CN108249249B - A kind of elevator up-running over-speed protection trigger device - Google Patents
A kind of elevator up-running over-speed protection trigger device Download PDFInfo
- Publication number
- CN108249249B CN108249249B CN201810257942.6A CN201810257942A CN108249249B CN 108249249 B CN108249249 B CN 108249249B CN 201810257942 A CN201810257942 A CN 201810257942A CN 108249249 B CN108249249 B CN 108249249B
- Authority
- CN
- China
- Prior art keywords
- switch
- speed
- plate switch
- rocker arm
- limiter
- 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.)
- Active
Links
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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
-
- 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
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses a kind of elevator up-running over-speed protection trigger devices, the plate switch connected including electric loop in a vertical state and the rocker arm limit switch with plate switch cooperation, plate switch is mounted on limiter of speed frame, plate switch rotates on limiter of speed frame, electric loop disconnects after plate switch rotation, plate switch is located at the top of centrifugal hammer in limiter of speed, the centrifugal movement of centrifugal hammer drives plate switch rotation in limiter of speed, rocker arm limit switch is set at plate switch, plate switch, which turns to, squeezes rocker arm limit switch, squeeze the contact movement of rocker arm limit switch.Compared with prior art, limiter of speed drives plate switch to rotate towards different directions when the present invention passes through hypervelocity, the ingenious inclined platform structure using on plate switch is contacted with rocker arm limit switch, the one-way moving function of oblique angle rocker arm limit switch when realizing plate switch rotation direction difference.
Description
Technical field
The present invention relates to elevator technology fields, and in particular to a kind of elevator up-running over-speed protection trigger device.
Background technique
On elevator standard, it is expressed as follows in plain text for having in GB7588-2003, " 9.10 carriage protection device for over-speed ascending
The carriage protection device for over-speed ascending for meeting following condition should be installed on tracking-driven elevator." for the standard content due to
The fragility of human body head, carriage up direction hypervelocity cause to rush to summit and will bring great bodily injury, therefore traction-type to personnel in sedan-chair
Elevator must be provided with up-running over-speed protection.
The protection device for over-speed ascending mainly used in industry at present has brake (only to anodontia traction system), uplink limit
Fast device control rope clamping block movement, counterweight safety or carriage uplink safety tongs and other modes are realized.Wherein, for using system
The form of dynamic device is most common, but is limited only to the traction system gearless traction machine of elevator.For the traction system of elevator
It is usually all the mode acted with upload control rope clamping block when formula traction machine with teeth.
Summary of the invention
In order to solve the above the deficiencies in the prior art, the present invention provides a kind of elevator up-running over-speed protection trigger device, this
Invention increases a up-running over-speed protection trigger switch on limiter of speed, works as speed limit using limiter of speed as detection speed element
When device reaches the speed of triggering up-running over-speed protection trigger switch, controlled by the increased up-running over-speed protection trigger switch of limiter of speed
Contact movement, realizes up-running over-speed protection function.
The purpose of the present invention is achieved through the following technical solutions: a kind of elevator up-running over-speed protection trigger device, including place
In vertical state electric loop connect plate switch and with plate switch cooperation rocker arm limit switch, plate switch installation
On limiter of speed frame, plate switch rotates on limiter of speed frame, and electric loop disconnects after plate switch rotation, plate switch
The top of centrifugal hammer in limiter of speed, the centrifugal movement of centrifugal hammer drives plate switch rotation in limiter of speed, at plate switch
Rocker arm limit switch is set, and plate switch, which turns to, squeezes rocker arm limit switch, squeezes the contact movement of rocker arm limit switch.
Preferably, a kind of elevator up-running over-speed protection trigger device, the plate switch are mounted on by axle sleeve
Limiter of speed frame, plate switch are rotated on limiter of speed frame centered on axle sleeve.
Preferably, a kind of elevator up-running over-speed protection trigger device, the plate switch lower section is swing rod, swing rod
It is fixedly connected with plate switch, the centrifugal movement of centrifugal hammer hits swing rod in limiter of speed, drives plate switch together by swing rod
Rotation.
Preferably, inclined platform is arranged on the plate switch in a kind of elevator up-running over-speed protection trigger device, when
When ascending for elevator exceeds the speed limit, centrifugal hammer centrifugal movement counterclockwise in limiter of speed, plate switch is hit by centrifugal hammer to be started to turn clockwise
Dynamic, inclined platform squeezes rocker arm limit switch, the contact movement on rocker arm limit switch.
Preferably, a kind of elevator up-running over-speed protection trigger device is provided with tongue on the inclined platform, when board-like
When switch rotates clockwise, rocker arm limit switch is snapped onto the tongue of inclined platform, and inclined platform squeezes rocker arm limit switch.
