CN107628518B - A kind of towed elevator that gate is controllable - Google Patents
A kind of towed elevator that gate is controllable Download PDFInfo
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- CN107628518B CN107628518B CN201711090865.1A CN201711090865A CN107628518B CN 107628518 B CN107628518 B CN 107628518B CN 201711090865 A CN201711090865 A CN 201711090865A CN 107628518 B CN107628518 B CN 107628518B
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- gate
- carriage
- door
- hand
- step block
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Abstract
A kind of towed elevator that gate is controllable, it is related to elevator manufacturing field, including carriage, wirerope, counterweight and traction machine, wherein, the carriage includes gate, have on a side surface of the gate close to the inner space of the carriage and opens portion for manipulating the control that the gate is opened, including setting, hand is gentle to hit portion in the control portion of opening, the plane setting the surface that hand is the vertical gate and extending to the cab interior direction in space, it is described to delay the portion of hitting to set the terminal edge of hand described in far from door and connecing the extension of place side, and it moves closer to the arc convex on the surface for connecting the gate, the passenger in carriage is enabled to open gate from cab interior in hour of danger, it saves oneself to realize, one improves safety of the towed elevator when encountering fortuitous event, two can also give the more achievable power of saving oneself of passenger, subtract Few towed elevator encounters accident and casualties occurs.
Description
Technical field
The present invention relates to elevator manufacturing fields, and in particular to a kind of towed elevator that gate is controllable.
Background technique
Interlayer running equipment of the towed elevator as people, it is common to use in regions such as large-scale mall, office buildings, however very
Some either large or small contingencies will occur when more, so that the personal safety for taking the people of elevator is jeopardized, for example, I
Can usually hear towed elevator message out of service suddenly between floors, or built when towed elevator operation
The case where object encounters power-off suddenly and towed elevator can not be supported to run is built, in this way, not being singly that towed elevator cannot continue on
Gate is opened to correct position, the scavenger fan including connecting with carriage will also stop working, so that carriage becomes one
A closed space, since faintness that is unsmooth and leading to passenger of ventilating, shock will directly affect the life security of passenger.
Summary of the invention
The object of the present invention is to provide a kind of towed elevator that gate is controllable, enable the passenger in carriage in hour of danger
It is enough to open gate from cab interior, it saves oneself to realize, one improves safety of the towed elevator when encountering fortuitous event, and two
The more achievable power of saving oneself of passenger can also be given, towed elevator is reduced and encounters accident and casualties occurs.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of traction that gate is controllable electricity
Ladder, including carriage, wirerope, counterweight and traction machine, wherein the carriage includes gate, in the gate close to the carriage
Inner space a side surface on have and open portion for manipulating the control that the gate is opened, the control portion of opening includes setting hand to ease up
Hit portion, the plane setting the surface that hand is the vertical gate and extending to the cab interior direction in space, it is described delay hit
Portion is that the terminal edge of hand is set described in extending far from the door place of connecing side and move closer to the surface of the connection gate
Arc convex, it further includes hanging drawing portion that the gate, which includes door inner cavity, and the drawing portion that hangs includes on surface positioned at the gate
Multidirectional groove and hang pull rod, the multidirectional groove includes adjustment section, vertical slot and translot, and the adjustment section is from the inside of the gate
The round slot that surface extends to door inner cavity side, the vertical slot are to prolong straight down from the lower edge of the adjustment section
The rectangular shaped slot stretched, the translot are that the side edge of the side from the adjustment section far from the door place of connecing connects to far from the door
Locate the horizontal-extending rectangular shaped slot in side, the pull rod of hanging includes intracavitary piece for move in the door inner cavity, is used for
The outer hook of the connection bar and slot that are moved in the multidirectional groove, the connection bar be vertically intracavitary piece of the surface to the carriage
The cuboid straight-bar that inner cavity side extends, the outer hook of the slot are that half extended is bent into carriage from the end of the connection bar
Round curved rod.
