CN108584603B - Elevator overspeed protecting device - Google Patents
Elevator overspeed protecting device Download PDFInfo
- Publication number
- CN108584603B CN108584603B CN201810763922.6A CN201810763922A CN108584603B CN 108584603 B CN108584603 B CN 108584603B CN 201810763922 A CN201810763922 A CN 201810763922A CN 108584603 B CN108584603 B CN 108584603B
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- CN
- China
- Prior art keywords
- track
- protecting device
- carriage
- elevator overspeed
- expelling means
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- 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
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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
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/044—Mechanical overspeed governors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses elevator overspeed protecting devices.This kind of device drives centrifuge box rotation by directive wheel, when lift car hypervelocity, triggers locking unit by centrifugal force machinery and acts on deceleration rail, carriage is made to slow down or stop;It is arranged by independent directive wheel and guided way, keeps carriage more stable in braking deceleration, avoid unbalance stress and make rock of car;The device avoids the introducings of electronic component, are controlled with machine driving, and the insecurity of electronic component is avoided, meanwhile, rapid sensitive is triggered, and there is preferable braking effect.
Description
Technical field
The present invention relates to elevator technology fields, and in particular to elevator overspeed protecting device.
Background technique
With the continuous fast development of society, the use of elevator is increasingly popularized in people's lives, still, the peace of elevator
The problem of full hidden danger is still the problem of everybody compares concern, especially elevator overspeed, because elevator is in the long-term use
Due to the overspeed out of control that often can all cause elevator of traction machine, counterweight and braking system, the personal safety band of people
Carry out very big hidden danger.
Summary of the invention
It is an object of the present invention in view of the above shortcomings of the prior art, propose elevator overspeed protecting device, this kind of device
Track can be acted on by automatic trigger locking unit when lift car runs and exceeds the speed limit, carriage is made to slow down or stop.
A kind of elevator overspeed protecting device proposed by the present invention, for car speeding operation when reduce car speed or
Stop carriage, is installed on the steady rest of the carriage outer wall including one, the two guarantee carriages run do not shift up and down
Track and it is multiple be set to the steady rest on and run on the track in the car speeding with the rail
The brake that road mating reaction makes the carriage slow down or stop;The brake include one run on the track lead
It is set on the centrifuge box to the centrifuge box of wheel, one and the directive wheel synchronous rotary, one and passes through the centrifuge box overspeed rotation
When centrifugal force under the action of and trigger expelling means, the expelling means be equipped with the centrifugal force being subject to by the expelling means
Its flexible elastic component is controlled, further includes one the track being acted on by the triggering of the expelling means and generates frictional force
Locking unit, the locking unit include to be mounted on the support plate of the steady rest, to by rubbing action in
The track and be set to the support plate on locking part and to control the locking part by the triggering of the expelling means
Connector, be arranged with to make it act on the bullet of the track by the control of the connector on the locking part
Spring.
Further, locking part one end is equipped with the locking plate for acting on the track, and the other end is equipped with and is used for
The limit button being used cooperatively with the connector.
Further, the connector includes that a card living and one that the track is acted on to control the locking part is used
The mechanical displacement generated with receiving the triggering of the expelling means is transferred to the transferring member of the card living, the card living and transferring member
Active link.
Further, the card living is equipped with the limiting section to be limited to the locking part, the limiting section two
Side is equipped with the trigger unit passed through for the locking part.
Further, the connector is equipped with the reinforcement screw to reinforce the mechanical displacement that the expelling means generate.
Further, the track includes guided way to accommodate the directive wheel and to receive the locking unit
The deceleration rail of obvolvent.
Further, the guiding wheel surface is equipped with multiple annular protrusions, and the guided way is equipped with guiding wheel tread
Multiple grooves being used cooperatively with the annular protrusion.
Further, the deceleration rail is equipped with the flap being used cooperatively with the locking part for its obvolvent.
Further, the deceleration rail is additionally provided with the accommodation groove to be limited to the support plate.
Further, the non return part to prevent the expelling means from resetting is additionally provided on the centrifuge box.
Elevator overspeed protecting device of the invention, this kind of device drive centrifuge box to rotate, work as lift car by directive wheel
When hypervelocity, locking unit is triggered by centrifugal force machinery and acts on deceleration rail, carriage is made to slow down or stop;By being individually oriented to
Wheel and guided way setting, keep carriage more stable in braking deceleration, avoid unbalance stress and make rock of car;The device avoids
The introducing of electronic component, is controlled with machine driving, avoids the insecurity of electronic component, meanwhile, trigger quickly spirit
It is quick, and there is preferable braking effect.
