CN207581106U - A kind of used during elevator falling protective device - Google Patents
A kind of used during elevator falling protective device Download PDFInfo
- Publication number
- CN207581106U CN207581106U CN201721768528.9U CN201721768528U CN207581106U CN 207581106 U CN207581106 U CN 207581106U CN 201721768528 U CN201721768528 U CN 201721768528U CN 207581106 U CN207581106 U CN 207581106U
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- CN
- China
- Prior art keywords
- car
- locking device
- adjusting rod
- skid piece
- guide shoe
- 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.)
- Expired - Fee Related
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a kind of used during elevator falling protective devices; include car, car frame and the slideway on hoistway; the car is arranged in car frame; buffer is provided between the cage bottom and car frame; one end of the buffer is fixedly connected with the car frame; its other end is fixedly connected with the car frame, and the car side wall is provided with the lower guide shoe of several stable car liftings and upper guide shoe；The utility model provides a kind of used during elevator falling protective device, simple in structure, convenient and practical anti-skid piece by locking device with the friction reduction lift slide speed of interorbital；By anti-skid piece on slideway card slot coordinate it is stuck, so as to reach prevent guide shoe decline the problem of.
Description
Technical field
The utility model belongs to elevator protection device field, and in particular to a kind of used during elevator falling protective device.
Background technology
Elevator refers to serve several specific floors in building, and car operates at least two row perpendicular to horizontal plane
Or the permanent transporting equipment moved with rigid track of the plumb line inclination angle less than 15 °.Its operation principle is：Hoist ropes both ends point
It does not in succession car and counterweight, and is wrapped on traction sheave and directive wheel, hoisting motor after retarder speed change by driving traction
Wheel rotation by the tractive force that hoist ropes and traction sheave friction generate, realizes the elevating movement of car and counterweight, reaches the mesh of transport
's.
In recent years, with the continuous generation of elevator accident so that people increasingly pay close attention to the safety device of elevator.
Especially high rise elevator, when car is run to higher floor, if the steel cable of traction car is broken, car drop event
In protective device be usually safety tongs, but have car guide rail fracture or safety tongs failure happens, then sedan-chair
Compartment will accelerate to fall to pit always, also can be in car even if pit is provided with buffer as last safeguard measure
Personnel and article cause serious damage, it is therefore desirable to which protective device when falling to high rise elevator is improved.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of used during elevator falling protective devices, solve elevator and thing occur
Therefore the problem of drastically declining；Its is simple in structure, convenient and practical, is reduced by the friction of anti-skid piece in locking device and interorbital
Lift slide speed；By anti-skid piece on slideway card slot coordinate it is stuck, so as to reach prevent guide shoe decline the problem of.
A kind of used during elevator falling protective device, includes car, car frame and the slideway on hoistway, and the car is set
It puts in car frame, buffer, one end of the buffer and the car is provided between the cage bottom and car frame
Frame is fixedly connected, and the other end is fixedly connected with the car frame, and the car side wall is provided with several stable car liters
The lower guide shoe and upper guide shoe of drop；
The secondary locking device for preventing guide shoe from declining, the power end of the pair locking device are provided with below the upper guide shoe
Coordinate with upper guide shoe, the other end is hinged on car；The master for preventing lower guide shoe from declining is provided with below the lower guide shoe to lock
Device, the adjustable side of the main locking device are matched with the buffer, the motion end of the main locking device and lower guide shoe
It matches；It is provided on the slideway and secondary locking device and the matched card slot of main locking device；The pair locking device
Power end connects the power end of main locking device by connecting rod.
Preferably, the lower guide shoe and upper guide shoe include fixed block and the pulley coordinated with slideway, and the pulley leads to
Fixed block is crossed to be fixed on car.
Preferably, the main locking device includes second anti-skid piece, the second adjusting rod and compression bar；
The compression bar is fixed on the cylinder side wall of the buffer, and the oil cylinder is fixed on car frame bottom；
The adjustable side of second adjusting rod is stretched between compression bar and car frame, and is coordinated with compression bar, and described second is adjusted
It is hinged on fixed block in the middle part of bar, the power end of second adjusting rod is connect with described second anti-skid piece, and described second is anti-skid
Block and the pluggable cooperation of the card slot.