The gate is exactly medial surface close to a side surface of the inner space of the carriage, and the gate of two sides is closed
When crack between a door and its frame at be exactly that the door meets place, on the medial surface for the gate that the control portion of opening is located at two sides, the close door connects
Place, the described of two sides are set between hand there are gap, in order to which finger can place, assign into, when the carriage encounters meaning
The outer and out of service and described gate can not be by power switch come when opening and closing, the passenger in the carriage can be put finger
Set among hand described in the two sides so that finger buckle residence, which is stated, sets hand, palm touch it is described it is slow hit portion, at this time by two sides
The control portion of opening reversely exerts a force, and realizes that the gate of two sides separates, to guarantee that the passenger in the carriage can be by certainly
Oneself start avoid personal injury to save oneself, it is at the same time, described slow when not needing to open portion using the control
Hit portion curved surfaces can reduce passenger's collision control open portion and caused by collide with injury, described intracavitary piece in the door
Intracavitary movement can drive movement of the connection bar in the multidirectional groove, and the vertical slot and the translot are rectangular opening
Slot is not able to rotate when so that the connection bar is in the vertical slot and the translot, can only rotate in the adjustment section,
The outer hook of the slot of the end of the connection bar is by the adjustable different directions of the rotation for being connected to bar, posture, to realize
Different function, such as when hook is in horizontal positioned posture outside the slot, the end of the translot is contradicted by the connection bar
End opens realization together with portion with the control and manipulates the function that the gate is opened to position, when hook is in vertical placement outside the slot
Posture when, when the connection bar is located at the end of the vertical slot or the translot, can be used to hang the portable of passenger
Article etc. reduces the heavy burdens such as carrying bag, handbag for passenger.
As a preference of the present invention, have power portion in described set on hand, the portion of putting forth effort is vertical described to set hand
Surface is to the slow spaced groove for hitting the close extension in portion.
The portion of putting forth effort can skid on hand to avoid the finger of passenger in described set, thus preferably force operation.
As a preference of the present invention, in the non-slip nosing set on hand also for preventing finger from slipping, the on-slip
Item connects the close raised item in place side to the door to set the end of hand described in.
The non-slip nosing can reduce the unexpected consequence skidded and occurred, when the portion of putting forth effort is not enough to prevent the hand of force person
Refer to that the non-slip nosing can play the role of secondary fuse, and the slippage of finger is prevented to occur by raised item when skidding.
As a preference of the present invention, the gate includes door inner cavity, the door inner cavity includes supporting part, the supporting part packet
Include the first support plane and the second support plane, first support plane be from the edge of the gate from bottom to top, it is oppositely extending
Clinoplain, second support plane be from the top edge of first support plane from top to bottom, extend towards to the gate
Edge clinoplain, the angle between first support plane is greater than the angle between second support plane, described the
Two support planes are relative to first support plane closer to the inner space of the carriage.
The supporting part can be understood as being rendered as in the horizontal direction ladder-like, i.e., described second support plane is relative to institute
The first support plane is stated closer to the inner space of the carriage.
As a preference of the present invention, further including pressure treadle, the pressure treadle includes for supporting supporting for the supporting part
Block the pressure step block pushed and for connecting described supports block and the interconnecting piece for pressing step block for exerting a force.
The pressure treadle is placed in the door inner cavity before the gate of two sides is closed, when the gate of two sides
After closing, the block that supports is located in the door inner cavity, and the pressure step block is located at the medial surface of the gate, described
Interconnecting piece is by supporting block and the pressure step block described in the connection of crack between a door and its frame gap between the gate, when needing using the pressure step block
When compressing the supporting part, it can be controlled by operating the pressure step block displacement in the horizontal direction and described support block
Position, i.e., the described pressure step block are on first support plane or second support plane, by passenger described
The force of the pressure step block is pushed in carriage, so that the block that supports pushes the supporting part, the control is cooperated to open portion to institute
The centrifugation of gate is stated, together artificially opens the gate.At the same time, the same height of block decline is supported when described
When, if the block that supports is located on different support planes, the gate can also open different distance, i.e., support block position when described
The same height of decline can pull open more distances when first support plane than being located at second support plane, to open institute
It states gate and provides alternative.
As a preference of the present invention, the block that supports is cuboid-type square, there are pressure tyre tread and energy-absorbing on the pressure step block
Portion, it is described pressure tyre tread be from it is described pressure step block upper surface two sides from bottom to top, extend towards to the arc convex of connection, it is described
Energy-absorbing portion be from it is described pressure step block lower surface close to the gate side edge from bottom to top to it is described pressure step block outside
The arcwall face of extension.