Detailed description of the invention
Fig. 1 is the installation site front view of the elevator overspeed protecting device of the embodiment of the present invention;
Fig. 2 is the installation site side view of the elevator overspeed protecting device of the embodiment of the present invention;
Fig. 3 is the structural schematic diagram of the elevator overspeed protecting device of the embodiment of the present invention;
Fig. 4 is the structurally live card triggering state schematic diagram of the elevator overspeed protecting device of the embodiment of the present invention;
Fig. 5 is the structurally live card structure schematic diagram of the elevator overspeed protecting device of the embodiment of the present invention;
Fig. 6 is the centrifuge box structural schematic diagram of the structure of the elevator overspeed protecting device of the embodiment of the present invention;
Fig. 7 is the centrifuge box triggering state schematic diagram of the structure of the elevator overspeed protecting device of the embodiment of the present invention;
Fig. 8 is the directive wheel and centrifuge box structural schematic diagram of the elevator overspeed protecting device of the embodiment of the present invention.
In figure: 1- carriage, 2- steady rest, 3- track, 31- guided way, 32- deceleration rail, 33- flap, 4- brake,
41- directive wheel, 42- centrifuge box, 421- expelling means, 422- elastic component, 423- non return part, 43- support plate, 44- locking plate, 45-
Transferring member, 46- card living, 461- limiting section, 462- trigger unit, 48- limit button.
Specific embodiment
In order to illustrate the embodiments of the present invention more clearly with technical solution in the prior art, Detailed description of the invention will be compareed below
A specific embodiment of the invention.It should be evident that drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, and obtain other embodiments.In addition, it is related to the relative positional relationship only indicated between each component that belongs in orientation, and
It is not absolute positional relation.
Please refer to Fig. 1, Fig. 2 and Fig. 3.The elevator overspeed protecting device of the embodiment of the present invention, in 1 overspeed of carriage
When reduce by 1 speed of carriage or make carriage 1 stop, including one be installed on 1 outer wall of carriage steady rest 2, two guarantee about 1 carriage
Run the track 3 that does not shift and it is multiple be set on steady rest 2 and run on track 3 to when carriage 1 exceeds the speed limit with
The brake 4 that 3 mating reaction of track makes carriage 1 slow down or stop;Brake 4 includes a directive wheel run on the track 3
41, one with the centrifuge box 42, one of 41 synchronous rotary of directive wheel be set on centrifuge box 42 when passing through 42 overspeed rotation of centrifuge box from
Under the action of mental and physical efforts and trigger expelling means 421, expelling means 421 be equipped with one by expelling means 421 by centrifugal force controlled
Its flexible elastic component 422 further includes one acting on track 3 by the triggering of expelling means 421 and generating the locking of frictional force
Unit, locking unit include to be mounted on the support plate 43 of steady rest 2, to pass through rubbing action in track 3 and set
It is covered on the locking part in support plate 43 and the connector to control locking part by the triggering of expelling means 421, locking part
Equipped with making it act on the spring of track 3 to the control by connector.
Steady rest 2 is set to 1 outer wall of carriage, around protection carriage 1, while being equipped in 1 bottom and top of carriage
Reinforcement structure is prevented in 1 unexpected stress of carriage, cabinet becomes with guaranteeing that steady rest 2 and carriage 1 reach better fixed engagement
Shape.
Track 3 of the invention includes two and is set on hoistway two sidewalls, and the directive wheel 41 on brake 4 is on the track 3
The number of brake 4 is arranged in operation according to the actual situation, arrived better braking effect and safety, such as layer is high and carries
Weight, brake 4 are detachably arranged on steady rest 2, when carriage 1 is under the traction of traction machine, the directive wheel 41 of brake 4
It will be slided along 1 liang of siding track 3 of carriage, guarantee that carriage 1 does not shift.
Please refer to Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8.When appearance exception, 1 overspeed of lift car, at this moment, directive wheel
41 revolving speed also can be more than normal speed, and the centrifuge box 42 of synchronous rotation can also exceed normal speed, in centrifuge box 42
The expelling means 421 of eccentric setting just will receive bigger centrifugal force, when the centrifugal force that expelling means 421 are subject to is greater than elastic component 422
When to the binding forces of expelling means 421, one end of the expelling means 421 of eccentric setting will be thrown away from the opening of centrifuge box 42, be exposed
In 42 outside of centrifuge box, convex is formed, at this moment due to the lasting rotation of centrifuge box 42, the expelling means 421 of exposing will be touched
Mechanical displacement occurs for connector, since the change of connector displacement triggers, the locking part being stuck on connector, in the work of spring
Under, locking part bullet is to track 3, with its friction eceleration.
