CN104944241B - Security lock arrangement - Google Patents
Security lock arrangement Download PDFInfo
- Publication number
- CN104944241B CN104944241B CN201510308668.7A CN201510308668A CN104944241B CN 104944241 B CN104944241 B CN 104944241B CN 201510308668 A CN201510308668 A CN 201510308668A CN 104944241 B CN104944241 B CN 104944241B
- Authority
- CN
- China
- Prior art keywords
- car
- latch lever
- stopper
- door
- clamping block
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels
- B66B1/365—Means for stopping the cars, cages, or skips at predetermined levels mechanical
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- 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
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
-
- 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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/027—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions to permit passengers to leave an elevator car in case of failure, e.g. moving the car to a reference floor or unlocking the door
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- 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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
Abstract
The present invention discloses a kind of security lock arrangement, suitable for elevator, elevator includes car, car door and floor door, security lock arrangement includes the first latch lever and the first clamping block, one of first latch lever and the first clamping block are fixed on one of car door and floor door, the other of first latch lever and the first clamping block are fixed on the borehole wall of the car equipped with the other of car door and floor door or elevator, are offered on the first clamping block and are slided the first through hole placed for the first latch lever；Car is moved to enabling area, then the first latch lever is right against first through hole, when the car door or floor door for being fixed with the first latch lever or the first clamping block, which are located at, is different from the position completely closed, the first latch lever is placed through first through hole, to stop that car leaves enabling area；Only when the car door or floor door for being fixed with the first latch lever or the first clamping block are located at the position completely closed, the first latch lever detaches first through hole, to allow car to leave enabling area.
Description
Technical field
The present invention relates to lift facility field more particularly to a kind of security lock arrangements.
Background technology
Currently, the skyscraper in city is more and more, elevator plays important role in people's lives, with people
Life it is closely related, this makes stability and reliability of the people to elevator, and more stringent requirements are proposed.
But due to technology existing for elevator or security breaches, lack necessary safety precautions, lead to the sedan-chair of elevator
The fortuitous event that compartment door or floor door are opened and closed extremely happens occasionally, the serious personal safety for jeopardizing people.Wherein, due to electricity
The electric appliance or other component failure and other reasons of terraced system, the car door or floor Men Wei for being likely to result in elevator completely close, and
Car has been started up the unexpected lifting accident for lifting and leaving in enabling area, is easy to cause boarding personnel and is surprisingly sheared or surprisingly stepped on
It is empty and fall in elevator, bring huge fear, even more serious casualty accident to boarding personnel.
Occur the accident that surprisingly lifts of elevator in order to prevent, in existing lift facility, often in car door and floor
Corresponding safety device is set on the opening and closing device of door, but often structure is more complicated for this safety device, involves great expense；And
And this safety device also will appear the case where chance failure, the accident that being still unable to ensure prevents elevator from surprisingly lifting occurs,
Requirement of the people to the stability and reliability of elevator far can not be met.
Therefore, it is badly in need of wanting a kind of security lock arrangement above-mentioned to overcome the problems, such as.
Invention content
The purpose of the present invention is to provide a kind of simple in structure, the cheap and accidents that can prevent elevator from surprisingly lifting
The security lock arrangement of generation.
For the purpose for realizing above-mentioned, the present invention provides a kind of security lock arrangements, suitable for preventing abnormal elevator from lifting, institute
The car for stating elevator is slidably set in elevator, and the car door of the elevator is in that can be opened and closed sliding going out set on the car
On entrance, the opening being connected with external floor is offered on the borehole wall of the elevator, the floor Men Chengke of the elevator is opened
It slides with closing in the opening, when the car is moved to positioned at the enabling area of the opening, the entrance contraposition
It is communicated in the opening；Wherein, the security lock arrangement includes the first latch lever, the first stopper and the first clamping block, described
One of first latch lever and the first clamping block are fixed on one of the car door and floor door, and described first is chain
The other of bar and the first clamping block are fixed on the car or well equipped with the other of the car door and floor door
On wall, is offered on first clamping block and slide the first through hole placed for first latch lever；The car movement
To the enabling area, then first latch lever is right against the first through hole, and when being fixed with first latch lever or the
For the car door or floor door of one clamping block positioned at when being different from the position completely closed, first latch lever is placed through institute
First through hole is stated, the enabling area is left to stop that the car moves up and down；Only when being fixed with first latch lever or
When the car door or floor door of one clamping block are located at the position completely closed, first latch lever detaches described first
Through-hole leaves the enabling area to allow the car to move up and down.First stopper is in telescopically set on institute
It states on the car or the borehole wall of the first latch lever, the position in the enabling area is different from when the car is moved to, described
One stopper stretches out in the car or the borehole wall, then first stopper stops the first latch lever sliding, solid to stop
Surely the car door or floor door for having first latch lever are opened；When the car is moved to the enabling area, described
First stopper described in one clamping block pushing tow is shunk on the car or the borehole wall, then first stopper avoids described first
Latch lever slides, to allow to open the car door or floor door that are fixed with first latch lever.
Preferably, first latch lever is fixed on along the glide direction of the floor door on the floor door, described
One clamping block is fixed on the car.
Preferably, first latch lever is fixed on along the glide direction of the car door on the car door, described
One clamping block is fixed on the borehole wall.
Preferably, first stopper is in telescopically to be set to the car along the glide direction of the vertical car door
On.
Preferably, the security lock arrangement further includes the second latch lever and the second clamping block, second latch lever is along institute
The glide direction for stating floor door is fixed on the floor door, and second clamping block is fixed on the car, and described second
It is offered on clamping block and slides the second through-hole placed for second latch lever；The car is moved to the enabling area,
Then second latch lever is right against second through-hole, and when the floor door is located at and is different from the position completely closed,
Second latch lever is placed through second through-hole, and the enabling area is left to stop that the car moves up and down；Only work as institute
When stating floor door positioned at the position completely closed, second latch lever detaches second through-hole.
