CN110054047A - Elevator only stop device - Google Patents
Elevator only stop device Download PDFInfo
- Publication number
- CN110054047A CN110054047A CN201910311950.9A CN201910311950A CN110054047A CN 110054047 A CN110054047 A CN 110054047A CN 201910311950 A CN201910311950 A CN 201910311950A CN 110054047 A CN110054047 A CN 110054047A
- Authority
- CN
- China
- Prior art keywords
- latch fitting
- switch
- pedestal
- trip rod
- elevator
- 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.)
- Withdrawn
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000009434 installation Methods 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- -1 cable Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
- B66B5/0056—Safety of maintenance personnel by preventing crushing
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses a kind of elevator only stop devices, including pedestal, the trip rod that opposite pedestal pivots, locking piece and first switch and the second switch, trip rod has the opposite sleeping first position lain of pedestal and the opposite upright second position of pedestal, pedestal is equipped with first and matches latch fitting with latch fitting and second, locking piece is set on trip rod, locking piece is selectively locked with latch fitting or second with latch fitting with first during first position and second position switching with trip rod, first switch and second switch are set on pedestal, locking piece touches first switch when latch fitting is matched in locking first, locking piece touches second switch when latch fitting is matched in locking second.When being completely in first position and the second position due to trip rod of the invention, operating normally circuit or maintenance circuit can just be switched on, and during trip rod is in and is switching, two circuits are disconnected, therefore elevator of the invention can accurately break circuit with only stop device, and highly-safe.
Description
Technical field
The present invention relates to elevator reparing field more particularly to a kind of elevator only stop devices.
Background technique
With the development of science and technology with humane progress, elevator has been popularized in the yard of people residential location in one's power.Elevator
Need regular check to repair, with ensure elevator using safe.
In order to can guarantee safety of the maintenance personal in pit overhaul, it is empty that elevator shaft pit must have enough safety
Between.1100mm is at least needed by the depth that normal condition will meet this space pit.Many aging blocks are when installing elevator additional at present
It encounters and is unable to satisfy the case where this is required.Because most of underground utilities (such as coal gas, cable, water pipe) are embedded in underground 700
The place of~900mm depth.Break if pit is dug down pipeline to be dug.And mobile pipeline project amount is very big, and expense is also very
Height, most of user, which holds, to dare not accept.
To solve the problems, such as to guarantee the safe space of pit, Chinese patent CN on the basis of not digging deep pit
205023651 U disclose a kind of shallow pit vertical lift and its only stop device comprising bottom plate, support rod, fixture, reset are opened
It closes and bumper post, support rod opposed bottom pivots and switch between the first position of setting and the second position to lie low, when need
When overhauling, clamp is erect and used to support rod, to prop space for maintenance by the support rod erect.But it is also disclosed
Reset switch for detecting state needs to touch by the touch part of support rod, and support rod does not also have completely erected or also endless
In the state of lying low entirely, touch part and reset switch are touched, so that circuit can not start in correct time point, so increase
Risk is added.In addition to this, the defects of above-mentioned apparatus also has space utilization rate low, and structure is lengthy and jumbled.
Therefore, be badly in need of wanting a kind of structure is simple, operates conveniently and can accurately break circuit elevator with stop stop device come
Overcome drawbacks described above.
Summary of the invention
The elevator that the purpose of the present invention is to provide a kind of structures is simple, operates conveniently and can accurately break circuit is with stopping
Stop device.
To achieve the above object, elevator of the invention only stop device includes the shock of pedestal, the relatively described pedestal pivot
Bar, locking piece and the first switch for connecting elevator normal operation circuit are opened with second for connecting overhauling elevator circuit
It closes, the trip rod second position upright with the sleeping first position lain of the relatively described pedestal and the relatively described pedestal is described
Pedestal is equipped with and the first position corresponding first matches latch fitting and corresponding with the second position second and matches latch fitting, described
Locking piece is set on the trip rod, the process that the locking piece switches with the trip rod in first position and the second position
In selectively with first with latch fitting or second with latch fitting lock, the first switch and the second switch are set to the bottom
On seat, the locking piece touches the first switch when locking described first with latch fitting, and the locking piece is matched in locking second
The second switch is touched when latch fitting.