Elastic component 422 of the invention needs the correction for carrying out coefficient of elasticity in advance before use, under 1 safe speed of carriage its
Binding force is greater than centrifugal force, has reached and does not trigger under safe speed,
Locking part one end is equipped with the locking plate 44 for acting on track 3, and the other end is equipped with for making with connector cooperation
Limit button 48.
Connector includes that the work that track 3 is acted on to control locking part blocks 46 and one to receive expelling means 421
Triggering and the mechanical displacement generated are transferred to the transferring member 45 of card 46 living, card 46 and 45 active link of transferring member living.
Card 46 living is equipped with the limiting section 461 to be limited to locking part, and 461 two sides of limiting section are equipped with for embracing
The trigger unit 462 that dead part passes through.
Connector is equipped with the reinforcement screw of the mechanical displacement to reinforce the generation of expelling means 421.
Locking plate 44 and limit button 48 are attached by passing through the bar of support plate 43, and spring pocket is on bar, spring two
End is connected to respectively on locking plate 44 and the side wall of support plate 43.Since locking part the elastic coefficient is larger, in order to avoid touching
Hair failure, while also considering the position problems of whole device structure, thus by the combination linkage of transferring member 45 and card 46 living come
Triggering, transferring member 45 reinforce screw due to being provided with, play the role of laborsaving lever, be exaggerated trigger effect, for entire dress
The sensitivity set provides guarantee.
Track 3 includes the guided way 31 to accommodate directive wheel 41 and the deceleration rail 32 to receive locking unit obvolvent.
41 surface of directive wheel is equipped with multiple annular protrusions, and guided way 31 and 41 contact surface of directive wheel are equipped with multiple and convex annular
Act the groove being used cooperatively.
Deceleration rail 32 is equipped with the flap 33 being used cooperatively with locking part for its obvolvent.
Deceleration rail 32 is additionally provided with the accommodation groove to be limited to support plate 43.Its purpose prevents from propping up during locking
Fagging 43 deforms, and influences locking effect.
Deceleration rail 32 and guided way 31 can preferably guarantee braking effect, centrifuge box 42 with integrated setting in this way
On be additionally provided with to prevent expelling means 421 reset non return part 423.It prevents expelling means 421 from resetting, while also increasing expelling means
421 throw away after can have more preferable support force go triggering locking unit.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (10)
1. elevator overspeed protecting device, for reducing carriage (1) speed in carriage (1) overspeed or stopping carriage (1)
Only, it is characterised in that: be installed on the steady rest (2) of the carriage (1) outer wall including one, the two guarantee carriages (1) are transported up and down
The capable track (3) not shifted and it is multiple be set to the steady rest (2) on and run on the track (3) to
The brake (4) for making the carriage (1) to slow down or stop with the track (3) mating reaction when the carriage (1) is exceeded the speed limit;Institute
State brake (4) include one run on the track (3) directive wheel (41), one with the directive wheel (41) synchronous rotary
Under the action of centrifugal force when centrifuge box (42), one are set on the centrifuge box (42) through the centrifuge box (42) overspeed rotation
And the expelling means (421) triggered, the expelling means (421) are equipped with one and are controlled by the centrifugal force that the expelling means (421) are subject to
Its flexible elastic component (422) is made, further includes one the track (3) being acted on simultaneously by the triggering of the expelling means (421)
Generate frictional force locking unit, the locking unit include to be mounted on the support plate of the steady rest (2) (43),
To by rubbing action in the track (3) and be set to the support plate (43) on locking part and to pass through the pop-up
The triggering of part (421) and the connector for controlling the locking part are arranged with to by the connector on the locking part
It controls and it is made to act on the spring of the track (3).
2. elevator overspeed protecting device as described in claim 1, it is characterised in that: locking part one end is equipped with for acting on
In the locking plate (44) of the track (3), the other end is equipped with the limit button (48) for being used cooperatively with the connector.
3. elevator overspeed protecting device as described in claim 1, it is characterised in that: the connector includes one to control
It states locking part and acts on the card (46) and one living of the track (3) and generated to receive the triggering of the expelling means (421)
Mechanical displacement is transferred to the transferring member (45) of the card (46) living, described card (46) and transferring member (45) active link living.
