CN201240728Y - Elevator apparatus - Google Patents

Elevator apparatus Download PDF

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Publication number
CN201240728Y
CN201240728Y CNU2008200606454U CN200820060645U CN201240728Y CN 201240728 Y CN201240728 Y CN 201240728Y CN U2008200606454 U CNU2008200606454 U CN U2008200606454U CN 200820060645 U CN200820060645 U CN 200820060645U CN 201240728 Y CN201240728 Y CN 201240728Y
Authority
CN
China
Prior art keywords
counterweight
car
rod member
urgent
cage
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 - Lifetime
Application number
CNU2008200606454U
Other languages
Chinese (zh)
Inventor
周双林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Mitsubishi Elevator Co Ltd
Original Assignee
Shanghai Mitsubishi Elevator Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Mitsubishi Elevator Co Ltd filed Critical Shanghai Mitsubishi Elevator Co Ltd
Priority to CNU2008200606454U priority Critical patent/CN201240728Y/en
Application granted granted Critical
Publication of CN201240728Y publication Critical patent/CN201240728Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses an elevator device, comprising a lifting channel, a cage which lifts and descends in the lifting channel, a balance weight, a driving device which drives the cage to lift, a cable wound among a driving pulley of the driving device, the cage and the balance weight, a compensation cable installed at the lower parts of the cage and the balance weight, a cage lead rail used for guiding the cage, and a balance weight lead rail used for guiding the balance weight. In case of emergencies, a pole piece is arranged at the lower part of the lifting channel, and a bracket is arranged on the cage lead rail or the balance weight lead rail. The bracket is connected with one end of the pole piece through a rotating shaft; the middle part of the pole piece is connected with the compensation cable; and the other end of the pole piece is provided with an emergency balance weight. The emergency balance weight pulls downward the compensation cable to drive the cage to move up or down so as to actuate emergency rescue. The elevator device can safely and reliably work at the time of emergencies and is low in emergency rescue cost and high in rescue efficiency.