Preferably, the security lock arrangement further includes the second stopper, second stopper is along the vertical floor door
Glide direction in being telescopically set on the borehole wall, be different from the position in the enabling area when the car is moved to, institute
It states the second stopper and stretches out in the borehole wall, then second stopper stops the second latch lever sliding, described in blocking
Floor door is opened；When the car is moved to the enabling area, the second stopper described in the second clamping block pushing tow shrink in
On the borehole wall, then second stopper avoids the second latch lever sliding, to allow to open the floor door.
The third through-hole positioned at first latch lever, described first is connected preferably, second clamping block is offered
Locking bar is slidably placed through the third through-hole；First clamping block is offered to the four-way positioned at second latch lever
Hole, second latch lever are slidably placed through the fourth hole.
Preferably, the described one end of second clamping block far from the car is formed with the first globoidal structure, second resistance
The one end of block far from the borehole wall is formed with the second globoidal structure, and first globoidal structure and the second globoidal structure are located at same
On one vertical direction；When the car is moved up or down to the enabling area, the first globoidal structure sliding contacts at
Second globoidal structure.
Preferably, the described one end of first clamping block far from the borehole wall is formed with third globoidal structure, first resistance
The one end of block far from the car is formed with the 4th globoidal structure, and the third globoidal structure and the 4th globoidal structure are located at same
On one vertical direction；When the car is moved up or down to the enabling area, the third globoidal structure sliding contacts at
4th globoidal structure.
Preferably, the security lock arrangement further includes the first elastic component and the second elastic component, first elastic component abuts
Between first stopper and car, and the first elastic component perseverance is described with driving first stopper to stretch out in
The trend of car；Second elastic component is connected between second stopper and the borehole wall, and the second elastic component perseverance has
Have the tendency that second stopper is driven to stretch out in the borehole wall.
Preferably, the security lock arrangement further includes the first fixed block and the second fixed block, first fixed block is fixed
In being offered on the car, and on first fixed block to the fifth hole positioned at first latch lever, described first
Latch lever is slidably placed through the fifth hole；Second fixed block is fixed on the borehole wall, and described second fixes
It is offered on block to the 6th through-hole positioned at second latch lever, it is logical that second latch lever is slidably placed through the described 6th
Hole.
Preferably, the security lock arrangement further includes the first draught line, the second draught line, the first emergency release switch and the
Two emergency releases switch, and first emergency release switch is set in the car, and first draught line is connected to described the
Between one stopper and the first emergency release switch, operates the first emergency release switch and first draught line is driven to drive
First stopper is shunk on the car；The second emergency release switch is set to the borehole wall far from the elevator
Side, second draught line be connected to second stopper and the second emergency release switch between, operation described second
Emergency release switch drives second draught line that second stopper is driven to shrink on the borehole wall.
Compared with prior art, one of the first latch lever of security lock arrangement of the invention and the first clamping block are fixed
In on one of car door and floor door, the other of the first latch lever and the first clamping block be fixed on equipped with car door and
On the car or the borehole wall of the other of floor door, first placed for the sliding of the first latch lever is offered on the first clamping block
Through-hole；Car is moved to enabling area, then the first latch lever is right against first through hole, and works as and be fixed with the first latch lever or the first lock
The car door or floor door for determining block are located at when being different from the position completely closed, and the first latch lever is placed through first through hole, with resistance
Gear car, which moves up and down, leaves enabling area, thus under the action of the first latch lever is placed through the limiting structure of first through hole, nothing
Method starts car and leaves in enabling area；Only when the car door or floor door that are fixed with the first latch lever or the first clamping block have been located at
When the position of contract fully, the first latch lever detaches first through hole, and limiting structure is cancelled, left out with allowing car to move up and down
Door area.And then when the car door or floor Men Wei for being fixed with the first latch lever or the first clamping block completely close, it can be ensured that
It prevents car from starting lifting and leaves the generation for lifting accident in the accident in enabling area, to prevent passenger-in-elevator person from being sheared or being anticipated by unexpected
It makes a misstep and falls in elevator outside, avoid bringing huge fear to boarding personnel, and prevent the unexpected thing of boarding casualties
Therefore occur.The security lock arrangement of the present invention also has the advantages that simple in structure and cheap, and is less prone to failure, Neng Gougeng
Good meets requirement of the people to the stability and reliability of elevator.
Description of the drawings
Fig. 1 is vertical view of the elevator of the security lock arrangement with the present invention when car door and floor Men Jun completely close
Figure.
Fig. 2 be the security lock arrangement with the present invention elevator when car door and floor Men Jun completely close and by once
Cross the sectional view that the horizontal plane cutting of the axial line of the second through-hole obtains.
Fig. 3 is vertical view of the elevator of the security lock arrangement with the present invention when car door and floor Men Junwei completely close
Figure.
Fig. 4 be the security lock arrangement with the present invention elevator car door and floor Men Junwei completely close and by once
Cross the sectional view that the horizontal plane cutting of the axial line of the second through-hole obtains.
Fig. 5 is that the elevator of the security lock arrangement with the present invention is moved to position and the car for being different from enabling area in car
The sectional view that door is completely closed and obtained by the vertical plane cutting of the axial line of third through-hole by one.
Fig. 6 is that the elevator of the security lock arrangement with the present invention is moved to position and the car for being different from enabling area in car
The sectional view that Men Wei is completely closed and obtained by the vertical plane cutting of the axial line of third through-hole by one.
Fig. 7 is that the elevator of the security lock arrangement with the present invention is moved to position and the floor for being different from enabling area in car
The sectional view that door is completely closed and obtained by the vertical plane cutting of the axial line of fourth hole by one.
Fig. 8 is that the elevator of the security lock arrangement with the present invention is moved to position and the floor for being different from enabling area in car
The sectional view that Men Wei is completely closed and obtained by the vertical plane cutting of the axial line of fourth hole by one.
Fig. 9 is office of the elevator of the security lock arrangement with the present invention when car is moved to the position for being different from enabling area
Portion's sectional view.
Figure 10 is partial sectional view of the elevator of the security lock arrangement with the present invention when car is moved to enabling area.
Figure 11 is the elevator of the security lock arrangement with the present invention when car is moved to the position for being different from enabling area
Another partial sectional view.
Figure 12 is another broken section of the elevator of the security lock arrangement with the present invention when car is moved to enabling area
Figure.