4. elevator overspeed protecting device as claimed in claim 3, it is characterised in that: the card (46) living is equipped with to institute
The limiting section (461) that locking part is limited is stated, limiting section (461) two sides are equipped with the touching passed through for the locking part
Hair portion (462).
5. elevator overspeed protecting device as claimed in claim 3, it is characterised in that: the connector is equipped with to reinforce
State the reinforcement screw of the mechanical displacement of expelling means (421) generation.
6. elevator overspeed protecting device as described in claim 1, it is characterised in that: the track (3) includes to accommodate
The guided way (31) and the deceleration rail (32) to receive the locking unit obvolvent for stating directive wheel (41).
7. elevator overspeed protecting device as claimed in claim 6, it is characterised in that: directive wheel (41) surface is equipped with multiple
Annular protrusion, the guided way (31) and directive wheel (41) contact surface be equipped with it is multiple be used cooperatively with the annular protrusion it is recessed
Slot.
8. elevator overspeed protecting device as claimed in claim 6, it is characterised in that: the deceleration rail (32) is equipped with and described armful
Dead part is used cooperatively the flap (33) for its obvolvent.
9. elevator overspeed protecting device as claimed in claim 6, it is characterised in that: the deceleration rail (32) is additionally provided with to right
The accommodation groove that the support plate (43) is limited.
10. elevator overspeed protecting device as described in claim 1, it is characterised in that: be additionally provided with use on the centrifuge box (42)
With the non return part (423) for preventing the expelling means (421) from resetting.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810763922.6A CN108584603B (en) | 2018-07-12 | 2018-07-12 | Elevator overspeed protecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810763922.6A CN108584603B (en) | 2018-07-12 | 2018-07-12 | Elevator overspeed protecting device |
Publications (2)
Publication Number | Publication Date |
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CN108584603A CN108584603A (en) | 2018-09-28 |
CN108584603B true CN108584603B (en) | 2019-10-11 |
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ID=63618270
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CN201810763922.6A Active CN108584603B (en) | 2018-07-12 | 2018-07-12 | Elevator overspeed protecting device |
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CN (1) | CN108584603B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109205434B (en) * | 2018-11-13 | 2020-08-14 | 苏州默顿快速电梯有限公司 | Overspeed-preventing elevator traction device |
CN109250601B (en) * | 2018-11-13 | 2020-07-03 | 苏州默顿快速电梯有限公司 | Double-insurance safety elevator |
CN112056801B (en) * | 2020-09-17 | 2022-01-14 | 宁波职业技术学院 | Intelligent lifting cabinet |
Citations (6)
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US6296080B1 (en) * | 2000-06-21 | 2001-10-02 | Otis Elevator Company | Variable traction mechanism for rotary actuated overspeed safety device |
CN1817772A (en) * | 2006-03-09 | 2006-08-16 | 王学新 | Wheeled orbital super-speed clutch and its auxiliary friction braking safety device |
CN102367129A (en) * | 2011-09-28 | 2012-03-07 | 快意电梯有限公司 | Combined type overspeed protective device for elevator |
CN105858399A (en) * | 2016-06-01 | 2016-08-17 | 黄韩华 | Novel safety gear and elevator falling-preventing device |
CN206108606U (en) * | 2016-10-27 | 2017-04-19 | 宜春市特种设备监督检验中心 | Elevator overspeed protective device |
CN207175135U (en) * | 2017-08-25 | 2018-04-03 | 山西东迅自动化设备有限公司 | A kind of protection device for over-speed ascending for elevator |
-
2018
- 2018-07-12 CN CN201810763922.6A patent/CN108584603B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6296080B1 (en) * | 2000-06-21 | 2001-10-02 | Otis Elevator Company | Variable traction mechanism for rotary actuated overspeed safety device |
CN1817772A (en) * | 2006-03-09 | 2006-08-16 | 王学新 | Wheeled orbital super-speed clutch and its auxiliary friction braking safety device |
CN102367129A (en) * | 2011-09-28 | 2012-03-07 | 快意电梯有限公司 | Combined type overspeed protective device for elevator |
CN105858399A (en) * | 2016-06-01 | 2016-08-17 | 黄韩华 | Novel safety gear and elevator falling-preventing device |
CN206108606U (en) * | 2016-10-27 | 2017-04-19 | 宜春市特种设备监督检验中心 | Elevator overspeed protective device |
CN207175135U (en) * | 2017-08-25 | 2018-04-03 | 山西东迅自动化设备有限公司 | A kind of protection device for over-speed ascending for elevator |
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Publication number | Publication date |
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CN108584603A (en) | 2018-09-28 |
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