Preferably, the secondary locking device includes first anti-skid piece and the first adjusting rod；
The first adjusting rod power end is connect with first anti-skid piece, and the other end is hinged on fixed block, and described first
Anti-skid piece and the pluggable cooperation of the card slot；The first adjusting rod power end connects the power of the second adjusting rod by connecting rod
End.
Preferably, the main locking device and the secondary locking device include sliding rail；
Described second anti-skid piece connects second adjusting rod by the sliding rail；Described first anti-skid piece passes through the cunning
Rail connects first adjusting rod.
Preferably, the main locking device and secondary locking device include spring；
The spring one end is connected on described second anti-skid piece, and the other end is connected to second adjusting rod；It is described
Spring one end is connected on described first anti-skid piece, and the other end is connected to first adjusting rod.
Preferably, described first anti-skid piece and it is second anti-skid piece described on be both provided with the extruding arc coordinated with the pulley
It face and mentions, it is described to mention the one side for being positioned close to the slideway, and positioned at close to described one end for squeezing cambered surface.
Preferably, hydraulic pressure inductor and controller have been further included, the hydraulic pressure inductor is arranged in the oil cylinder of buffer,
The hydraulic pressure inductor is electrically connected controller.
Preferably, buzzer is provided in the car, the buzzer is electrically connected controller.
Advantageous effect：
(1) the utility model provides a kind of used during elevator falling protective device, simple in structure, convenient and practical to pass through locking device
In anti-skid piece and interorbital friction reduce lift slide speed；By anti-skid piece on slideway card slot coordinate it is stuck, from
And reach the problem of guide shoe is prevented to decline.
(2) a kind of used during elevator falling protective device provided by the utility model, by anti-skid piece of hydraulic press extension and contraction control to cunning
Wheel is locked, and without Electric control, while reducing use cost, its sensitivity in the event of a power failure is not in drop
It is low.
(3) a kind of used during elevator falling protective device provided by the utility model controls elevator manned super by hydrostatic sensor
Weight, while whether controllable elevator hydraulic system is in normal operating conditions, it is effective to monitor elevator use state, and same time control
Make whether locking device is in working condition.
(4) a kind of used during elevator falling protective device provided by the utility model, the one of pulley is positioned close to by that will mention
End makes in that enough timely insertion card slot of the anti-skid piece of other end；It avoids anti-skid piece of one end that from can not being inserted into card slot simultaneously, makes elevator
Lapse rate occurs anti-skid piece after accelerating to be inserted into card slot.
Description of the drawings
Fig. 1 is the structure diagram of elevator；
Fig. 2 is the structure diagram of main locking device；
Fig. 3 is the structure diagram of secondary locking device；
Fig. 4 is anti-skid piece of structure diagram；
Fig. 5 is the structure diagram of slideway；
1- cars, 2- car frames, 3- guide shoes, 31- fixed blocks, 32- pulleys, 4- pair locking devices, first anti-skid piece of 41-,
The first adjusting rods of 42-, the main locking devices of 5-, second anti-skid piece of 51-, the second adjusting rods of 52-, 6- buffers, 61- oil cylinders, 62- live
Plug, 7- hoistways, 8- connecting rods, 9- compression bars, 10- slideways, 11- card slots, 12- squeeze cambered surface, and 13- is mentioned, 14- sliding rails, 15- springs.
Specific embodiment
The embodiment of the utility model is further illustrated below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figure 1；A kind of used during elevator falling protective device includes car 1, car frame 2 and the cunning on hoistway 7
Road 10, the car 1 are arranged in car frame 2, and buffer 6 is provided between 1 bottom of car and car frame 2, described slow
The one end for rushing device 6 is fixedly connected with the car frame 2, and the other end is fixedly connected with the car frame 2,1 side of car
Wall is provided with lower guide shoe 3 and the upper guide shoe 30 that several stable cars 1 lift；
30 lower section of upper guide shoe is provided with the secondary locking device 4 for preventing guide shoe 30 from declining, the pair locking device 4
Power end coordinates with upper guide shoe 30, and the other end is hinged on car 1；3 lower section of lower guide shoe is provided with and prevents under lower guide shoe 3
The main locking device 5 of drop, the adjustable side of the main locking device 5 are matched with the buffer 6, the main locking device 5
Motion end is matched with lower guide shoe 3；It is provided on the slideway 10 and 5 matched card of secondary locking device 4 and main locking device
Slot 11；The power end of the pair locking device 4 connects the power end of main locking device 5 by connecting rod 8；
When the lifting rope fracture of car frame 2, the diastole of the buffer 6 causes the car 1 to divide with the car frame 2
From so as to push the adjusting end motion of the main locking device 5, the adjustable side drives the motion end so that main locked dress
5 motion ends are put to be inserted into the card slot 11；
The lower guide shoe 3 and upper guide shoe 30 include fixed block 31 and the pulley 32 coordinated with slideway 10, the pulley
32 are fixed on by fixed block 31 on car 1；The extruding force of 32 acceptor's locking device 5 of pulley is expanded by fixed block 31
It dissipates.