Preferably, the first switch and the second switch are respectively arranged on the opposite two sidewalls of the pedestal, it is described
The contact of first switch and the second switch is respectively facing described first with latch fitting and second with latch fitting.
Preferably, the pedestal is equipped with installation sheet, the installation sheet is installed on the first switch and second switch institute
Two sidewalls between side wall on, described first with latch fitting and described second with latch fitting be set to the installation sheet on.
Preferably, the contact of the first switch matches latch fitting face, the contact of the second switch and institute with described first
Second is stated with latch fitting face.
Preferably, the contact of the first switch, which is close to described first, matches latch fitting, the contact of the second switch is close to institute
Second is stated with latch fitting.
Preferably, described first is cavernous structure with latch fitting with latch fitting and second, the locking piece is in the trip rod position
It is aligned and sealed with first with latch fitting when first position, the locking piece is when the trip rod is located at the second position and second
It is aligned with latch fitting and sealed.
Preferably, further including a U-shaped part, the trip rod is fixedly connected with the U-shaped part, and the U-shaped part passes through a pivot
Axis and the pedestal are pivotally connected.
Preferably, crossing a receiving between the pedestal when the relatively described pedestal of U-shaped part is switched to upright state
Space.
Preferably, further including buffer, the buffer is set to the top of the pedestal and/or the top of the trip rod
Portion.
Preferably, the locking piece is night bolt, the night bolt perseverance has locking described first with latch fitting or the
Two match the trend of latch fitting.
Compared with prior art, elevator of the invention is with only stop device since trip rod has sleeping first to lie of pedestal relatively
Position and the opposite upright second position of pedestal, pedestal are equipped with corresponding with first position first and match latch fitting and and the second position
Corresponding second matches latch fitting, thus locking piece with trip rod during first position and the second position switch selectively with
First locks with latch fitting or second with latch fitting；First switch is touched when latch fitting is matched in locking piece locking first, i.e. trip rod is complete
When in first position, the normal operation circuit of elevator is switched on, and elevator can be operated normally to Stall leveling at this time；Work as locking
Part locking second touches second switch when matching latch fitting, i.e., when trip rod is completely in the second position, the maintenance circuit of elevator is connect
Logical, elevator can be with inspection travel.When being completely in first position and the second position due to trip rod of the invention, operate normally back
Road or maintenance circuit can be just switched on, and during trip rod is in and is switching, two circuits are disconnected, therefore of the invention
Elevator can accurately break circuit with only stop device, and highly-safe；Energy while being locked in first position or the second position
It is enough to connect circuit immediately, therefore achieve the effect that closing speed is fast on the basis of safety；Meanwhile elevator of the invention only stop device
Also have the advantages that structure is simple, operate conveniently.
Detailed description of the invention
Fig. 1 is the schematic diagram that elevator of the invention is in dead status with stop device is stopped.
Fig. 2 is the schematic diagram that elevator of the invention is in use state with stop device is stopped.
Fig. 3 is the elevator of the invention schematic perspective view for stopping stop device.
Fig. 4 is the positive structure diagram that elevator of the invention is in first position in trip rod with stop device is stopped.
Fig. 5 is the positive structure diagram that elevator of the invention is in the second position in trip rod with stop device is stopped.
Fig. 6 is the partial cutaway plan structure signal that elevator of the invention is in first position with only stop device in trip rod
Figure.
Specific embodiment
For the technology contents that the present invention will be described in detail, construction feature, below in conjunction with embodiment and cooperate attached drawing make into
One step explanation.
Fig. 1 to Fig. 2 is please referred to, elevator of the invention is suitable for the shallow occasion of elevator shaft pit with stop device 100 is stopped, when
Elevator of the invention is put down with when only stop device 100 is in dead status as shown in Figure 1, elevator 200 can operate normally Stall
Layer；When elevator use of the invention, which stops stop device 100, is in use state, as shown in Fig. 2, the normal operation circuit of elevator 200
It is cut off, overhauls circuit start, by upright trip rod 2 (will hereafter refer to) support elevator 200 to prop for repairing people
The safe space that employee makees.