Figure 13 is that the elevator of the security lock arrangement with the present invention is moved to the position and for being different from enabling area in car
One stopper shrinks partial sectional view when on car.
Figure 14 is that the elevator of the security lock arrangement with the present invention is moved to the position and for being different from enabling area in car
Two stoppers shrink partial sectional view when on the borehole wall.
Specific implementation mode
For the technology contents that the present invention will be described in detail, construction feature, below in conjunction with embodiment and coordinate attached drawing make into
One step explanation.
It please refers to Fig.1 to Fig.4, security lock arrangement 100 of the invention is suitable for preventing elevator 200 from lifting extremely.Wherein, electric
The car 201 of ladder 200 is slidably set in elevator (not shown), and the car door 202 of elevator 200 is set in can be opened and closed sliding
In on the entrance 201a of car 201, specifically, the opening and closing direction at the entrance 201a of car 201 along car door 202 is set
It is equipped with the first guide rail 206, the sliding of car door 202 is set on the first guide rail 206 so that the opening and closing sliding of car door 202 is more suitable
Freely, simple and reasonable, but be not limited thereto.The opening being connected with external floor is offered on the borehole wall 203a of elevator
The floor door 204 of 203b, elevator 200 are set in can be opened and closed sliding on opening 203b, specifically, the opening of borehole wall 203a
The opening and closing direction of floor door 204 is provided with the second guide rail 207 at 203b, the sliding of floor door 204 is set on the second guide rail 207,
So that the opening and closing sliding of floor door 204 is more smoothly, it is simple and reasonable, but be not limited thereto.And car door 202 and building
The opening and closing direction of layer door 204 is mutually parallel.When car 201 is moved to positioned at the enabling area of opening 203b, entrance
201a contrapositions are communicated in opening 203b.
Specifically, security lock arrangement 100 of the invention includes the first latch lever 10a and the first clamping block 30b, and first is chain
Bar 10a is fixed on along the glide direction of car door 202 on car door 202 so that the first latch lever 10a can be with car door 202
It moves together.More excellent to be, in the present embodiment, the first latch lever 10a is fixed on car door 202 by one first link block 11a
Bottom, layout is more reasonable, but is not limited thereto, and in other embodiments, the first latch lever 10a can also be according to reality
Use demand and be fixed on other positions of car door 202, details are not described herein.First clamping block 30b is fixed on the borehole wall
On 203a, is offered on the first clamping block 30b and slide the first through hole 31b placed for the first latch lever 10a；Car 201 moves
It moves to enabling area, then the first latch lever 10a is right against first through hole 31b, and is completely closed when car door 202 is located to be different from
When position, when being that car door 202 as shown in Figure 4 does not completely close, the first latch lever 10a is placed through first through hole 31b, with resistance
Gear car 201, which moves up and down, leaves enabling area, to be placed through the limiting structure of first through hole 31b in the first latch lever 10a
Under effect, car 201 can not be started and left in enabling area；Only when car door 202 is located at the position completely closed as shown in Figure 2
When, the first latch lever 10a detaches first through hole 31b, and limiting structure is cancelled, and enabling is left to allow car 201 to move up and down
Area.And then when car door 202 does not completely close, it can be ensured that prevent the startup lifting of car 201 from leaving unexpected in enabling area
The generation of lifting accident, with prevent passenger-in-elevator person by it is unexpected sheared or it is unexpected make a misstep and fall in elevator, avoid to passenger-in-elevator
Member brings huge fear, and prevents the contingency of boarding casualties from occurring.The security lock arrangement 100 of the present invention also has
Advantage simple in structure and cheap, and be less prone to failure, can better meet people to the stability of elevator 200 and
The requirement of reliability.Certainly, selectively, in other embodiments, the first latch lever 10a can also be along the cunning of floor door 204
Dynamic set direction is fixed on floor door 204, and also volume can select to be fixed on car 201 the first clamping block 30b, equally can
It realizes that blocking car 201 moves up and down to leave enabling area or car 201 is allowed to move up and down the function of leaving enabling area, therefore,
This is repeated no more.Specifically, as follows：
It please referring to Fig.1 to Fig. 6 and Fig. 9 to Figure 10, security lock arrangement 100 of the invention further includes the first stopper 20a, the
One stopper 20a is in telescopically to be set on car 201 along the glide direction of vertical car door 202, as shown in figure 5, working as car
201 are moved to the position for being different from enabling area, and the first stopper 20a stretches out in car 201, then the first stopper 20a blocking the
One latch lever 10a slidings, to stop that car door 202 is opened.To when car 201 does not move to enabling area, stop first
Under the barrier effect of block 20a so that the first latch lever 10a can not be slided, then car door 202 can not be opened, and then eliminate sedan-chair
Compartment 201 does not move to enabling area, and the accident that car door 202 is opened accidentally, avoid to boarding personnel bring it is huge frightened and
Unexpected casualty accident.As shown in Figures 2 and 4, when car 201 is moved to enabling area, the blocking of the first clamping block 30b pushing tows first
Block 20a is shunk on car 201, then first stopper 20a the first latch levers of evacuation 10a is slided, and, first through hole 31b contrapositions
In the first latch lever 10a, then the first latch lever 10a is allowed to be placed through first through hole 31b, to allow to open car door 202.Then,
It only is moved to enabling area in car 201, could normally open car door 202, to prevent the generation of contingency.