Preferably, a kind of elevator up-running over-speed protection trigger device is equipped with rolling on the rocker arm limit switch
Movable pulley, when plate switch rotates clockwise, inclined platform squeezes the rolling pulley of rocker arm limit switch, on rocker arm limit switch
Contact movement.
Preferably, a kind of elevator up-running over-speed protection trigger device, the rocker arm limit switch are pacified by bracket
On limiter of speed frame.
Compared with prior art, the present invention is with following the utility model has the advantages that limiter of speed is with movable plate when the present invention passes through hypervelocity
Formula switch is rotated towards different directions, and the ingenious inclined platform structure using on plate switch is contacted with rocker arm limit switch, realized
The one-way moving function of oblique angle rocker arm limit switch when plate switch rotation direction difference.
Detailed description of the invention
It, below will be to embodiment or existing skill in order to illustrate more clearly of the present embodiment or technical solution in the prior art
Attached drawing needed in art description is briefly described, it should be apparent that, the accompanying drawings in the following description is only the present invention
One embodiment for those of ordinary skill in the art without any creative labor, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is front view when a kind of elevator up-running over-speed protection trigger device operates normally；
Fig. 2 is top view when a kind of elevator up-running over-speed protection trigger device operates normally；
Fig. 3 is front view when a kind of elevator up-running over-speed protection trigger device uplink exceeds the speed limit；
Fig. 4 is top view when a kind of elevator up-running over-speed protection trigger device uplink exceeds the speed limit；
Front view when Fig. 5 is a kind of elevator up-running over-speed protection trigger device overspeed descending；
Top view when Fig. 6 is a kind of elevator up-running over-speed protection trigger device overspeed descending.
In figure: 1 plate switch, 11 swing rods；2 rocker arm limit switches, 21 rolling pulleies；3 limiter of speed frames；4 limiter of speeds, 41
Centrifugal hammer；5 axle sleeves；6 inclined platforms, 61 tongues；7 brackets；8 circuit contacts.
Specific embodiment
For a better understanding of the present invention, technical solution of the present invention will be carried out by embodiment below clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Embodiment 1
As shown in Fig. 1 to Fig. 6, a kind of elevator up-running over-speed protection trigger device, including electric loop in a vertical state
The plate switch 1 of connection and the rocker arm limit switch 2 cooperated with plate switch 1, plate switch 1 are mounted on connection speed limiter
Limiter of speed frame 3 on, plate switch 1 rotates on limiter of speed frame 3, plate switch 1 occur after rotating position deviate it is electrical
Circuit disconnects, and plate switch 1 is located at the top of centrifugal hammer 41 in limiter of speed 4, and the centrifugal movement of centrifugal hammer 41 drives in limiter of speed 4
Plate switch 1 rotates, and rocker arm limit switch 2 is arranged at plate switch 1, and plate switch 1, which turns to, squeezes rocker arm limit switch 2,
The contact of rocker arm limit switch 2 acts.
It is swing rod 11 below the plate switch 1, swing rod 11 is fixedly connected with plate switch 1, centrifugal hammer 41 in limiter of speed 4
Centrifugal movement hit swing rod 11, by swing rod 11 drive plate switch 1 rotate together.The plate switch 1 is pacified by axle sleeve 5
Mounted in limiter of speed frame 3, axle sleeve 5 is located at the middle part of plate switch 1, and plate switch 1 is centered on axle sleeve 5 in limiter of speed frame 3
Upper rotation.Inclined platform 6 is set on the plate switch 1, when ascending for elevator hypervelocity, in limiter of speed 4 centrifugal hammer 41 counterclockwise from
Heart movement, plate switch 1 are started to rotate clockwise by the shock of centrifugal hammer 41, and inclined platform 6 squeezes rocker arm limit switch 2, rocker arm limit
Contact movement on bit switch 2.It is provided with tongue 61 on the inclined platform 6, when plate switch 1 rotates clockwise, rocker arm limit
Switch 2 snaps onto the tongue 61 of inclined platform 6, and inclined platform 6 squeezes rocker arm limit switch 2.
The rocker arm limit switch 2 is mounted on limiter of speed frame 3 by bracket 7.It is installed on the rocker arm limit switch 2
There is rolling pulley 21, when plate switch 1 rotates clockwise, rolling pulley 21 is snapped onto the tongue 61 of inclined platform 6, inclined platform
6 squeeze rocker arm limit switch 2, the contact movement on rocker arm limit switch 2.