The curved surfaces of the pressure tyre tread can not only divide equally the pressure being subject to, and improve structural strength, can also increase and apply
Power area reduces pressure, moreover it is possible to avoid bring unexpected injury of colliding with.
As a preference of the present invention, the pressure step block further includes for keeping the pressure step block not inclined side patch portion, institute
Stating side patch portion is to extend from the side of the pressure step block close to the edge of the gate side to far from the pressure step block side
Plane.
When passenger is when exerting a force to the pressure step block, side patch portion can to avoid because exert a force it is uneven due to occur
The case where pressure step block rolls occurs.
In conclusion the present invention has the advantages that.
1. when the carriage encounter the unexpected and out of service and described gate can not by power switch to open and close when, can
It is reversely exerted a force with the control portion of opening to two sides, realizes that the gate of two sides separates, to guarantee the passenger in the carriage
Can by oneself start save oneself, avoid personal injury, at the same time, do not need using it is described control the portion that opens when
Wait, the slow curved surfaces for hitting portion can reduce passenger's collision control open portion and caused by collide with injury.
2. the portion of putting forth effort described in can skid on hand to avoid the finger of passenger in described set, thus preferably force operation.
3. the non-slip nosing can play the role of secondary fuse, the slippage of finger is prevented to occur by raised item.
4. decline is same high when described support when block is located at first support plane than being located at second support plane
Degree can pull open more distances, provide alternative to open the gate.
5. the curved surfaces of the pressure tyre tread can not only divide equally the pressure being subject to, structural strength is improved, can also be increased
Exert a force area, reduces pressure, moreover it is possible to avoid bring unexpected injury of colliding with.
6. side patch portion can occur to avoid the case where the pressure step block unevenly occurred that exerts a force rolls.
Detailed description of the invention
Fig. 1 is a kind of overall schematic of towed elevator that gate is controllable.
Fig. 2 is cab interior structural perspective.
Fig. 3 is the top view that portion is opened in control.
Fig. 4 is pressure step block structural schematic diagram.
Fig. 5 is gate cross-sectional view.
Fig. 6 is to hang drawing portion enlarged drawing.
In figure: 1, carriage, 11, gate, 12, door meet place, 21, set hand, 22, it is slow hit portion, the 31, first support plane, 32, the
Two support planes, 41, support block, 42, pressure step block, 51, multidirectional groove, 52, the outer hook of slot.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Embodiment 1 is as shown in Figure 1 a kind of overall schematic of towed elevator that gate is controllable.A kind of gate is controllable
Towed elevator, including carriage 1, wirerope, counterweight and traction machine, wherein as shown in Fig. 2, carriage 1 includes gate 11, in gate
11 have the control for manipulating the opening of gate 11 to open portion on a side surface of the inner space of carriage 1, as shown in figure 3, control is opened
Portion includes setting that hand 21 is gentle to hit portion 22, sets what the surface that hand 21 is vertical gate 11 extended to 1 inner space direction of carriage
Plane, it is slow to hit terminal edge that portion 22 be self-purchased hand 21 to extending far from 12 side of the door place of connecing and move closer to connecting sedan-chair
The arc convex on the surface of door 11, gate 11 include door inner cavity, as shown in fig. 6, further including hanging drawing portion, hanging drawing portion includes being located at sedan-chair
Multidirectional groove 51 and extension pull rod on the surface of door 11, multidirectional groove 51 include adjustment section, vertical slot and translot, and adjustment section is from gate 11
The round slot that extends to door inner cavity side of inner surface, vertical slot is the square that the whole lower edge of self-regulated extends straight down
Shape slot, translot are that the side edge of the side at the whole separate door place of connecing 12 of self-regulated connects place's horizontal-extending square in 12 sides to far from door
Shape slot, hang pull rod include intracavitary piece for being moved in door inner cavity, the connection bar for being moved in multidirectional groove 51 and slot
Outer hook 52, connection bar are the cuboid straight-bar that the surface of block in vertical cavity extends to the inner cavity side of carriage 1, and the outer hook 52 of slot is
The semicircle curved rod of extension is bent into carriage from the end of connection bar.Side of the gate 11 close to the inner space of carriage 1
Surface is exactly medial surface, is exactly that door meets place 12 at the crack between a door and its frame when gate 11 of two sides is closed, the control portion of opening is located at the gate 11 of two sides
Medial surface on, close to door meet place 12, two sides are set between hand 21 there are gap, in order to finger can place, assign into
Go, when carriage 1 encounter unexpected and out of service and gate 11 can not by power switch to open and close when, passenger in carriage 1
Setting among hand 21 for two sides can be placed a finger on, so that finger, which clasps, sets hand 21, palm, which touch to delay, hits portion 22, at this time will
The control portion of opening of two sides reversely exerts a force, and realizes that the gate 11 of two sides separates, thus guarantee passenger in carriage 1 can by oneself