Please refer to Fig.1 to Fig. 6 and Figure 11 to Figure 12, security lock arrangement 100 of the invention further include the second latch lever 10b and
Second clamping block 30a, the second latch lever 10b are fixed on along the glide direction of floor door 204 on floor door 204 so that second connects
Locking bar 10b can be moved together with floor door 204.More excellent to be, in the present embodiment, the second latch lever 10b connects by one second
The bottom that block 11b is fixed on floor door 204 is connect, layout is more reasonable, but is not limited thereto, in other embodiments, second
Latch lever 10b can similarly be fixed on other positions of floor door 204 according to actual use demand, no longer superfluous herein
It states.Second clamping block 30a is fixed on car 201, is offered on the second clamping block 30a and is worn for the second latch lever 10b slidings
The the second through-hole 31a set；Car 201 is moved to enabling area, then the second latch lever 10b is right against the second through-hole 31a, and works as floor
Door 204 is located at when being different from the position completely closed, when being that floor door 204 as shown in Figure 4 does not completely close, the second latch lever
10b is placed through the second through-hole 31a, and enabling area is left to stop that car 201 moves up and down, to be placed in the second latch lever 10b
Under the action of the limiting structure of the second through-hole 31a, car 201 can not be started and left in enabling area；Only when floor door 204 is located at
When the position completely closed as shown in Figure 2, the second latch lever 10b detaches the second through-hole 31a, and limiting structure is cancelled, to permit
Perhaps car 201, which moves up and down, leaves enabling area.And then when floor door 204 does not completely close, it can be ensured that prevent car 201 from opening
The generation that the accident in enabling area lifts accident is left in dynamic lifting, and to prevent, passenger-in-elevator person from being sheared by accident or accident makes a misstep and falls
It falls in elevator, avoids bringing huge fear to boarding personnel, and prevent the contingency of boarding casualties from occurring.
To be locked in the fit structure of the first latch lever 10a and the first clamping block 30b and the second latch lever 10b and second
Determine while the fit structure of block 30a under effect, when car 201 is located at enabling area, as long as car door 202 and floor door 204
In there is one not completely close, then there is the first latch lever 10a and be still placed through first through hole 31b and the second latch lever 10b still
A kind of state being placed through in the second through-hole 31a so that car 201 remains attached on borehole wall 203a, and can not start and leave
In enabling area.Only when floor door 204 and car door 202 completely close (Fig. 1 and Fig. 2 shown in), the first latch lever 10a is de-
It separates out first through hole 31b, the second latch lever 10b and detaches the second through-hole 31a so that car 201 is detached from the company with borehole wall 203a
It connects, just allows car 201 to start and leave in enabling area, and then eliminate the car door 202 of elevator 200 and floor door 204 to have one
Person does not completely close, and car 201 has been started up and leaves in the contingency in enabling area, to prevent passenger-in-elevator person from surprisingly being sheared
Or surprisingly make a misstep and fall in elevator, avoid the accident for causing boarding casualties.
It please referring to Fig.1 to Fig. 6 and Figure 11 to Figure 12, security lock arrangement 100 of the invention further includes the second stopper 20b,
Second stopper 20b is in telescopically to be set on borehole wall 203a along the glide direction of vertical floor door 204, as shown in fig. 7, working as sedan-chair
Compartment 201 is moved to the position for being different from enabling area, and the second stopper 20b stretches out in borehole wall 203a, then the second stopper 20b blockings
Second latch lever 10b slidings, to stop that floor door 204 is opened.To when car 201 does not move to enabling area, be hindered second
Under the barrier effect of block 20b so that the second latch lever 10b can not be slided, then floor door 204 can not be opened, and then eliminate
Car 201 does not move to enabling area, and the accident that floor door 204 is opened accidentally, and avoids bringing huge fear to boarding personnel
And unexpected casualty accident.As shown in Figures 2 and 4, when car 201 is moved to enabling area, the resistance of the second clamping block 30a pushing tows second
Block 20b is shunk on borehole wall 203a, then second stopper 20b the second latch levers of evacuation 10b is slided, and, the second 31a pairs of through-hole
Positioned at the second latch lever 10b, then the second latch lever 10b is allowed to be placed through first through hole 31b, to allow to open floor door 204.
Then, it only is moved to enabling area in car 201, could normally opens floor door 204, to prevent the generation of contingency.
To which under being acted on while the first stopper 20a and the second stopper 20b, car 201 does not move to enabling area
When, the first stopper 20a and the second stopper 20b stretch out and play the role of blocking so that the first latch lever 10a and second connects
Locking bar 10b can not be slided, then floor door 204 and car door 202 can not be opened, and then the car 201 for eliminating elevator 200 does not move
It moves to enabling area, and the accident that floor door 204 or car door 202 are opened accidentally, it avoids bringing huge fear to boarding personnel
And unexpected casualty accident.
Fig. 9 to Figure 12 is please referred to, compared with the superior, in the present embodiment, the first stopper 20a and the first clamping block 30b are located at
In same perpendicular, the second stopper 20b and the second clamping block 30a are located in same perpendicular；And first stopper
20a, the second stopper 20b, the second clamping block 30a and the first clamping block 30b are horizontally disposed.Then, when car 201 to
It is upper or move down to enabling area when, the first clamping block 30b can accurately pushing tow be in the first stopper 20a, to drive the
One stopper 20a is shunk on car 201；And make the second clamping block 30a also can accurately pushing tow in the second stopper 20b,
The second stopper 20b is driven to shrink on borehole wall 203a, structure is more reasonable.
Specifically, in the present embodiment, second one end of clamping block 30a far from car 201 is formed with the first cambered surface knot
Structure 33a, second one end of stopper 20b far from borehole wall 203a be formed with the second globoidal structure 21b, the first globoidal structure 33a with
Second globoidal structure 21b is located on same vertical direction；When car 201 is moved up or down to enabling area, the first cambered surface knot
Structure 33a slidings contact at the second globoidal structure 21b.Enable the second clamping block 30a more smoothly the second stopper of pushing tow 20b
Contraction start is carried out, structure is more reasonable.
Meanwhile first the one end of clamping block 30b far from borehole wall 203a be formed with third globoidal structure 33b, the first stopper
The one end of 20a far from car 201 is formed with the 4th globoidal structure 21a, third globoidal structure 33b and the 4th globoidal structure 21a structures
On same vertical direction；When car 201 is moved up or down to enabling area, the 33b slidings of third globoidal structure contact at
4th globoidal structure 21a.Enabling the first clamping block 30b, more smoothly the first stopper of pushing tow 20a carries out contraction start, knot
Structure is more reasonable.
Referring to Fig. 2, the second clamping block 30a is offered to the third through-hole 32a positioned at the first latch lever 10a, first connects
Locking bar 10a is slidably placed through third through-hole 32a, then the sliding start of the first latch lever 10a is more stable smooth, and so that
The relational structure of first latch lever 10a and car 201 are more stable firm.First clamping block 30b is offered to being located at the second company
The fourth hole 32b, the second latch lever 10b of locking bar 10b is slidably placed through fourth hole 32b, then the cunning of the second latch lever 10b
Action is dynamic more stable smooth, and so that the relational structure of the second latch lever 10b and borehole wall 203a is more stable firm, structure
It is more reasonable and solid and reliable.
