CN112723114A - Elevator device for shielding gap between elevator car sill and floor pedal - Google Patents
Elevator device for shielding gap between elevator car sill and floor pedal Download PDFInfo
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- CN112723114A CN112723114A CN202011592486.4A CN202011592486A CN112723114A CN 112723114 A CN112723114 A CN 112723114A CN 202011592486 A CN202011592486 A CN 202011592486A CN 112723114 A CN112723114 A CN 112723114A
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- elevator
- car
- sill
- plate
- car sill
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- 230000009471 action Effects 0.000 claims abstract description 9
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
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
-
- 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
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
- B66B13/26—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between closing doors
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
An elevator device for shielding a gap between a sill of an elevator car and a floor structurally comprises a right elevator door 1, a left elevator door 2, a car sill 3, an L plate 4, a floor pedal 5, a left cam block 7, a right cam block 8, a left connecting piece 6, a right connecting piece 9 and a reset torsion spring 10. The car sill 3 is fixedly connected with the bottom of the elevator car; the right elevator door 1 and the left elevator door 2 perform door opening and closing actions under the guiding action of the groove structure 31 of the car sill 3; the left cam block 7 is fixedly connected with the lower part of the left elevator door 2 through a left connecting piece 6, and the right cam block 8 is fixedly connected with the lower part of the right elevator door 1 through a right connecting piece 9; the L plate 4 is connected with the car sill 3 through a revolute pair, and the L plate 4 can rotate relative to the car sill 3; two outer arms of a reset torsion spring 10 are respectively matched with the L plate 4 and the car sill 3; a gap exists between the car sill 3 and the floor pedal 5. The left and right directions refer to the situation that people stand outside the elevator to see inside the elevator.
Description
Technical Field
The invention relates to the field of elevators, in particular to an elevator device capable of shielding a gap between a sill of an elevator car and a floor pedal.
Background
There is the gap (mostly for 30 mm) between car sill of car bottom of car elevator car and the floor footboard, and the women in the office building often wear high-heeled shoes, and the pin heel blocks easily in the gap, not only influences the normal operating of elevator, can endanger personal safety moreover. In addition, when people get in and out of the elevator car, small objects such as keys, mobile phones and the like are likely to fall into the gap carelessly and are difficult to find.
Patent CN110054058A proposes an elevator device capable of blocking the gap between the floor and the elevator, which relies on a pure mechanical structure to complete the function of blocking the gap, and has reliable transmission without additional driving power supply. However, the device is driven by driving components such as a belt, a gear, an eccentric wheel and the like, the driving scheme and the component arrangement scheme are complex, the device also has an oil cylinder, the risk of oil leakage exists, the structure of the device for shielding the gap cannot bear large weight, and a person can tread the structure on the shielding structure.
Patent CN212076118U proposes another elevator device capable of blocking the gap between the floor and the elevator, which can accurately recognize the door opening and closing action without erroneous judgment. However, the device is provided with the shielding device on each floor, and when the device meets high-rise buildings, a plurality of shielding devices need to be arranged, which is very troublesome, and the device also needs an optical sensor and a corresponding signal processing device, which is troublesome to arrange and expensive.
Disclosure of Invention
The invention mainly aims to overcome the defects of the prior art and provides an elevator device for shielding a gap between a sill of an elevator car and a floor pedal, the device can convert the linear motion of an elevator door into the rotary motion of a shielding structure, parts of the device are easy to process and simple to transmit, and the shielding structure can bear larger weight.
The invention is realized by adopting the following technical scheme: the utility model provides a shelter from elevator device in gap between elevator car sill and floor, its structure includes right lift-cabin door 1, left lift-cabin door 2, car sill 3, L board 4, floor footboard 5, left cam piece 7, right cam piece 8, left connecting piece 6, right connecting piece 9, reset torsion spring 10, its characterized in that: the car sill 3 links firmly with the elevator car bottom, the action of opening and shutting the door is carried out to right side lift-cabin door 1 and left lift-cabin door 2 under the guide effect of groove structure 31 of car sill 3, left cam piece 7 links firmly with 2 below of left lift-cabin door through left connecting piece 6, right cam piece 8 links firmly with 1 below of right lift-cabin door through right connecting piece 9, L board 4 is connected with car sill 3 through the revolute pair, L board 4 car sill 3 is rotatory relatively, 10 two outer arms of torsional spring that resets respectively with L board 4 car sill 3 cooperation, car sill 3 with there is the gap between the floor footboard 5.