It starts to avoid personal injury to save oneself, at the same time, when not needing to open portion using control, the slow arc for hitting portion 22
Surface can reduce passenger collide control open portion and caused by collide with injury, intracavitary piece of intracavitary movement in door can drive connection
Movement of the bar in multidirectional groove 51, vertical slot and translot are rectangle hole slot, so that when connection bar is in vertical slot and translot not
It is able to rotate, can only be rotated in adjustment section, be connected to the adjustable difference of rotation that the outer hook 52 of slot of the end of bar passes through connection bar
Direction, posture contradict cross by connection bar to realize different function, such as when hook 52 is in horizontal positioned posture outside slot
The end of slot positions, and opens the function of realizing that manipulation gate is opened together with portion with control, when hook 52 is in the appearance placed vertically outside slot
When state, when connection bar is located at the end of vertical slot or translot, it can be used to hang the cabin luggage etc. of passenger, such as carrying bag, hand
Packet, reduces the heavy burdens for passenger.There is power portion on setting hand 21, portion of putting forth effort is vertically to set the surface of hand 21 to hit portion 22 to slow and lean on
The spaced groove closely extended.The portion of putting forth effort can skid on setting hand 21 to avoid the finger of passenger, to preferably apply
Power operation.There are also the non-slip nosing for preventing finger from slipping on setting hand 21, non-slip nosing be to purchase the end of hand 21 by oneself to door
Connect the close raised item in 12 sides of place.Non-slip nosing can reduce the unexpected consequence skidded and occurred, when the portion of putting forth effort is not enough to prevent to apply
When the finger slippage of power person, non-slip nosing can play the role of secondary fuse, and the slippage of finger is prevented to send out by raised item
It is raw.Gate 11 includes door inner cavity, and door inner cavity includes supporting part, and supporting part includes the first support plane 31 and the second support plane 32, the
One support plane 31 is the clinoplain from the edge of gate 11 from bottom to top, oppositely extending, and the second support plane 32 is to support from first
The top edge in support face 31 from top to bottom, extend towards to the clinoplain at the edge of gate 11, the folder between the first support plane 31
Angle is greater than the angle between the second support plane 32, and the second support plane 32 is relative to the first support plane 31 closer to the inside of carriage 1
Space.Supporting part can be understood as being rendered as in the horizontal direction ladder-like, i.e., the second support plane 32 is relative to the first support plane
31 closer to carriage 1 inner space.It further include pressure treadle, as shown in Figure 4, Figure 5, pressure treadle includes for supporting supporting part
Support block 41, for exert a force push pressure step block 42 and for connect support block 41 and pressure step block 42 interconnecting piece.Press treadle
It is placed in an inner cavity before the gate 11 of two sides is closed, after the gate 11 of two sides closes, supports block 41 and be located in door
In inner cavity, pressure step block 42 is located at the medial surface of gate 11, and interconnecting piece supports block by the crack between a door and its frame gap connection between gate 11
41 can press step block 42 in level side when needing to compress supporting part using pressure step block 42 with pressure step block 42 by operation
Upward displacement supports 41 position of block to control, i.e., pressure step block 42 is to be located at the first support plane 31 or the second support plane 32
On, the force of pressure step block 42 is pushed in carriage 1 by passenger, so that supporting block 41 pushes supporting part, portion pair is opened in cooperation control
11 people of gate is together to open by the centrifugation of gate 11.At the same time, when supporting block 41 and declining same height, if
If supporting block 41 to be located on different support planes, gate 11 can also open different distance, i.e., ought support block 41 and support positioned at first
The same height of decline can pull open more distances when face 31 than being located at the second support plane 32, provide for opening gate 11 optional
Selecting property.Supporting block 41 is cuboid-type square, and pressing has pressure tyre tread and energy-absorbing portion on step block 42, and pressure tyre tread is from the upper of pressure step block 42
Surface two sides from bottom to top, extend towards to the arc convex of connection, energy-absorbing portion is the lower surface from pressure step block 42 close to gate
The arcwall face that the edge of 11 sides extends to the outside of pressure step block 42 from bottom to top.The curved surfaces of pressure tyre tread can not only be divided equally
The pressure being subject to improves structural strength, can also increase force area, reduces pressure, moreover it is possible to avoid bring accidental wound of colliding with
Evil.Pressure step block 42 further includes for keeping pressure step block 42 not inclined side patch portion, and side patch portion is close from the side of pressure step block 42
The edge of 11 side of gate is to far from the plane for pressing 42 side of step block to extend.When passenger to pressure step block 42 exert a force when, side
Patch portion can occur to avoid the case where the pressure step block 42 unevenly occurred that exerts a force rolls.