Fig. 2, Fig. 4 and Fig. 9 are please referred to Figure 12, security lock arrangement 100 of the invention further includes the first elastic component 40a and
Two elastic component 40b, and the first elastic component 40a and the second elastic component 40b are both preferably spring, but be not limited thereto.First bullet
Property part 40a be connected between the first stopper 20a and car 201, and the first elastic component 40a perseverances have and drive the first stopper
20a stretches out in the trend of car 201 so that the first stopper 20a, which can automatically reset, stretches out in car 201, to stop first
Latch lever 10a slidings.Second elastic component 40b is connected between the second stopper 20b and borehole wall 203a, and the second elastic component 40b
Perseverance, which has, drives the second stopper 20b to stretch out in the trend of borehole wall 203a so that the second stopper 20b can automatically reset stretching
In borehole wall 203a, with blocking the second latch lever 10b slidings, structure more advantages of simple.
Specifically, in the present embodiment, the bottom of car 201 offers first towards borehole wall 203a in the horizontal direction
Mounting groove 201b, the first stopper 20a slidings are set in the first mounting groove 201b, and the first elastic component 40a is connected in compression
Between the slot bottom of first mounting groove 201b and the first stopper 20a, to realize that the first elastic component 40a perseverances drive the first stopper
20a stretches out in the structure of car 201, and mechanism advantages of simple.Meanwhile borehole wall 203a is offered in the horizontal direction towards car
Second mounting groove 203c of 201 bottoms, the second stopper 20b slidings are set in the second mounting groove 203c, and the second elastic component 40b is in
Compression is connected between the slot bottom of the second mounting groove 203c and the second stopper 20b, to realize that the second elastic component 40b perseverances drive
Second stopper 20b stretches out in the structure of car 201, and mechanism advantages of simple.
It please refers to Fig.1 to Fig.4, compared with the superior, security lock arrangement 100 of the invention further includes the first fixed block 50a and second
Fixed block 50b, the first fixed block 50a is fixed on car 201, and is offered on the first fixed block 50a chain to being located at first
The fifth hole 51a of bar 10a, the first latch lever 10a is slidably placed through fifth hole 51a, chain to further strengthen first
The relational structure of bar 10a and car 201 are more stable firm.Second fixed block 50b is fixed on borehole wall 203a, and second is solid
Determine to offer the 6th through-hole 51b to positioned at the second latch lever 10b on block 50b, the second latch lever 10b is slidably placed through the 6th
Through-hole 51b is more stable firm to further strengthen the relational structure of the second latch lever 10b and borehole wall 203a.
Compared with the superior, in the present embodiment, the second clamping block 30a, the first stopper 20a and the first fixed block 50a are in mutual
Parallel is arranged side by side, and the first stopper 20a is between the second clamping block 30a and the first fixed block 50a.First clamping block
30b, the second stopper 20b and the second fixed block 50b are arranged side by side in what is be mutually parallel, and the second blocking is located at the first clamping block
Between 30b and the second fixed block 50b.Then when car 201 is located at enabling area, second clamping block 30a the second stoppers of pushing tow 20b
It shrinks on borehole wall 203a, first clamping block 30b the first stoppers of pushing tow 20a is shunk on car 201.Open car door 202
Afterwards, then the first latch lever 10a is sequentially placed through third through-hole 32a, first through hole 31b and fifth hole 51a, and just due to first
Layout structures of the stopper 20a between the second clamping block 30a and the first fixed block 50a so that the also positions the first clamping block 30b
Between the second clamping block 30a and the first fixed block 50a so that the first latch lever 10a can be more stable firm by the first lock
Determine block 30b lockings, and the car 201 that bears that can be more stable surprisingly lifts generated load, structure is safer firm.It beats
After opening floor door 204, then the second latch lever 10b is sequentially placed through the 6th through-hole 51b, the second through-hole 31a and fourth hole 32b,
And the layout structure just due to the second stopper 20b between the first clamping block 30b and the second fixed block 50b so that second
Clamping block 30a also is located between the first clamping block 30b and the second fixed block 50b so that the second latch lever 10b being capable of more stable jail
That leans on locks the second clamping block 30a, and the car 201 that bears that can be more stable surprisingly lifts generated load, and structure is more
It is firm for safety.
Fig. 5 to Fig. 8 and Figure 13 are please referred to Figure 14, security lock arrangement 100 of the invention further include the first draught line 60a,
Second draught line 60b, the first emergency release switch 70a and the second emergency release switch 70b, the first emergency release switch 70a are set
In in car 201, the first draught line 60a is connected between the first stopper 20a and the first emergency release switch 70a, operation the
One emergency release switch 70a drive the first draught line 60a drive the first stopper 20a shrink on car 201 (such as Figure 13 institutes
Show)；Second emergency release switch 70b is set to sides of the borehole wall 203a far from elevator, and the second draught line 60b is connected to the second resistance
Between block 20b and the second emergency release switch 70b, the second emergency release switch 70b of operation drives the second draught line 60b to drive
Second stopper 20b is shunk in (as shown in figure 14) on borehole wall 203a.To not move to enabling area in car 201, and need
When carrying out emergency relief, then the first stopper 20a can be driven to shrink in car by operating the first emergency release switch 70a
On 201, to avoid the sliding of the first latch lever 10a, to allow to open car door 202 (as shown in Figure 6).And pass through operation
Second emergency release switch 70b drives the second stopper 20b to shrink on borehole wall 203a, to avoid the second latch lever 10b's
Sliding, to allow to open floor door 204 (as shown in Figure 8).To facilitate rescue people to carry out emergency relief, design is more reasonable.
Wherein, the concrete structure of the first emergency release switch 70a and the second emergency release switch 70b are the ordinary skill people of this field
Known to member, therefore, details are not described herein.And in the present embodiment, the first emergency release switch 70a is more excellent for set on car 201
Interior top, to avoid by boarding personnel's accidental operation.