Please refer to Fig. 3 to Fig. 6, the shock that elevator of the invention is pivoted with stop device 100 is stopped including pedestal 1, opposite pedestal 1
Bar 2, locking piece 3 and the first switch 4 in circuit and for connecting overhauling elevator circuit are operated normally for connecting elevator 200
Two switches 5.Trip rod 2 has the opposite sleeping first position (as shown in Figure 4) lain of pedestal 1 and the opposite upright second of pedestal 1
Set (as shown in Figure 5).Pedestal 1 is equipped with and first position corresponding first is matched with latch fitting 6 and corresponding with the second position second
Latch fitting 7, locking piece 3 are set on trip rod 2, during locking piece 3 switches with trip rod 2 in first position and the second position
Selectively locked with latch fitting 6 or second with latch fitting 7 with first.I other words when locking piece 3 and first with latch fitting 6 lock when, hit
Hit bar 2 and be located at first position, when locking piece 3 and second with latch fitting 7 lock when, trip rod 2 is located at the second position.First switch 4
And second switch 5 is set on pedestal 1, locking piece 3 touches first switch 4 when latch fitting 6 is matched in locking first, at this point, trip rod 2
It is completely in first position, the normal operation circuit of elevator 200 is switched on, and elevator can be operated normally to Stall leveling, to protect
The normal use safety of elevator 200 is demonstrate,proved.Locking piece 3 touches second switch 5 when latch fitting 7 is matched in locking second, at this point, trip rod
2 are completely in the second position, and the working space of maintenance worker has been propped by trip rod 2, meanwhile, the maintenance circuit quilt of elevator 200
It connects, to ensure that the work safety of service worker.For example, first switch 4 and second switch 5 are touch-switch, but
It is not limited.It will be appreciated that the structure and working principle of first switch 4 and second switch 5 is those skilled in the art institute
Known, therefore, not repeat them here.More specifically, as follows:
Fig. 3 to Fig. 6 is please referred to, elevator of the invention further includes a U-shaped part 8, trip rod 2 and U-shaped part with only stop device 100
8 are fixedly connected, and U-shaped part 8 is pivotally connected by a pivot 9 with pedestal 1.Specifically, trip rod 2 is installed on 81 phase of opening with U-shaped part 8
Pair one end on, the opening 81 of U-shaped part 8 is arranged downward when trip rod 2 is in the second position.More specifically, pivot 9 passes through simultaneously
Wear the opposite two sidewalls of U-shaped part 8 and pedestal 1.Preferably be, when the opposite pedestal 1 of U-shaped part 8 is switched to upright state with pedestal 1 it
Between cross an accommodating space 10.It is preferably that elevator of the invention further includes buffer 11, buffer 11 with only stop device 100
Set on the top of pedestal 1, when trip rod 2 is located at the second position, the bottom of trip rod 2 is in contact with buffer 11.Specifically,
Buffer 11 is located in accommodating space 10, to be that buffer 11 provides mounting condition by accommodating space 10.By the buffering
Device 11, when trip rod 2 is located at the second position, trip rod 2 props elevator 200, effectively slows down the lower end of trip rod 2 to pedestal
1 pressure improves the service life of pedestal 1 to avoid the damaged risk of pedestal 1, to increase elevator of the invention
With the durability of only stop device 100.Certainly, according to the needs of actual conditions, buffer 11 can also be set to trip rod 2 and elevator
On one end of 200 contacts, to slow down elevator 200 to the pressure of trip rod 2；Certainly, buffer 11 can also be set to trip rod 2 simultaneously
The top of one end and pedestal 1 for being contacted with elevator 200, therefore be not limited.