Working principle: when ascending for elevator and downlink, the direction of limiter of speed rotation is different.When elevator is normally transported up and down
When row, centrifugal hammer 41 is rotated around rotation center in limiter of speed 4, and centrifugal hammer 41 can not touch plate switch 1, plate switch 1 one
Straight to keep vertical state, plate switch 1 and circuit contact 8 are connected, and electric loop is connected；And when ascending for elevator hypervelocity, speed limit
The centrifugal movement counterclockwise of centrifugal hammer 41 in device 4, centrifugal hammer 41 hit the swing rod 11 on plate switch 1, and plate switch 1 is with axle sleeve 5
Centered on rotated clockwise on limiter of speed frame 3,1 run-off the straight of one side plate switch, plate switch 1 and circuit contact 8
It disconnects, electric loop disconnects, and another aspect inclined platform 6 rotates with it the rolling pulley 21 on rocker arm limit switch 2 and snaps onto
Tongue 61, inclined platform 6 squeeze rocker arm limit switch 2, the contact movement of rocker arm limit switch 2；But when elevator overspeed descending, limit
The centrifugal movement clockwise of centrifugal hammer 41 in fast device 4, centrifugal hammer 41 hit the swing rod 11 on plate switch 1, and plate switch 1 is with axle sleeve
It is rotated counterclockwise on limiter of speed frame 3 centered on 5, same 1 run-off the straight of plate switch, plate switch 1 and circuit contact 8 are disconnected
It opens, electric loop disconnects, but is rotated due to inclined platform 6 towards the direction far from rolling pulley 21, and inclined platform 6 can not squeeze rocker arm
Limit switch 2 cannot touch the movement of rocker arm limit switch 2.It follows that only could to shake when ascending for elevator exceeds the speed limit
Arm limit switch 2 acts, to realize the function of 2 movement in one direction of rocker arm limit switch.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of elevator up-running over-speed protection trigger device, it is characterised in that: connected including electric loop in a vertical state
Plate switch and the rocker arm limit switch cooperated with plate switch, plate switch are mounted on limiter of speed frame, plate switch
It is rotated on limiter of speed frame, electric loop disconnects after plate switch rotation, and plate switch is located at the upper of centrifugal hammer in limiter of speed
Square, the centrifugal movement of centrifugal hammer drives plate switch rotation in limiter of speed, and rocker arm limit switch is arranged at plate switch, board-like to open
It closes and turns to the contact movement for squeezing rocker arm limit switch rear arm limit switch.
2. a kind of elevator up-running over-speed protection trigger device according to claim 1, it is characterised in that: the plate switch
It is mounted on limiter of speed frame by axle sleeve, plate switch is rotated on limiter of speed frame centered on axle sleeve.
3. a kind of elevator up-running over-speed protection trigger device according to claim 1, it is characterised in that: the plate switch
Lower section is swing rod, and swing rod is fixedly connected with plate switch, and the centrifugal hammer for making centrifugal movement in limiter of speed hits swing rod, passes through swing rod
Plate switch is driven to rotate together.
4. a kind of elevator up-running over-speed protection trigger device according to claim 1, it is characterised in that: the plate switch
Upper setting inclined platform, when ascending for elevator hypervelocity, centrifugal hammer centrifugal movement counterclockwise in limiter of speed, plate switch is hit by centrifugal hammer
It hits and starts to rotate clockwise, inclined platform squeezes rocker arm limit switch, the contact movement on rocker arm limit switch.
5. a kind of elevator up-running over-speed protection trigger device according to claim 4, it is characterised in that: on the inclined platform
It is provided with tongue, when plate switch rotates clockwise, rocker arm limit switch is snapped onto the tongue of inclined platform.
6. a kind of elevator up-running over-speed protection trigger device according to claim 4, it is characterised in that: the rocker arm limit
Rolling pulley is installed on switch, when plate switch rotates clockwise, inclined platform squeezes the rolling pulley of rocker arm limit switch,
Contact movement on rocker arm limit switch.