Further, car sill 3 links firmly with elevator car bottom, car sill 3 contains the recess 31 structure of guide elevator motion, with the first pore structure 32 of axle complex, dog structure 33, with reset torsion spring 10 complex second pore structure 34.
Further, the L plate 4 includes a first planar structure 41, a second planar structure 43, a third hole structure 42 matched with the shaft, and a fourth hole structure 44 matched with the reset torsion spring 10, the first planar structure 41 is perpendicular to the second planar structure 43, the L plate 4 and the car sill 3 may be connected by the shaft through the hole structures, and the L plate 4 rotates relative to the car sill.
Further, one end of the reset torsion spring 10 is matched with the second hole structure 34 of the car sill 3, and the other end is matched with the fourth hole structure 44 of the L-plate 4.
Further, the reset torsion spring 10 has a certain pretightening force when the L plate 4 is in the initial posture.
Further, the left cam block 7 includes a first side 74, a second side 75, a first inclined surface 71, a second inclined surface 73, and a first fillet structure 72, the right cam block 8 includes a third side 84, a fourth side 85, a third inclined surface 81, a fourth inclined surface 83, and a second fillet structure 82, and the left cam block 7 and the right cam block 8 are symmetrically arranged.
When the elevator door opening device is used, when the elevator door is opened, the left elevator door 2 drives the left cam block 7 to move leftwards through the left connecting piece 6, the right elevator door 1 drives the right cam block 7 to move rightwards through the right connecting piece 9, the left cam block 7, the right cam block 8 and the L plate 4 are in contact and then the L plate 4 rotates 90 degrees through extrusion, so that a gap between the car sill 3 and the floor pedal 5 is shielded; when the elevator is closed, the left elevator door 2 drives the left cam block 7 to move rightwards through the left connecting piece 6, the right elevator door 1 drives the right cam block 7 to move leftwards through the right connecting piece 9, and the L plate 4 gradually rotates to the initial position under the action of the reset torsion spring 10; when the left cam block 7 and the right cam block 8 are separated from the L plate 4, the L plate 4 is restored to the initial position due to the limiting effect of the stopper structure 33.
The invention has the beneficial effects that: when the elevator is opened, the L plate 4 shields the gap between the car sill 3 and the floor pedal 5, and when the elevator is closed, the L plate 4 automatically resets, so that the falling probability of objects and the heel treading probability are greatly reduced. Compared with the prior art, the device does not need an additional power supply, reduces the installation of power equipment, is energy-saving and environment-friendly, has simple structure and easy processing of parts, converts the linear motion of the left cam block 7 and the right cam block 8 into the rotary motion of the L plate 4, and can bear larger weight, thereby being safe and reliable.
Drawings
Fig. 1 is an assembly schematic of the present invention.
Fig. 2 is a schematic view of a slit in the present invention.
Fig. 3 is a schematic structural view of the car sill 3 of the present invention.
Fig. 4 is a schematic structural view of the L-plate 4 of the present invention.
Fig. 5 is a schematic structural diagram of the left cam block 7 and the right cam block 8 of the present invention.
Fig. 6 is a schematic view showing the connection between the L-plate 4 and the car sill 3 according to the present invention.
Fig. 7 is a schematic diagram of the posture change of the L-plate 4 in the operation of the apparatus of the present invention.
Fig. 8 is a schematic view showing the position of the left cam block 7 when the left elevator door 2 is fully opened in the apparatus of the present invention.