Claims (7)
1. a kind of towed elevator that gate is controllable, including carriage (1), wirerope, counterweight and traction machine, which is characterized in that described
Carriage includes gate (11), is had on the inner surface of the gate (11) close to the carriage (1) for manipulating the gate
(11) portion is opened in the control opened, and the control portion of opening includes setting hand (21) and easing up to hit portion (22), and the hand (21) of setting is vertical institute
The plane that the surface of gate (11) extends to the carriage (1) inner space direction is stated, described slow hit portion (22) are to set described in
The terminal edge of hand (21) extends to the separate door place of connecing (12) side and moves closer to the surface for connecting the gate (11)
Arc convex, the gate (11) includes door inner cavity, further includes hanging drawing portion, the extensions drawing portion includes positioned at the gate (11)
Surface on multidirectional groove (51) and hang pull rod, the multidirectional groove (51) includes adjustment section, vertical slot and translot, and the adjustment section is
The round slot extended from the inner surface of the gate (11) to door inner cavity side, the vertical slot are from the adjustment section
The rectangular shaped slot that extends straight down of lower edge, the translot is to connect the one of place (12) far from the door from the adjustment section
The side edge of side connects the horizontal-extending rectangular shaped slot in place (12) side to far from the door, and the extension pull rod includes for described
Intracavitary piece moved in door inner cavity, the connection bar and the outer hook (52) of slot that are used to move in the multidirectional groove (51), the connection
Bar is the cuboid straight-bar that vertical intracavitary piece of the surface extends to the inner cavity side of the carriage (1), the outer hook of the slot
(52) the semicircle curved rod to be bent extension into carriage from the end of the connection bar.
2. a kind of controllable towed elevator of gate according to claim 1, which is characterized in that set on hand (21) described
There is power portion, the portion of putting forth effort is that the vertical surface for setting hand (21) is arranged to described slow portion (22) close interval extended of hitting
The groove of column.
3. a kind of controllable towed elevator of gate according to claim 2, which is characterized in that set on hand (21) described
There are also the non-slip nosing for preventing finger from slipping, the non-slip nosing meets place to the door to set the end of hand (21) described in
(12) the close raised item in side.
4. a kind of controllable towed elevator of gate according to claim 3, which is characterized in that the door inner cavity includes supporting
Portion, the supporting part include the first support plane (31) and the second support plane (32), and first support plane (31) is from the sedan-chair
The clinoplain of the edge of door (11) from bottom to top, oppositely extending, second support plane (32) are from first support plane
(31) top edge from top to bottom, extend towards to the clinoplain at the edge of the gate (11), first support plane
(31) angle between is greater than the angle between second support plane (32), and second support plane (32) is relative to described the
Inner space of one support plane (31) closer to the carriage (1).
5. a kind of controllable towed elevator of gate according to claim 4, which is characterized in that it further include pressure treadle, it is described
Pressure treadle include for support the supporting part support block (41), for exert a force pushing pressure step block (42) and for connecting
State the interconnecting piece for supporting block (41) and pressure step block (42).