Fig. 3 to Fig. 6 is please referred to, first switch 4 and second switch 5 are respectively arranged on the opposite two sidewalls of pedestal 1, and first opens
The contact of pass 4 and second switch 5 is respectively facing first with latch fitting 6 and second with latch fitting 7.Pedestal 1 is equipped with installation sheet 12, installation
Piece 12 is installed on the side wall between the two sidewalls at 5 place of first switch 4 and second switch, and first matches lock with latch fitting 6 and second
Part 7 is set on installation sheet 12.Installation sheet 12 is borrowed so that the contact of first switch 4 and second switch 5 matches latch fitting 6 towards first
And second match latch fitting 7 so that we elevator with stop 100 space of stop device in it is rationally distributed.It is preferably first switch
4 contact and first matches 6 face of latch fitting, and the contact of second switch 5 matches 7 face of latch fitting with second, to facilitate when locking piece 3 and the
One with latch fitting 6 or second with latch fitting 7 lock when, locking piece 3 can touch to fast accurate first switch 4 or second switch 5.Together
When, the contact of first switch 4 is close to first and matches latch fitting 6, and the contact of second switch 5 is close to second and matches latch fitting 7, thus more convenient
Locking piece 3 and first with latch fitting 6 or second with latch fitting 7 lock when, locking piece 3 can rapidly touch first switch 4 or the second
Switch 5, to accelerate the closing speed for operating normally circuit or overhauling circuit.
Fig. 3 to Fig. 6 is please referred to, first matches latch fitting 7 with latch fitting 6 and second for cavernous structure, and locking piece 3 is night bolt,
Locking piece 3 is aligned and sealed with first with latch fitting 6 when trip rod 2 is located at first position, and locking piece 3 is located at the in trip rod 2
It is aligned and sealed with second with latch fitting 7 when two positions.It is preferably that there is night bolt perseverance locking first to match latch fitting 6 or the second
Trend with latch fitting 7.It is worth noting that, night bolt is well known to those skilled in the art comprising spring and axis body, therefore
It does not repeat herein.When needing locking piece 3 and first is sealed with latch fitting 7 with latch fitting 6 or second, axis body is pulled, axis body is generated
Then the power for resisting spring makes axis body alignment first with latch fitting 6 and second with axis body is unclamped after latch fitting 7, axis body is acted in spring
It is lower sealed with latch fitting 7 with latch fitting 6 or second with first.
In conjunction with attached drawing, elevator of the invention is illustrated with the working principle of only stop device 100: when 200 needs of elevator
When maintenance, i.e., when elevator switches to state shown in Fig. 2 from state shown in Fig. 1, locking piece 3 is pulled, makes locking piece 3 and first with lock
While 6 release the lock of part, locking piece 3 releases the touching with first switch 4, cuts off the normal operation circuit of elevator 200, then makes to hit
It hits 2 around the pivot 9 of bar and is switched to the second position, pull locking piece 3, be aligned locking piece 3 with latch fitting 7 with second and then unclamp locking
Part 3 keeps locking piece 3 sealed with latch fitting 7 with second, and trip rod 2 at this time has propped the working space of staff, meanwhile, lock
Determine part 3 and second switch 5 is touched, is switched on the maintenance circuit of elevator 200.Conversely, after maintenance, elevator is from Fig. 2 institute
When showing that state switches to state shown in Fig. 1, pull locking piece 3, make locking piece 3 with second match 7 release the lock of latch fitting while, locking piece
3 release the touching with second switch 5, cut off the maintenance circuit of elevator 200,2 around the pivot 9 of trip rod is then made to be switched to first
It sets, pulls locking piece 3, be aligned locking piece 3 with latch fitting 6 with first and then unclamp locking piece 3, make locking piece 3 and first with lock
Part 6 is sealed, meanwhile, the normal operation circuit of elevator 200 is switched on.