7. a kind of elevator up-running over-speed protection trigger device according to claim 1, it is characterised in that: the rocker arm limit
Switch is mounted on limiter of speed frame by bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810257942.6A CN108249249B (en) | 2018-03-27 | 2018-03-27 | A kind of elevator up-running over-speed protection trigger device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810257942.6A CN108249249B (en) | 2018-03-27 | 2018-03-27 | A kind of elevator up-running over-speed protection trigger device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108249249A CN108249249A (en) | 2018-07-06 |
| CN108249249B true CN108249249B (en) | 2019-06-14 |
Family
ID=62747405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810257942.6A Active CN108249249B (en) | 2018-03-27 | 2018-03-27 | A kind of elevator up-running over-speed protection trigger device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108249249B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2542632Y (en) * | 2002-04-25 | 2003-04-02 | 广州富菱达电梯有限公司 | Two-way action speed governors trigger |
| CN2663379Y (en) * | 2003-10-20 | 2004-12-15 | 广州日立电梯有限公司 | Electromechanic switch reset interlock of elevator speed-limiting device |
| CN2758217Y (en) * | 2004-11-22 | 2006-02-15 | 广州广日电梯工业有限公司 | Single direction mechanical action speed limiter possessing bidirection function |
| JP2006306570A (en) * | 2005-04-28 | 2006-11-09 | Hitachi Ltd | Governor for elevator |
| CN101445199A (en) * | 2008-12-23 | 2009-06-03 | 日立电梯（中国）有限公司 | Elevator governor trigger mechanism |
| CN102367129A (en) * | 2011-09-28 | 2012-03-07 | 快意电梯有限公司 | Combined type overspeed protective device for elevator |
| JP2014169134A (en) * | 2013-03-01 | 2014-09-18 | Hitachi Ltd | Elevator device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016056111A (en) * | 2014-09-05 | 2016-04-21 | ロレアル | Method for preparing nano emulsion |
-
2018
- 2018-03-27 CN CN201810257942.6A patent/CN108249249B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2542632Y (en) * | 2002-04-25 | 2003-04-02 | 广州富菱达电梯有限公司 | Two-way action speed governors trigger |
| CN2663379Y (en) * | 2003-10-20 | 2004-12-15 | 广州日立电梯有限公司 | Electromechanic switch reset interlock of elevator speed-limiting device |
| CN2758217Y (en) * | 2004-11-22 | 2006-02-15 | 广州广日电梯工业有限公司 | Single direction mechanical action speed limiter possessing bidirection function |
| JP2006306570A (en) * | 2005-04-28 | 2006-11-09 | Hitachi Ltd | Governor for elevator |
| CN101445199A (en) * | 2008-12-23 | 2009-06-03 | 日立电梯（中国）有限公司 | Elevator governor trigger mechanism |
| CN102367129A (en) * | 2011-09-28 | 2012-03-07 | 快意电梯有限公司 | Combined type overspeed protective device for elevator |
| JP2014169134A (en) * | 2013-03-01 | 2014-09-18 | Hitachi Ltd | Elevator device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108249249A (en) | 2018-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201703935U (en) | Elastic tensioning device of speed limiter rope | |
| CN2698763Y (en) | Lifting safety device for tower crane | |
| CN208454203U (en) | Falling proof device is used at the top of a kind of elevator | |
| CN106006287B (en) | A kind of limiter of speed safety tongs shift mechanism for saving ele-vator shaft spaces | |
| CN105293244A (en) | Suspension type elevator anti-falling device | |
| CN204873322U (en) | Elevator overspeed governor | |
| CN101284617A (en) | Speed limiter of elevator | |
| CN108249249B (en) | A kind of elevator up-running over-speed protection trigger device | |
| CN106458508B (en) | Lift appliance | |
| CN103342295A (en) | Tower crane, as well as amplitude variation mechanism and amplitude variation method thereof | |
| CN201043104Y (en) | Anti-drop safety device for elevator | |
| CN2711118Y (en) | Two-direction safety tongs | |
| CN208361637U (en) | A kind of rope broken protector with stretching structure | |
| CN207671518U (en) | A kind of counterweight device for elevator | |
| CN208265556U (en) | A kind of tensioning apparatus of elevator governor | |
| CN212740292U (en) | Speed limiting device of elevator | |
| EP3483108A1 (en) | Elevator safety gear trigger | |
| CN206142596U (en) | Car accidental movement protective device | |
| CN211310698U (en) | Stacker objective table overspeed protection device | |
| CN210976554U (en) | Induction type anti-falling device for lifting scaffold | |
| CN206494605U (en) | The anti-hypervelocity catcher of fall arrest of elevating mechanism | |
| CN106629313B (en) | The anti-hypervelocity catcher of fall arrest of elevating mechanism | |
| CN209242413U (en) | A kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanism | |
| CN209427907U (en) | It is a kind of with the overspeed preventer device for automatically replying function | |
| CN209081178U (en) | A kind of elevator counterweight safety device |
Legal Events
| 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20180706 Assignee: HITACHI ELEVATOR (CHENGDU) Co.,Ltd. Assignor: HITACHI ELEVATOR (CHINA) Co.,Ltd. Contract record no.: X2021440000039 Denomination of invention: A trigger device for elevator upward overspeed protection Granted publication date: 20190614 License type: Common License Record date: 20210201 |
|
| EE01 | Entry into force of recordation of patent licensing contract |