Referring to Fig. 1, compared with the superior, in the present embodiment, offered on the first guide rail 206 on the first clamping block 30b of evacuation
First notch 206a of lower movement offers the second notch that the second clamping block 30a of evacuation is moved up and down on the second guide rail 207
207a so that moving up and down for the second clamping block 30a and the first clamping block 30b is more smoothly, with ensure car 201 smoothly to
Above or move down, structure more advantages of simple.
The person of being worth noting, in the present embodiment, there are two the car doors that can be mutually opened and closed for sliding setting on entrance 201a
Sliding setting is there are two the floor door 204 that can be mutually opened and closed on 202, the 203b that is open, the car positioned at the left side of entrance 201a
Door 202 faces the floor door 204 positioned at the left side of opening 203b, and the car door 202 positioned at the right side of entrance 201a faces
In the floor door 204 positioned at the right side of opening 203b, and positioned at the car door 202 in the left side of entrance 201a and positioned at opening
The floor door 204 in the left side of 203b is correspondingly arranged there are one security lock arrangement 100, and positioned at the car on the right side of entrance 201a
Door 202 with positioned at opening 203b right side floor door 204 be correspondingly arranged there are one security lock arrangement 100.But not as
Limit can also can select sliding setting one according to actual use demand on entrance 201a in other embodiments
Car door 202 to be opened/closed, and corresponding selection sliding one floor door 204 to be opened/closed of setting on opening 203b, and should
Car door 202 and floor door 204 are correspondingly arranged that there are one security lock arrangements 100, that is, as security lock arrangement 100 of the invention
On the elevator 200 that can adapt to single car door 202 and single floor door 204, therefore, details are not described herein.
Furthermore, it should be noted that the car door 202 and floor door 204 of elevator 200 in the present embodiment are separately only
Vertical slide opening and closing, therefore, the car door 202 of each homonymy is correspondingly arranged that there are one security lock arrangements with floor door 204
100, to prevent from car 201 from surprisingly lifting, while also all play each car door 202 and each floor door 204 to prevent from anticipating
The effect of outer opening and closing.And in another embodiment, if being to interlock to open between all car doors 202 and floor door 204 of elevator 200
Structure is closed, i.e., all car doors 202 of elevator 200 and floor door 204 are interrelated by a transmission mechanism, if all cars
There are one start, then 204 equal starts of all car doors 202 and floor door, to realize all sedan-chairs for door 202 and floor door 204
Compartment door 202 and floor door 204 are opened and closed start simultaneously, then only need to be between a car door 202 and borehole wall 203a or in a building
Mutually matched first latch lever 10a and the first clamping block 30b is set between layer door 204 and car 201, you can realize all
After car door 202 and floor door 204 are turned off, the first latch lever 10a just detaches the first clamping block 30b；And all car doors
202 and floor door 204 in there are one being not turned off, then all car doors 202 and floor door 204 are not turned off, then first connects
Locking bar 10a is still set in the first through hole 31b on the first clamping block 30b, is occurred with the accident for preventing car 201 from surprisingly lifting.
And one the first stopper 20a of setting of selectivity prevents car door 202 and the unexpected opening and closing of floor door 204, and selection
Property one the first fixed block 50a of setting, to reinforce the first latch lever 10a installation and relational structure.Wherein, the institute of elevator 200
There is the concrete structure of used transmission mechanism between car door 202 and floor door 204 for those skilled in the art institute
It is known, therefore, details are not described herein.
In conjunction with attached drawing, elaborate to the operation principle of the security lock arrangement 100 of the present invention：
When car 201 is moved to enabling area (as shown in Figures 1 to 4), second clamping block 30a the second stoppers of pushing tow 20b
Shrink on borehole wall 203a, the second through-hole 31a to being located at the second latch lever 10b, meanwhile, the resistance of the first clamping block 30b pushing tows first
Block 20a is shunk on car 201, and first through hole 31b is to being located at the first latch lever 10a.Floor door 204 and car can be opened
Door 202, then the second latch lever 10b the second through-hole 31a and fourth hole 32b are sequentially placed through by the 6th through-hole 51b, meanwhile, the
One latch lever 10a is sequentially placed through first through hole 31b and fifth hole 51a by third through-hole 32a.So that car 201 is connected to
On borehole wall 203a, and it can not start and leave in enabling area.And only when floor door 204 and car door 202 completely close,
Second latch lever 10b detaches the second through-hole 31a, the first latch lever 10a and detaches first through hole 31b so that car 201 is detached from
In the connection of borehole wall 203a, just allows car 201 to start and leave in enabling area.
It is different from the position (as shown in Figure 5 and 7) in enabling area when car 201 is moved to, the first clamping block 30b is detached from pair
The pushing tow of first stopper 20a, then the first stopper 20a stretch out in car 201, the first stopper 20a stops the first latch lever
10a is moved so that the first latch lever 10a can not be moved towards close to the direction of fifth hole 51a.Meanwhile second clamping block 30a it is de-
From the pushing tow to the second stopper 20b, then the second stopper 20b stretches out in borehole wall 203a, and the second stopper 20b blockings second connect
Locking bar 10b movements so that the second latch lever 10b can not be moved towards close to the direction of fourth hole 32b.
It is different from the position in enabling area when car 201 is moved to, and needs to carry out (such as Fig. 6, Fig. 8, Figure 13 when emergency relief
And shown in Figure 14), then the first stopper 20a can be driven to overcome the first elasticity by operating the first emergency release switch 70a
The elastic acting force of part 40a is shunk on car 201, to avoid the sliding of the first latch lever 10a, to allow to open car door
202.And the second stopper 20b is driven to overcome the elasticity of the second elastic component 40b by operating the second emergency release switch 70b
Active force is shunk on borehole wall 203a, to avoid the sliding of the second latch lever 10b, to allow to open floor door 204, with convenient
It rescues people and carries out emergency relief.