Compared with prior art, elevator of the invention is with only stop device 100 since trip rod 2 has pedestal 1 is sleeping relatively to lie
First position and the opposite upright second position of pedestal 1, pedestal 1 be equipped with corresponding with first position first with latch fitting 6 and
Corresponding with the second position second matches latch fitting 7, therefore locking piece 3 is as trip rod 2 is in the mistake of first position and second position switching
It is selectively locked with latch fitting 6 or second with latch fitting 7 with first in journey；First is touched when latch fitting 6 is matched in the locking of locking piece 3 first
Switch 4, i.e., when trip rod 2 is completely in first position, the normal operation circuit of elevator 200 is switched on, and elevator 200 can be at this time
It operates normally to Stall leveling；Second switch 5 is touched when latch fitting 7 is matched in the locking of locking piece 3 second, i.e. trip rod 2 is completely in
When the second position, the maintenance circuit of elevator 200 is switched on, and elevator 200 can be with inspection travel.Since trip rod 2 of the invention is complete
When being in first position and the second position entirely, operating normally circuit or maintenance circuit can be just switched on, when trip rod 2 is in
During switching, two circuits are disconnected, therefore elevator of the invention can accurately break circuit with only stop device 100, and pacify
Quan Xinggao；Circuit can be connected immediately while being locked in first position or the second position, therefore reach on the basis of safety and connect
Lead to fireballing effect；Meanwhile elevator of the invention with only stop device 100 also have the advantages that structure simply, operate conveniently.
The above disclosure is only a preferred example of the present invention, and the scope of the invention cannot be limited thereby,
Therefore equivalent changes made in accordance with the claims of the present invention belong to the range that the present invention is covered.
Claims (10)
1. a kind of elevator is with stop device is stopped, including pedestal, the trip rod that the relatively described pedestal pivots, locking piece and for connecting electricity
The first switch in ladder normal operation circuit has opposite institute with the second switch for connecting overhauling elevator circuit, the trip rod
State the sleeping first position lain of pedestal and the upright second position of the relatively described pedestal, it is characterised in that: the pedestal be equipped with
Latch fitting is matched with latch fitting and corresponding with the second position second in the first position corresponding first, and the locking piece is set to institute
State on trip rod, the locking piece with the trip rod during first position and the second position switch selectively with
First locks with latch fitting or second with latch fitting, and the first switch and the second switch are set on the pedestal, the lock
Determine part and touch the first switch when locking described first with latch fitting, the locking piece touches institute when latch fitting is matched in locking second
State second switch.
2. elevator according to claim 1 only stop device, which is characterized in that the first switch and the second switch
It is respectively arranged on the opposite two sidewalls of the pedestal, the contact of the first switch and the second switch is respectively facing described
One matches latch fitting with latch fitting and second.
3. elevator according to claim 2 only stop device, which is characterized in that the pedestal is equipped with installation sheet, described
Installation sheet is installed on the side wall between the two sidewalls where the first switch and second switch, and described first matches latch fitting and institute
Second is stated to be set on the installation sheet with latch fitting.
4. elevator according to claim 3 is with stopping stop device, which is characterized in that the contact of the first switch and described the
One matches latch fitting face, and the contact of the second switch matches latch fitting face with described second.
5. elevator according to claim 4 only stop device, which is characterized in that described in the contact of the first switch is close to
First matches latch fitting, and the contact of the second switch is close to described second and matches latch fitting.
6. elevator according to claim 1 only stop device, which is characterized in that described first matches latch fitting with latch fitting and second
For cavernous structure, the locking piece is aligned with first with latch fitting when the trip rod is located at first position and sealed, the lock
Determine part to be aligned and sealed with second with latch fitting when the trip rod is located at the second position.
7. elevator according to claim 1 is with stopping stop device, which is characterized in that further include a U-shaped part, the trip rod with
The U-shaped part is fixedly connected, and the U-shaped part is pivotally connected by a pivot and the pedestal.
8. elevator according to claim 7 only stop device, which is characterized in that the relatively described pedestal of the U-shaped part pivots
An accommodating space is crossed between the pedestal when to upright state.
9. elevator according to claim 1 only stop device, which is characterized in that further include buffer, the buffer is set
In the top of the pedestal and/or the top of the trip rod.