The main locking device 5 includes second anti-skid piece of 51, second adjusting rod 52 and compression bar 9；
The compression bar 9 is fixed on 61 side wall of oil cylinder of the buffer 6, and the oil cylinder 61 is fixed on 2 bottom of car frame；
By the way that the oil cylinder 61 of buffer 6 is fixed on car frame 2, its 6 diastole oil cylinder 61 of buffer after the lifting rope fracture of car frame 2
It can be moved with car frame 2, and the piston 62 being fixed on car 1 can be as car 1 moves；
The adjustable side of second adjusting rod 52 is stretched between compression bar 9 and car frame 2, and is coordinated with compression bar 9, described second
52 middle part of adjusting rod is hinged on fixed block 31, and the power end of second adjusting rod 52 is connect with described second anti-skid piece 51,
Described second anti-skid piece 51 and the 11 pluggable cooperation of card slot；After the lifting rope fracture of car frame 2,6 diastole oil cylinder of buffer
61 can move with car frame 2, and the adjustable side that oil cylinder 61 drives the movement of compression bar 9 to drive the second adjusting rod 52 pushes, and second adjusts
The power end of pole 52 rises；
The pair locking device 4 includes first anti-skid piece 41 and the first adjusting rod 42；
First adjusting rod, 42 power end is connect with first anti-skid piece 41, and the other end is hinged on fixed block 31, institute
State first anti-skid piece 41 and the 11 pluggable cooperation of card slot；First adjusting rod, 42 power end connects second by connecting rod 8
The power end of adjusting rod 52；Risen by the power end of the second adjusting rod 52 and drive connecting rod 8, connecting rod 8 drives the first adjusting rod 42
Rise；
The main locking device 5 and the secondary locking device 4 include sliding rail 14；
Described second anti-skid piece 51 connects second adjusting rod 52 by the sliding rail 14；Described first anti-skid piece 41 logical
It crosses the sliding rail 14 and connects first adjusting rod 42；By sliding rail 14 make second anti-skid piece 51 and first anti-skid piece 41 can be come
Return is dynamic；
The main locking device 5 and secondary locking device 4 include spring 15；
Described 15 one end of spring is connected on described second anti-skid piece 51, and the other end is connected to second adjusting rod
52；Described 15 one end of spring is connected on described first anti-skid piece 41, and the other end is connected to first adjusting rod 42；Work as sedan-chair
There is shorter downslide and occurs first anti-skid piece 41 or after second anti-skid piece of 51 lower end be caught in card slot 11, elevator is again in compartment 1
First anti-skid piece 41 or second can be retracted original position for anti-skid piece 51 by secondary start when rising by spring 15, in order to ensure spring shadow
It rings to anti-skid piece 51 normal work of first anti-skid piece 41 or second, pulling force cannot be larger, and generally compressing 5mm can reach
5N to 20N is determined according to anti-skid piece 51 of the size of first anti-skid piece 41 or second.
Described first anti-skid piece 41 and it is second anti-skid piece 51 described on be both provided with the extruding arc coordinated with the pulley 32
Face 12 and mention 13, it is described to mention 13 one sides for being positioned close to the slideway 10, and positioned at close to the extruding cambered surface 12
One end；
Hydraulic pressure inductor and controller are further included, the hydraulic pressure inductor is arranged in the oil cylinder 61 of buffer 6, institute
It states hydraulic pressure inductor and is electrically connected controller；Buzzer is provided in the car 1, the buzzer is electrically connected controller.
