding rail, the base segment sliding rail are mounted on base segment backplate two sides, and the flexible sliding rail is mounted on extensible protection board two sides
On, and one end is nested and slidable connection is on base segment sliding rail.
8. flexible toeguard according to claim 1 or claim 7, it is characterised in that: the backplate assembly further includes side plate, described
Side plate is slidably mounted on extensible protection board by sliding rail, and the extensible protection board top is provided with retention bead, the bottom of the side plate
End is provided with the bumping post with retention bead cooperation.
9. flexible toeguard according to claim 1, it is characterised in that: extensible protection board two sides bottom end is all provided with limited
Position pin, the two sides of the base segment backplate are provided with fixed bracket, and the fixed bracket is sliding with respect to base segment backplate along extensible protection board
Dynamic direction is provided with limiting slot, and the spacer pin is set in limiting slot.
10. flexible toeguard according to claim 9, it is characterised in that: the fixed bracket is respectively provided with inside both ends
There is electric contact lock, and is connected to the circuit for being series at elevator safety circuit in it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910785485.2A CN110498325A (en) | 2019-08-23 | 2019-08-23 | A kind of flexible toeguard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910785485.2A CN110498325A (en) | 2019-08-23 | 2019-08-23 | A kind of flexible toeguard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110498325A true CN110498325A (en) | 2019-11-26 |
Family
ID=68589344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910785485.2A Pending CN110498325A (en) | 2019-08-23 | 2019-08-23 | A kind of flexible toeguard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110498325A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332916A (en) * | 2020-03-15 | 2020-06-26 | 阿帕狮龙电梯科技（苏州）有限公司 | Engaging device for car door |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102120542A (en) * | 2010-12-30 | 2011-07-13 | 沈阳博林特电梯股份有限公司 | Telescopic foot protection plate |
| CN106081804A (en) * | 2016-08-17 | 2016-11-09 | 通用电梯股份有限公司 | A kind of telescopic toeguard |
| CN106429904A (en) * | 2016-11-23 | 2017-02-22 | 俞其荣 | Autobalance crane |
| CN108394799A (en) * | 2017-11-09 | 2018-08-14 | 浙江西子重工机械有限公司 | A kind of foot protecting plate device of reinforcing |
| CN108487619A (en) * | 2018-02-08 | 2018-09-04 | 马宁 | The multi-purpose building lifting gear of one kind |
| CN208037797U (en) * | 2018-03-28 | 2018-11-02 | 怡达快速电梯有限公司 | Elevator car bottom folds toeguard |
| CN109368463A (en) * | 2018-11-27 | 2019-02-22 | 苏州新达电扶梯部件有限公司 | A kind of three folding toeguard of elevator car bottom |
| CN210710254U (en) * | 2019-08-23 | 2020-06-09 | 三洋电梯(珠海)有限公司 | Telescopic foot protection plate |
-
2019
- 2019-08-23 CN CN201910785485.2A patent/CN110498325A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102120542A (en) * | 2010-12-30 | 2011-07-13 | 沈阳博林特电梯股份有限公司 | Telescopic foot protection plate |
| CN106081804A (en) * | 2016-08-17 | 2016-11-09 | 通用电梯股份有限公司 | A kind of telescopic toeguard |
| CN106429904A (en) * | 2016-11-23 | 2017-02-22 | 俞其荣 | Autobalance crane |
| CN108394799A (en) * | 2017-11-09 | 2018-08-14 | 浙江西子重工机械有限公司 | A kind of foot protecting plate device of reinforcing |
| CN108487619A (en) * | 2018-02-08 | 2018-09-04 | 马宁 | The multi-purpose building lifting gear of one kind |
| CN208037797U (en) * | 2018-03-28 | 2018-11-02 | 怡达快速电梯有限公司 | Elevator car bottom folds toeguard |
| CN109368463A (en) * | 2018-11-27 | 2019-02-22 | 苏州新达电扶梯部件有限公司 | A kind of three folding toeguard of elevator car bottom |
| CN210710254U (en) * | 2019-08-23 | 2020-06-09 | 三洋电梯(珠海)有限公司 | Telescopic foot protection plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332916A (en) * | 2020-03-15 | 2020-06-26 | 阿帕狮龙电梯科技（苏州）有限公司 | Engaging device for car door |
| CN111332916B (en) * | 2020-03-15 | 2022-03-29 | 阿帕狮龙电梯科技（苏州）有限公司 | Engaging device for car door |
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