10. elevator according to claim 1 only stop device, which is characterized in that the locking piece is night bolt, described
The trend that there is night bolt perseverance locking described first to match latch fitting with latch fitting or second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910311950.9A CN110054047A (en) | 2019-04-16 | 2019-04-16 | Elevator only stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910311950.9A CN110054047A (en) | 2019-04-16 | 2019-04-16 | Elevator only stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110054047A true CN110054047A (en) | 2019-07-26 |
Family
ID=67319452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910311950.9A Withdrawn CN110054047A (en) | 2019-04-16 | 2019-04-16 | Elevator only stop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110054047A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210331895A1 (en) * | 2020-04-28 | 2021-10-28 | Otis Elevator Company | Elevator buffering device and elevator system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2824452A1 (en) * | 1978-06-03 | 1979-12-06 | Orenstein & Koppel Ag | SAFETY DEVICE FOR PERSONAL CONVEYOR SYSTEMS |
| CN101481062A (en) * | 2009-02-04 | 2009-07-15 | 上海永大电梯设备有限公司 | Lower mechanical preventing device of elevator |
| CN102003136A (en) * | 2010-10-28 | 2011-04-06 | 王万兴 | Locking structure for telescopic ladder |
| CN202390048U (en) * | 2011-12-28 | 2012-08-22 | 江南嘉捷电梯股份有限公司 | Lift overhaul safety device |
| CN105984779A (en) * | 2016-06-30 | 2016-10-05 | 港日电梯有限公司 | Mechanical stopping device applied to home elevator |
| CN107640674A (en) * | 2017-11-09 | 2018-01-30 | 西继迅达（许昌）电梯有限公司 | A kind of elevator mechanical stopping device and its reset assembly |
| CN208054664U (en) * | 2018-04-19 | 2018-11-06 | 杭州斯沃德电梯有限公司 | A kind of machine-roomless lift car fixed mechanism |
| CN109835792A (en) * | 2019-04-03 | 2019-06-04 | 浙江梅轮电梯股份有限公司 | A kind of mobile arresting stop of elevator |
| CN209974027U (en) * | 2019-04-16 | 2020-01-21 | 快意电梯股份有限公司 | Stop device for elevator |
-
2019
- 2019-04-16 CN CN201910311950.9A patent/CN110054047A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2824452A1 (en) * | 1978-06-03 | 1979-12-06 | Orenstein & Koppel Ag | SAFETY DEVICE FOR PERSONAL CONVEYOR SYSTEMS |
| CN101481062A (en) * | 2009-02-04 | 2009-07-15 | 上海永大电梯设备有限公司 | Lower mechanical preventing device of elevator |
| CN102003136A (en) * | 2010-10-28 | 2011-04-06 | 王万兴 | Locking structure for telescopic ladder |
| CN202390048U (en) * | 2011-12-28 | 2012-08-22 | 江南嘉捷电梯股份有限公司 | Lift overhaul safety device |
| CN105984779A (en) * | 2016-06-30 | 2016-10-05 | 港日电梯有限公司 | Mechanical stopping device applied to home elevator |
| CN107640674A (en) * | 2017-11-09 | 2018-01-30 | 西继迅达（许昌）电梯有限公司 | A kind of elevator mechanical stopping device and its reset assembly |
| CN208054664U (en) * | 2018-04-19 | 2018-11-06 | 杭州斯沃德电梯有限公司 | A kind of machine-roomless lift car fixed mechanism |
| CN109835792A (en) * | 2019-04-03 | 2019-06-04 | 浙江梅轮电梯股份有限公司 | A kind of mobile arresting stop of elevator |
| CN209974027U (en) * | 2019-04-16 | 2020-01-21 | 快意电梯股份有限公司 | Stop device for elevator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210331895A1 (en) * | 2020-04-28 | 2021-10-28 | Otis Elevator Company | Elevator buffering device and elevator system |
| US11685632B2 (en) * | 2020-04-28 | 2023-06-27 | Otis Elevator Company | Elevator buffering device and elevator system |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190726 |