When the lifting rope fracture of car frame 2, car 1 and car frame 2 drastically drop, and buffer 6 is not by the pressure of car 1 at this time
Power, buffer 6 can diastole hold, the distance from bottom of the car 1 that is and car frame 2 increases, and the oil cylinder 61 of buffer 6 can be at this time
It car frame 2 to move, while the compression bar 9 on oil cylinder 61 moves away from car 1 with car frame 2, synchronous drive is hinged on solid
The adjustable side for determining the second adjusting rod 52 on block 31 declines, and another power end drives second anti-skid piece 51 rising, it is made to be caught in cunning
Between wheel 32 and slideway 10, make to increase its frictional force between second anti-skid piece 51 and slideway 10, reaching reduces by 1 time reduction of speed of car
Degree, while 42 power end of the first adjusting rod is driven by connecting rod 8, make first anti-skid piece 41 on 42 power end of the first adjusting rod
Its corresponding pulley 32 is carried out simultaneously stuck；When car 1 continue decline when its synchronization can drive first anti-skid piece 41 or second
Anti-skid piece 51 decline, makes first anti-skid piece 41 or second anti-skid piece of 51 bottom end is caught in card slot 11, and car 1 is prevented so as to reach
Continue to decline effect.
Embodiment 2
By occurring first anti-skid piece 41 or second anti-skid in the appearance tenesmus that is not in an emergency of car 1 and car frame 2
When 51 bottom end of block is caught in card slot 11, elevator is controlled to rise by controller, make first anti-skid piece 41 or second anti-skid piece 51 shifting
Go out card slot 11, while first anti-skid piece 41 or second are retracted for anti-skid piece 51 by original position by spring 15, spring tension cannot be compared with
Greatly, 5N to 20N can be reached by generally compressing 5mm, be determined according to anti-skid piece 51 of the size of first anti-skid piece 41 or second；It is logical
Setting hydraulic pressure inductor in the oil cylinder 61 in buffer 6 is crossed, enables the controller to constantly control whether buffer 6 is in
Normal range of operation, while the load-carrying in car 1 can be controlled, if buffer 6 exception occurs or elevator loading is exceeded
It will appear buzzer warning, stop elevator operation.
Specific embodiment of the utility model is described in detail above, but it is intended only as example, this practicality is new
Type is not restricted to above description specific embodiment.To those skilled in the art, it is any to the utility model carry out
It equivalent modifications and substitutes also all among the scope of the utility model.Therefore, in the spirit and scope for not departing from the utility model
Lower made impartial conversion and modification, all cover in the scope of the utility model.
Claims (9)
1. a kind of used during elevator falling protective device, it is characterised in that：
Include car (1), car frame (2) and the slideway (10) on hoistway (7), the car (1) is arranged on car
In frame (2), buffer (6), one end of the buffer (6) and institute are provided between car (1) bottom and car frame (2)
It states car frame (2) to be fixedly connected, the other end is fixedly connected with the car frame (2), and the car (1) is if side wall is provided with
Dry is stablized lower guide shoe (3) and the upper guide shoe (30) that car (1) lifts；
The secondary locking device (4) for preventing guide shoe (30) from declining, the pair locking device are provided with below the upper guide shoe (30)
(4) power end coordinates with upper guide shoe (30), and the other end is hinged on car (1)；It is provided with below the lower guide shoe (3) anti-
The main locking device (5) that guide shoe (3) is only descended to decline, adjustable side and the buffer (6) of the main locking device (5) match
It closes, the motion end of the main locking device (5) is matched with lower guide shoe (3)；It is provided on the slideway (10) and secondary locked dress
Put (4) and main locking device (5) matched card slot (11)；The power end of the pair locking device (4) is connected by connecting rod (8)
The power end of main locking device (5).
2. a kind of used during elevator falling protective device as described in claim 1, it is characterised in that：
The lower guide shoe (3) and upper guide shoe (30) include fixed block (31) and the pulley (32) coordinated with slideway (10), institute
Pulley (32) is stated to be fixed on car (1) by fixed block (31).
3. a kind of used during elevator falling protective device as claimed in claim 2, it is characterised in that：The main locking device (5) includes
There are second anti-skid piece (51), the second adjusting rod (52) and compression bar (9)；
The compression bar (9) is fixed on oil cylinder (61) side wall of the buffer (6), and the oil cylinder (61) is fixed on car frame
(2) bottom；
The adjustable side of second adjusting rod (52) is stretched between compression bar (9) and car frame (2), and is coordinated with compression bar (9), described
It is hinged on fixed block (31) in the middle part of second adjusting rod (52), the power end of second adjusting rod (52) and described second anti-skid
Block (51) connects, second anti-skid piece (51) and the card slot (11) pluggable cooperation.