In the figure: the elevator comprises a right elevator door 1, a left elevator door 2, a car sill 3, an L plate 4, a floor pedal 5, a left connecting piece 6, a left cam block 7, a right cam block 8, a right connecting piece 9, a reset torsion spring 10, a groove structure 31, a first hole structure 32, a stopper structure 33, a second hole structure 34, a first plane structure 41, a second plane structure 43, a third hole structure 42, a fourth hole structure 44, a first inclined plane 71, a second inclined plane 73, a first fillet structure 72, a first side surface 74, a second side surface 75, a third inclined plane 81, a fourth inclined plane 83, a second fillet structure 82, a third side surface 84 and a fourth side surface 85.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 8, the present invention provides an elevator apparatus capable of blocking a gap between a sill of an elevator car and a floor step, comprising: the device includes right lift-cabin door 1, left lift-cabin door 2, car sill 3, L board 4, floor footboard 5, left cam piece 7, right cam piece 8, left connecting piece 6, right connecting piece 9, reset torsion spring 10, its characterized in that: the car sill 3 links firmly bottom the elevator car, the action of opening and shutting the door is carried out to right side lift-cabin door 1 and left lift-cabin door 2 under the guide effect of groove structure 31 of car sill 3, left cam piece 7 links firmly with 2 below left lift-cabin door through left connecting piece 6, right cam piece 8 links firmly with 1 below right lift-cabin door through right connecting piece 9, L board 4 is connected with car sill 3 through the axle, L board 4 can rotate around the axle. The reset torsion spring 10 is respectively connected with the L plate 4 and the car sill 3. There is a gap between the car sill 3 and the floor pedal 5. The right elevator door 1 and the left elevator door 2 provide power source for the device.
The car sill 3 is fixedly connected with the bottom of the elevator car, and the car sill 3 comprises a groove 31 structure for guiding the movement of the elevator, a first hole structure 32 matched with a shaft, a stop block structure 33 and a second hole structure 34 matched with the reset torsion spring 10.
The L-plate 4 includes a first planar structure 41, a second planar structure 43, a third aperture structure 42 for mating with the shaft, and a fourth aperture structure 44 for mating with the reset torsion spring 10, the first planar structure 41 being perpendicular to the second planar structure 43.
The L plate 4 and the car sill 3 are connected by a shaft through the first hole structure 32 and the third hole structure 42 to form a revolute pair, and the L plate 4 can rotate around the shaft. The first plane structure 41 is contacted with the left cam block 7 and the right cam block 8 when the door is opened and closed, and the second plane structure 43 can shield the gap after rotating around the shaft by 90 degrees.
One outer arm of the reset torsion spring 10 is matched with the car sill 3 through the second hole structure 34, and the other outer arm of the reset torsion spring is matched with the L plate 4 through the fourth hole structure 44.
The reset torsion spring 10 has a certain pretightening force when the L plate 4 is at the initial position. The L-shaped plate 4 has a stopper structure 23 for limiting in the initial posture.
The left cam block 7 comprises a first side surface 74, a second side surface 75, a first inclined surface 71, a second inclined surface 73 and a first round corner structure 72, the right cam block 8 comprises a third side surface 84, a fourth side surface 85, a third inclined surface 81, a fourth inclined surface 83 and a second round corner structure 82, and the left cam block 7 and the right cam block 8 are symmetrically arranged.
When the device is used, when the elevator is opened, the left elevator door 2 can drive the left cam block 7 to move leftwards, the right elevator door 1 can drive the right cam block 8 to move rightwards, when the left elevator door 2 and the right elevator door 1 are opened to a certain width, the left cam block 7 and the right cam block 8 simultaneously start to contact with the L plate first plane structure 41, along with the linear motion of the left cam block 7 and the right cam block 8, the L plate first plane structure 41 is gradually extruded by the left cam block 7 and the right cam block 8 to rotate, the contact of the L plate first plane structure 41 with the left cam block 7 and the right cam block 8 is changed into point contact from the initial line contact, and the contact points are at the first round angle structure 72 and the second round angle structure 82. After the left elevator door 2 and the right elevator door 1 are opened to the final positions, the L plate 4 rotates 90 degrees, the L plate second plane structure 43 shields the gap, the first side surface 74 of the left cam block 7 and the third side surface 84 of the right cam block 8 are in surface contact with the stopper structure 33 of the car sill 3, and the second side surface 75 of the left cam block 7 and the fourth side surface 85 of the right cam block 8 are in surface contact with the L plate first plane structure 41, so that the L plate 4 is blocked and cannot be reset. When a person steps on the second planar structure 43, the second planar structure 43 tends to rotate, and the left cam block 7 and the right cam block 8 are blocked by the stoppers and cannot turn over, so that the second planar structure 43 is blocked by the left cam block 7 and the right cam block 8 and cannot rotate, and the device can bear a certain weight. When the elevator is closed, the left elevator door 2 drives the left cam block 7 to move rightwards through the left connecting piece 6, the right elevator door 1 drives the right cam block 7 to move leftwards through the right connecting piece 9, and the L plate 4 gradually rotates towards the initial position under the action of the reset torsion spring 10; when the left cam block 7 and the right cam block 8 are separated from the L plate 4, the L plate 4 is restored to the initial position due to the limiting effect of the stopper structure 33.