Compared with prior art, in the first latch lever 10a and the first clamping block 30b of security lock arrangement 100 of the invention
One of be fixed on one of car door 202 and floor door 204, it is another in the first latch lever 10a and the first clamping block 30b
One is fixed on the car 201 equipped with the other of car door 202 and floor door 204 or borehole wall 203a, the first clamping block
It is offered on 30b and slides the first through hole 31b placed for the first latch lever 10a；Car 201 is moved to enabling area, then and first
Latch lever 10a is right against first through hole 31b, and when the car door 202 for being fixed with the first latch lever 10a or the first clamping block 30b
Or floor door 204, positioned at when being different from the position completely closed, the first latch lever 10a is placed through first through hole 31b, to stop sedan-chair
Compartment 201, which moves up and down, leaves enabling area, to be placed through the effect of the limiting structure of first through hole 31b in the first latch lever 10a
Under, car 201 can not be started and left in enabling area；Only when the car door for being fixed with the first latch lever 10a or the first clamping block 30b
202 or floor door 204 be located at completely close position when, the first latch lever 10a detaches first through hole 31b, and limiting structure takes
Disappear, enabling area is left to allow car 201 to move up and down.And then it is being fixed with the first latch lever 10a's or the first clamping block 30b
When car door 202 or floor door 204 do not completely close, it can be ensured that prevent car 201 from starting lifting and leave in enabling Qu Zhiyi
The generation of outer lifting accident, with prevent passenger-in-elevator person by it is unexpected sheared or it is unexpected make a misstep and fall in elevator, avoid to boarding
Personnel bring huge fear, and prevent the contingency of boarding casualties from occurring.The security lock arrangement 100 of the present invention also has
Have the advantages that simple in structure and cheap, and is less prone to failure, stability of the people to elevator 200 can be better met
And the requirement of reliability.
Above disclosed is only presently preferred embodiments of the present invention, cannot limit the right of the present invention with this certainly
Range, therefore equivalent changes made in accordance with the claims of the present invention still fall within the range that the present invention is covered.
Claims (12)
1. a kind of security lock arrangement (100), suitable for preventing elevator (200) from lifting extremely, the car of the elevator (200)
(201) it is slidably set in elevator, the car door (202) of the elevator (200) is set to the car in can be opened and closed sliding
(201) on entrance (201a), the opening being connected with external floor is offered on the borehole wall (203a) of the elevator
The floor door (204) of (203b), the elevator (200) are set in can be opened and closed sliding on the opening (203b), when the sedan-chair
Compartment (201) is moved to the enabling area to being located at the opening (203b), and entrance (201a) contraposition is communicated in the opening
(203b)；It is characterized in that, the security lock arrangement (100) includes the first latch lever (10a), the first stopper (20a) and the
One clamping block (30b), one of first latch lever (10a) and the first clamping block (30b) are fixed on the car door
(202) and on one of floor door (204), the other of first latch lever (10a) and the first clamping block (30b) are solid
Due to equipped with the other of the car door (202) and floor door (204) the car (201) or the borehole wall (203a) on,
It is offered on first clamping block (30b) and slides the first through hole (31b) placed for first latch lever (10a)；Institute
It states car (201) and is moved to the enabling area, then first latch lever (10a) is right against the first through hole (31b), and works as
The car door (202) or floor door (204) for being fixed with first latch lever (10a) or the first clamping block (30b) are located at
When being different from the position completely closed, first latch lever (10a) is placed through the first through hole (31b), described in blocking
Car (201), which moves up and down, leaves the enabling area；Only when being fixed with first latch lever (10a) or the first clamping block
When the car door (202) or floor door (204) of (30b) are located at the position completely closed, first latch lever (10a) is de-
The first through hole (31b) is separated out, the enabling area is left to allow the car (201) to move up and down；First blocking
Block (20a) is in telescopically to be set on the car (201) with first latch lever (10a) or the borehole wall (203a), when
The car (201) is moved to the position for being different from the enabling area, and first stopper (20a) stretches out in the car
(201) or the borehole wall (203a), then first stopper (20a) stops the first latch lever (10a) sliding, to stop fixation
The car door (202) or floor door (204) for having first latch lever (10a) are opened；When the car (201) is moved to
The enabling area, the first stopper (20a) described in the first clamping block (30b) pushing tow are shunk in the car (201) or well
On wall (203a), then first stopper (20a) avoids the first latch lever (10a) sliding, is fixed with allowing to open
The car door (202) or floor door (204) of first latch lever (10a).
2. security lock arrangement (100) as described in claim 1, which is characterized in that first latch lever (10a) is along the building
The glide direction of layer door (204) is fixed on the floor door (204), and first clamping block (30b) is fixed on the car
(201) on.
3. security lock arrangement (100) as described in claim 1, which is characterized in that first latch lever (10a) is along the sedan-chair
The glide direction of compartment door (202) is fixed on the car door (202), and first clamping block (30b) is fixed on the borehole wall
On (203a).
4. security lock arrangement (100) as claimed in claim 3, which is characterized in that first stopper (20a) is along vertical institute
The glide direction for stating car door (202) is in telescopically to be set on the car (201).
5. security lock arrangement (100) as claimed in claim 4, which is characterized in that further include the second latch lever (10b) and second
Clamping block (30a), second latch lever (10b) are fixed on the floor door along the glide direction of the floor door (204)
(204) on, second clamping block (30a) is fixed on the car (201), is offered on second clamping block (30a)
The second through-hole (31a) placed is slided for second latch lever (10b)；The car (201) is moved to the enabling area,
Then second latch lever (10b) is right against second through-hole (31a), and has been different from when the floor door (204) is located at
When the position of contract fully, second latch lever (10b) is placed through second through-hole (31a), to stop the car (201)
It moves up and down and leaves the enabling area；Only when the floor door (204) is located at the position completely closed, second latch lever
(10b) detaches second through-hole (31a).
6. security lock arrangement (100) as claimed in claim 5, which is characterized in that further include the second stopper (20b), it is described
Second stopper (20b) is in telescopically to be set on the borehole wall (203a) along the glide direction of the vertical floor door (204),
It is different from the position in the enabling area when the car (201) is moved to, second stopper (20b) stretches out in the borehole wall
(203a), then the second stopper (20b) blocking the second latch lever (10b) sliding, to stop the floor door (204)
It opens；When the car (201) is moved to the enabling area, the second stopper described in the second clamping block (30a) pushing tow
(20b) is shunk on the borehole wall (203a), then second stopper (20b) avoids the second latch lever (10b) sliding,
To allow to open the floor door (204).