4. a kind of used during elevator falling protective device as claimed in claim 3, it is characterised in that：
The pair locking device (4) includes first anti-skid piece (41) and the first adjusting rod (42)；
First adjusting rod (42) power end is connect with first anti-skid piece (41), and the other end is hinged on fixed block (31),
First anti-skid piece (41) and the card slot (11) pluggable cooperation；First adjusting rod (42) power end passes through connecting rod
(8) power end of the second adjusting rod of connection (52).
5. a kind of used during elevator falling protective device as claimed in claim 4, it is characterised in that：The main locking device (5) and institute
It states secondary locking device (4) and includes sliding rail (14)；
Second anti-skid piece (51) connect second adjusting rod (52) by the sliding rail (14)；Described first anti-skid piece
(41) first adjusting rod (42) is connected by the sliding rail (14).
6. a kind of used during elevator falling protective device as claimed in claim 5, it is characterised in that：The main locking device (5) and pair
Locking device (4) includes spring (15)；
Described spring (15) one end is connected on described second anti-skid piece (51), and the other end is connected to second adjusting rod
(52)；Described spring (15) one end is connected on described first anti-skid piece (41), and the other end is connected to first adjusting rod
(42)。
7. a kind of used during elevator falling protective device as claimed in claim 6, it is characterised in that：First anti-skid piece (41) and institute
It states and the extruding cambered surface (12) coordinated with the pulley (32) is both provided on second anti-skid piece (51) and is mentioned (13), it is described to mention
(13) one side of the slideway (10) is positioned close to, and positioned at close to one end of the extruding cambered surface (12).
8. a kind of used during elevator falling protective device as claimed in claim 7, it is characterised in that：Hydraulic pressure inductor and control are further included
Device processed, the hydraulic pressure inductor are arranged in the oil cylinder (61) of buffer (6), and the hydraulic pressure inductor is electrically connected controller.
9. a kind of used during elevator falling protective device as claimed in claim 8, it is characterised in that：Bee is provided in the car (1)
Ring device, and the buzzer is electrically connected controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768528.9U CN207581106U (en) | 2017-12-18 | 2017-12-18 | A kind of used during elevator falling protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768528.9U CN207581106U (en) | 2017-12-18 | 2017-12-18 | A kind of used during elevator falling protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207581106U true CN207581106U (en) | 2018-07-06 |
Family
ID=62739048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721768528.9U Expired - Fee Related CN207581106U (en) | 2017-12-18 | 2017-12-18 | A kind of used during elevator falling protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207581106U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107879218A (en) * | 2017-12-18 | 2018-04-06 | 康达电梯有限公司 | A kind of used during elevator falling protection device |
| CN111606167A (en) * | 2020-06-09 | 2020-09-01 | 苏州固源电梯部件有限公司 | Elevator portal frame |
| CN112456273A (en) * | 2019-09-09 | 2021-03-09 | 王元知 | Intelligent and manual self-rescue device for elevator falling |
| WO2021249434A1 (en) * | 2020-06-11 | 2021-12-16 | 常熟理工学院 | Anti-falling and vibration-dampening elevator car |
-
2017
- 2017-12-18 CN CN201721768528.9U patent/CN207581106U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107879218A (en) * | 2017-12-18 | 2018-04-06 | 康达电梯有限公司 | A kind of used during elevator falling protection device |
| CN107879218B (en) * | 2017-12-18 | 2023-08-18 | 康达电梯有限公司 | Elevator fall protection device |
| CN112456273A (en) * | 2019-09-09 | 2021-03-09 | 王元知 | Intelligent and manual self-rescue device for elevator falling |
| CN111606167A (en) * | 2020-06-09 | 2020-09-01 | 苏州固源电梯部件有限公司 | Elevator portal frame |
| WO2021249434A1 (en) * | 2020-06-11 | 2021-12-16 | 常熟理工学院 | Anti-falling and vibration-dampening elevator car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 Termination date: 20201218 |