Compared with the prior art, the invention has the technical progress that: the device does not need an additional power supply, has a simple structure, is easy to process, realizes automatic opening and closing through simple mechanical transmission, reduces the installation of power equipment, is energy-saving and environment-friendly, and can bear certain weight, safety and reliability.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a shelter from elevator device in gap between elevator car sill and floor, its structure includes right lift-cabin door 1, left lift-cabin door 2, car sill 3, L board 4, floor footboard 5, left cam piece 7, right cam piece 8, left connecting piece 6, right connecting piece 9, reset torsion spring 10, its characterized in that: the car sill 3 is fixedly connected with the bottom of the elevator car; the right elevator door 1 and the left elevator door 2 perform door opening and closing actions under the guiding action of the groove structure 31 of the car sill 3; the left cam block 7 is fixedly connected with the lower part of the left elevator door 2 through a left connecting piece 6, and the right cam block 8 is fixedly connected with the lower part of the right elevator door 1 through a right connecting piece 9; the L plate 4 is connected with the car sill 3 through a revolute pair, and the L plate 4 can rotate relative to the car sill 3; the two outer arms of the reset torsion spring 10 are respectively matched with the L plate 4 and the car sill 3; there is a gap between the car sill 3 and the floor pedal 5.
2. The elevator device according to claim 1, wherein the gap between the sill of the elevator car and the floor tread is blocked by: the car sill 3 is fixedly connected with the bottom of the elevator car, and the car sill 3 comprises a groove 31 structure for guiding the movement of the elevator, a first hole structure 32, a stop block structure 33 and a second hole structure 34 matched with the reset torsion spring 10.
3. The elevator device according to claim 1, wherein the gap between the sill of the elevator car and the floor tread is blocked by: the L plate 4 includes a first planar structure 41, a second planar structure 43, a third hole structure 42, and a fourth hole structure 44 in which the L plate 4 and the return torsion spring 10 are engaged, the first planar structure 41 is perpendicular to the second planar structure 43, the L plate 4 is connected to the car sill 3 through a revolute pair, and the L plate 4 is rotatable relative to the car sill 3.
4. The elevator device according to claim 1, wherein the gap between the sill of the elevator car and the floor tread is blocked by: the reset torsion spring 10 is an outer arm torsion spring, one outer arm of the reset torsion spring 10 is matched with the second hole structure 34 of the car sill 3, and the other outer arm of the reset torsion spring is matched with the fourth hole structure 44 of the L plate 4.
5. The elevator device according to claim 4, wherein the gap between the sill of the elevator car and the floor tread is blocked by: the reset torsion spring 10 has a certain pretightening force when the L plate 4 is in the initial pose.