6. a kind of controllable towed elevator of gate according to claim 5, which is characterized in that length is in described support block (41)
Cube type square, there is pressure tyre tread and energy-absorbing portion on the pressure step block (42), and the pressure tyre tread is from the upper of pressure step block (42)
Surface two sides from bottom to top, extend towards to the arc convex of connection, the energy-absorbing portion is the following table from pressure step block (42)
The arcwall face that face is extended to the outside of pressure step block (42) from bottom to top close to the edge of the gate (11) side.
7. a kind of controllable towed elevator of gate according to claim 6, which is characterized in that the pressure step block (42) is also wrapped
It includes for keeping the pressure step block (42) not inclined side patch portion, side patch portion is close from the side of pressure step block (42)
The edge of gate (11) side is to far from the plane for pressing step block (42) side to extend.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711090865.1A CN107628518B (en) | 2017-11-08 | 2017-11-08 | A kind of towed elevator that gate is controllable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711090865.1A CN107628518B (en) | 2017-11-08 | 2017-11-08 | A kind of towed elevator that gate is controllable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107628518A CN107628518A (en) | 2018-01-26 |
| CN107628518B true CN107628518B (en) | 2019-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711090865.1A Active CN107628518B (en) | 2017-11-08 | 2017-11-08 | A kind of towed elevator that gate is controllable |
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| Country | Link |
|---|---|
| CN (1) | CN107628518B (en) |
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|---|---|---|---|---|
| CN2761553Y (en) * | 2004-11-30 | 2006-03-01 | 华春潮 | Safety door of elevator |
| CN202201595U (en) * | 2011-01-27 | 2012-04-25 | 北京升华电梯集团有限公司 | Elevator emergency passenger self-rescue system |
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| BR8403681A (en) * | 1984-07-20 | 1986-02-25 | Villares Ind | DOOR HANDLE AND DISPLAY SET FOR DOORS IN GENERAL |
| JPH0376878U (en) * | 1989-11-29 | 1991-08-01 | ||
| JPH03116364U (en) * | 1990-03-14 | 1991-12-02 | ||
| JP4245371B2 (en) * | 2003-02-21 | 2009-03-25 | 東芝エレベータ株式会社 | Elevator door equipment |
| CN202321904U (en) * | 2011-11-16 | 2012-07-11 | 中建五局第三建设有限公司 | Manned and freight elevator security protective door |
| CN202829247U (en) * | 2012-08-21 | 2013-03-27 | 江苏立达电梯有限公司 | Door pull of elevator door |
| CN103224184A (en) * | 2013-04-09 | 2013-07-31 | 康力电梯股份有限公司 | Internal opening valve for elevator door |
| CN203624777U (en) * | 2013-12-27 | 2014-06-04 | 江苏通用电梯有限公司 | 360-degree opening lift car |
| JP5851532B2 (en) * | 2014-01-16 | 2016-02-03 | 東芝エレベータ株式会社 | Elevator hall |
| CN204938604U (en) * | 2015-08-14 | 2016-01-06 | 南京工程学院 | Intelligent lift system |
| CN105480826B (en) * | 2016-01-13 | 2017-12-29 | 苏州天梭电梯有限公司 | Method for controlling elevator door handle |
| CN206203617U (en) * | 2016-08-31 | 2017-05-31 | 重庆米高电梯有限公司 | A kind of elevator car safety |
| CN106144865B (en) * | 2016-09-12 | 2018-04-13 | 南京雄起电梯有限公司 | A kind of car door safeguard construction |
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- 2017-11-08 CN CN201711090865.1A patent/CN107628518B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2761553Y (en) * | 2004-11-30 | 2006-03-01 | 华春潮 | Safety door of elevator |
| CN202201595U (en) * | 2011-01-27 | 2012-04-25 | 北京升华电梯集团有限公司 | Elevator emergency passenger self-rescue system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107628518A (en) | 2018-01-26 |
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Denomination of invention: A traction elevator with controllable car door Effective date of registration: 20220530 Granted publication date: 20190322 Pledgee: Zhejiang Nanxun Rural Commercial Bank branch Linghu Limited by Share Ltd. Pledgor: SUXUN ELEVATOR Co.,Ltd. Registration number: Y2022330000825 |