7. security lock arrangement (100) as claimed in claim 5, which is characterized in that second clamping block (30a) offers pair
Positioned at the third through-hole (32a) of first latch lever (10a), first latch lever (10a) is slidably placed through described
Three through-holes (32a)；First clamping block (30b) offers the fourth hole to being located at second latch lever (10b)
(32b), second latch lever (10b) are slidably placed through the fourth hole (32b).
8. security lock arrangement (100) as claimed in claim 6, which is characterized in that second clamping block (30a) is far from described
One end of car (201) is formed with the first globoidal structure (33a), and second stopper (20b) is far from the borehole wall (203a)
One end be formed with the second globoidal structure (21b), first globoidal structure (33a) is located at same with the second globoidal structure (21b)
On one vertical direction；When the car (201) is moved up or down to the enabling area, first globoidal structure (33a)
Sliding contacts at second globoidal structure (21b).
9. security lock arrangement (100) as claimed in claim 6, which is characterized in that first clamping block (30b) is far from described
One end of the borehole wall (203a) is formed with third globoidal structure (33b), and first stopper (20a) is far from the car (201)
One end be formed with the 4th globoidal structure (21a), the third globoidal structure (33b) is located at same with the 4th globoidal structure (21a)
On one vertical direction；When the car (201) is moved up or down to the enabling area, the third globoidal structure (33b)
Sliding contacts at the 4th globoidal structure (21a).
10. security lock arrangement (100) as claimed in claim 6, which is characterized in that further include the first elastic component (40a) and
Two elastic components (40b), first elastic component (40a) are connected between first stopper (20a) and car (201), and
First elastic component (40a) is permanent to have the trend for driving first stopper (20a) to stretch out in the car (201)；Institute
It states the second elastic component (40b) to be connected between second stopper (20b) and the borehole wall (203a), and second elastic component
(40b) is permanent to have the trend for driving second stopper (20b) to stretch out in the borehole wall (203a).
11. security lock arrangement (100) as claimed in claim 5, which is characterized in that further include the first fixed block (50a) and
Two fixed blocks (50b), first fixed block (50a) is fixed on the car (201), and first fixed block (50a)
On offer fifth hole (51a) to being located at first latch lever (10a), first latch lever (10a) is slidably worn
It is placed in the fifth hole (51a)；Second fixed block (50b) is fixed on the borehole wall (203a), and described second is solid
Determine to offer the 6th through-hole (51b) to being located at second latch lever (10b), second latch lever (10b) on block (50b)
Slidably it is placed through the 6th through-hole (51b).
12. security lock arrangement (100) as claimed in claim 6, which is characterized in that further include the first draught line (60a), second
Draught line (60b), the first emergency release switch (70a) and the second emergency release switch (70b), the first emergency release switch
(70a) is set in the car (201), and first draught line (60a) is connected to first stopper (20a) and first tightly
Between anxious solution lock-switch (70a), operates the first emergency release switch (70a) and first draught line (60a) is driven to drive
First stopper (20a) is shunk on the car (201)；The second emergency release switch (70b) is set to the well
Side of the wall (203a) far from the elevator, second draught line (60b) are connected to second stopper (20b) and the
Between two emergency releases switch (70b), operates the second emergency release switch (70b) and drive second draught line (60b)
Second stopper (20b) is driven to shrink on the borehole wall (203a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510308668.7A CN104944241B (en) | 2015-06-05 | 2015-06-05 | Security lock arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510308668.7A CN104944241B (en) | 2015-06-05 | 2015-06-05 | Security lock arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104944241A CN104944241A (en) | 2015-09-30 |
| CN104944241B true CN104944241B (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510308668.7A Active CN104944241B (en) | 2015-06-05 | 2015-06-05 | Security lock arrangement |
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| Country | Link |
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| CN (1) | CN104944241B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692409A (en) * | 2016-04-25 | 2016-06-22 | 凯斯博电梯有限公司 | Elevator capable of automatically locking car during opening of car |
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| JP4907355B2 (en) * | 2006-02-03 | 2012-03-28 | 三菱電機株式会社 | Elevator door equipment |
| CN103402905A (en) * | 2011-03-03 | 2013-11-20 | 通力股份公司 | Unlocking control for a lift floor door |
| CN203740833U (en) * | 2012-12-17 | 2014-07-30 | 东芝电梯株式会社 | Locking device with elevator taking position door |
| CN104003271A (en) * | 2014-06-10 | 2014-08-27 | 昆山亿顺自动化科技有限公司 | Locking mechanism for construction elevator landing door |
| CN104370196A (en) * | 2014-11-18 | 2015-02-25 | 江苏亚邦染料股份有限公司 | Interlocking floor stopping protective structure of lift and protective door |
| CN204751758U (en) * | 2015-06-05 | 2015-11-11 | 袁建华 | A security lock arrangement |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2003275120A1 (en) * | 2003-09-18 | 2005-04-27 | Otis Elevator Company | Elevator assembly with extendable sill |
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2015
- 2015-06-05 CN CN201510308668.7A patent/CN104944241B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4907355B2 (en) * | 2006-02-03 | 2012-03-28 | 三菱電機株式会社 | Elevator door equipment |
| CN103402905A (en) * | 2011-03-03 | 2013-11-20 | 通力股份公司 | Unlocking control for a lift floor door |
| CN203740833U (en) * | 2012-12-17 | 2014-07-30 | 东芝电梯株式会社 | Locking device with elevator taking position door |
| CN104003271A (en) * | 2014-06-10 | 2014-08-27 | 昆山亿顺自动化科技有限公司 | Locking mechanism for construction elevator landing door |
| CN104370196A (en) * | 2014-11-18 | 2015-02-25 | 江苏亚邦染料股份有限公司 | Interlocking floor stopping protective structure of lift and protective door |
| CN204751758U (en) * | 2015-06-05 | 2015-11-11 | 袁建华 | A security lock arrangement |
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| CN104944241A (en) | 2015-09-30 |
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