6. The elevator device according to claim 1, wherein the gap between the sill of the elevator car and the floor tread is blocked by: the left cam block 7 comprises a first side surface 74, a second side surface 75, a first inclined surface 71, a second inclined surface 73 and a first round corner structure 72, the right cam block 8 comprises a third side surface 84, a fourth side surface 85, a third inclined surface 81, a fourth inclined surface 83 and a second round corner structure 82, and the left cam block 7 and the right cam block 8 are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011592486.4A CN112723114A (en) | 2020-12-29 | 2020-12-29 | Elevator device for shielding gap between elevator car sill and floor pedal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011592486.4A CN112723114A (en) | 2020-12-29 | 2020-12-29 | Elevator device for shielding gap between elevator car sill and floor pedal |
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| Publication Number | Publication Date |
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| CN112723114A true CN112723114A (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011592486.4A Pending CN112723114A (en) | 2020-12-29 | 2020-12-29 | Elevator device for shielding gap between elevator car sill and floor pedal |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000118931A (en) * | 1998-10-21 | 2000-04-25 | Otis Elevator Co | Running clearance blocking device for elevator |
| JP2008024402A (en) * | 2006-07-20 | 2008-02-07 | Nippon Otis Elevator Co | Sill clearance sealing device for elevator |
| CN101622188A (en) * | 2007-03-16 | 2010-01-06 | 三菱电机株式会社 | The doorway device of elevator |
| CN103787182A (en) * | 2014-01-21 | 2014-05-14 | 东南电梯股份有限公司 | Covering device for gap between car door and landing door of elevator |
| JP2014148416A (en) * | 2013-02-04 | 2014-08-21 | Toshiba Elevator Co Ltd | Elevator |
| CN104843570A (en) * | 2015-04-14 | 2015-08-19 | 胡毅 | Automatic protecting device at bottom of elevator lift car and elevator |
| CN104843564A (en) * | 2014-02-19 | 2015-08-19 | 株式会社日立制作所 | Attached device between sills in elevator car |
| JP2017019598A (en) * | 2015-07-08 | 2017-01-26 | 東芝エレベータ株式会社 | Sill clearance blocking device of elevator |
| CN207226790U (en) * | 2017-09-29 | 2018-04-13 | 康达电梯有限公司 | A kind of lift car of improvement and layer door gap protective device |
| CN208361666U (en) * | 2017-06-23 | 2019-01-11 | 东芝电梯株式会社 | Lift appliance |
| CN210655764U (en) * | 2019-09-12 | 2020-06-02 | 深圳市伟奥电梯工程有限公司 | Elevator door gap protection device |
| CN211895627U (en) * | 2019-12-18 | 2020-11-10 | 上海阿尔法电梯有限公司 | Elevator car lobby sill gap protection device and combination device thereof |
| CN214298815U (en) * | 2020-12-29 | 2021-09-28 | 四川大学 | Elevator device for shielding gap between elevator car sill and floor pedal |
-
2020
- 2020-12-29 CN CN202011592486.4A patent/CN112723114A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000118931A (en) * | 1998-10-21 | 2000-04-25 | Otis Elevator Co | Running clearance blocking device for elevator |
| JP2008024402A (en) * | 2006-07-20 | 2008-02-07 | Nippon Otis Elevator Co | Sill clearance sealing device for elevator |
| CN101622188A (en) * | 2007-03-16 | 2010-01-06 | 三菱电机株式会社 | The doorway device of elevator |
| JP2014148416A (en) * | 2013-02-04 | 2014-08-21 | Toshiba Elevator Co Ltd | Elevator |
| CN103787182A (en) * | 2014-01-21 | 2014-05-14 | 东南电梯股份有限公司 | Covering device for gap between car door and landing door of elevator |
| CN104843564A (en) * | 2014-02-19 | 2015-08-19 | 株式会社日立制作所 | Attached device between sills in elevator car |
| CN104843570A (en) * | 2015-04-14 | 2015-08-19 | 胡毅 | Automatic protecting device at bottom of elevator lift car and elevator |
| JP2017019598A (en) * | 2015-07-08 | 2017-01-26 | 東芝エレベータ株式会社 | Sill clearance blocking device of elevator |
| CN208361666U (en) * | 2017-06-23 | 2019-01-11 | 东芝电梯株式会社 | Lift appliance |
| CN207226790U (en) * | 2017-09-29 | 2018-04-13 | 康达电梯有限公司 | A kind of lift car of improvement and layer door gap protective device |
| CN210655764U (en) * | 2019-09-12 | 2020-06-02 | 深圳市伟奥电梯工程有限公司 | Elevator door gap protection device |
| CN211895627U (en) * | 2019-12-18 | 2020-11-10 | 上海阿尔法电梯有限公司 | Elevator car lobby sill gap protection device and combination device thereof |
| CN214298815U (en) * | 2020-12-29 | 2021-09-28 | 四川大学 | Elevator device for shielding gap between elevator car sill and floor pedal |
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