Description

Lift appliance
Technical field
The utility model relates to a kind of lift appliance, particularly relates to a kind of elevator without machine room with emergency relief device.
Background technology
In the past when elevator device runs into the situation of power failure suddenly, general emergency relief method is that the drg with actuating device declutches, and utilizes the car of elevator device and the unbalanced weight of counterweight, makes lift car move up or down.If this moment, car was heavy, car will move downward; If this moment, counterweight was heavy, car is with upward movement.Near cage operation arrives the flat bed zone, just the personnel that are trapped in the car can be saved out.But because car and counterweight be when being in state of equilibrium substantially, though this moment actuating device drg declutch, car can not move yet, thereby can not realize emergency relief.
In order to address the above problem, the Chinese invention patent specification sheets CN1215963C (day for announcing: on August 24th, 2005) disclose a kind of lift appliance, this lift appliance is by hanging urgent counterweight on the compensation rope, thereby break the state of equilibrium between car and the counterweight, urgent counterweight stretchy compensation rope moves up or down thereby drive car.If but after implementing emergency relief work and finishing, the rescue group forgets urgent counterweight is taken off, when elevator resumes operation, may cause the parts of urgent counterweight and lift appliance to bump and impact, thereby make the serious adverse consequences of lift appliance appearance.This utility model has designed and has detected urgent counterweight and whether be suspended on the detecting device of compensation on the rope for this reason.In the bottom of hoist trunk the detection photoelectric switch is set.When the illuminating part of photoelectric switch and the light beam between the light accepting part are blocked, then expression urgent counterweight this moment is positioned on the compensation rope.However, this utility model still exists some significantly not enough.
At first, during owing to car and counterweight motion, suffered friction force is bigger, and 50~100kg is generally arranged, so in order to break the balance between car and the counterweight, often need urgent counterweight heavier, the quantity of urgent counterweight may be many.When not needing emergency relief, urgent counterweight is placed on the bottom of hoist trunk, will occupy bigger space, thereby makes the survival space of hoist trunk significantly reduce so on the one hand; On the other hand, because the quantity of urgent counterweight is many, urgent counterweight need be hung over time of compensation rope and all long during rescue from the time that the compensation rope takes off; Simultaneously urgent counterweight hangs over length on the compensation rope and also requires longly, and urgent counterweight need hang over than higher place, brings the danger of installation like this to the rescue group.
Secondly, because the Heavy Weight of urgent counterweight certainly will will increase cost.
At last, whether hang over the detecting device that compensates on the rope,, have certain risk because it detects by the photoelectric switch that is installed in the hoist trunk bottom although this utility model has designed urgent counterweight.The one,, if the position that photoelectric switch is installed is improper, may cause photoelectric switch can't detect the position of urgent counterweight.When the position of installing as photoelectric switch is relatively lower, and the position of salvage work's urgent counterweight when finishing is than higher, and photoelectric switch can't detect the position of urgent counterweight like this.Like this, still can exist the rescue group to forget urgent counterweight is taken off, bring potential safety hazard to lift appliance.The 2nd,, for photoelectric switch is installed, must design corresponding photoelectric switch erecting frame, increase cost.
The utility model content
The technical problems to be solved in the utility model provides a kind of lift appliance, can work safely and reliably when lift appliance needs emergency relief, and realize that the required cost of emergency relief function is low, rescue efficiency is high.
For solving the problems of the technologies described above, lift appliance of the present utility model, comprise hoist trunk, the actuating device of the car of lifting in hoist trunk, counterweight and the lifting of driving car, roll up the rope between drive pulley, car and the counterweight that hangs over described actuating device, be installed in the compensation rope of car and counterweight bottom, the car guide rail that is used for the car guiding, the weight guide that is used for the counterweight guiding, it is characterized in that: the bottom that is positioned at described hoist trunk is provided with a rod member and and is fixedly installed on support on described car guide rail or the weight guide; One end of described support and rod member is connected by a turning cylinder, and the middle part of described rod member is connected with described compensation rope, and the other end of described rod member is provided with urgent counterweight; Described urgent counterweight can be passed through rod member, and the rope of pulling compensation downwards moves up or down thereby drive car; During emergency relief, described urgent counterweight can be passed through rod member, and the rope of pulling compensation downwards moves up or down thereby drive car, realizes emergency relief.
The power of rope can be amplified by rod member because employing said structure, urgent counterweight are recompensed, and therefore can reduce the weight (the required quantity of corresponding urgent counterweight reduces) of urgent counterweight; So both reduce cost, and also can improve the efficient (quantity of urgent counterweight reduces and the installation site reduces, favourable raising rescue group's operation) of implementing rescue; In addition, urgent counterweight is also smaller to the survival space influence of hoist trunk bottom.
Description of drawings
Below in conjunction with accompanying drawing and preferred embodiment the utility model is described in further detail:
Fig. 1 is the block diagram of the utility model embodiment one lift appliance main portion;
Fig. 2 is the block diagram of the utility model embodiment two lift appliance main portions.
Embodiment one
Referring to shown in Figure 1, in embodiment one of the present utility model, described lift appliance comprises hoist trunk 1, the car 4 of lifting in hoist trunk 1, counterweight 6 and have drive pulley 3 and make the actuating device 2 of described car 4 liftings.Roll up the rope 8 between drive pulley 3, car 4 and the counterweight 6 that hangs over described actuating device 2.One compensation rope 9 is installed in the bottom of car 4 and counterweight 6.The car guide rail 5 that is used for car 4 guiding is used for the weight guide 7 that counterweight 6 leads, and is fixed on support 10 and detecting device 14 on the weight guide 7.One end of rod member 12 is connected with support 10 by turning cylinder 11, and urgent counterweight 13 is connected with the other end of rod member 12.Compensation rope 9 and rod member 12 that clamping element 15 will be positioned at counterweight 6 belows link together.
By diagram as can be known, the connection location of urgent counterweight 13 and rod member 12 is to the distance of turning cylinder 11, with the connection location of compensation rope 19 and rod member to the distance of turning cylinder 11 than at least greater than 2, the weight of therefore urgent counterweight 13 can reduce (promptly counterweight 13 required quantity reduce thereupon).Like this can cost-cutting, improve rescue efficiency, reduce survival space influence to hoist trunk 1 bottom.
By the diagram as can be known, detecting device 14 is installed on the weight guide 7, and be positioned at support 10 near.As long as support 10 is installed on the weight guide 7, detecting device 14 can detect support 10 like this, can guarantee that lift appliance can not move when urgent counterweight 13 is not removed fully, and lift appliance is perfectly safe.Detecting device 14 is installed on the weight guide 7 in addition, will save the erecting frame of installation and measuring device 14, favourable saving cost.
Above the rescue process of described lift appliance be, when outage and car 4 and counterweight 6 occurring and be in state of equilibrium, the rescue group enters the bottom of hoist trunk 1, support 10 is installed on the weight guide 7, and be positioned at the detected position of detecting device 14 energy, after being installed in turning cylinder 11 and rod member 12 on the support 10, urgent counterweight 13 is hung over an end of rod member 12, will compensate rope 9 and rod member 12 couples together by clamping element 15.Subsequently, the drg of actuating device 2 is declutched, car 4 is with upward movement.Near car 4 runs to the flat bed zone, open goalkeeper's trapped personnel of car 4 and save out.After the rescue action is finished, support 10, turning cylinder 11, rod member 12, urgent counterweight 13 and clamping element 15 are removed, and be placed on the bottom of hoist trunk 1; Elevator just can normally move then.
Embodiment two
Referring to shown in Figure 2, be that with the difference of embodiment one support 10 and detecting device 14 are installed on the car guide rail 5, the clamping element 15 compensation rope 9 that will be positioned at car 4 belows links together with rod member 13 simultaneously.When implementing emergency relief, car 4 moves downward like this.
More than by embodiment, the utility model is had been described in detail, formation is to restriction of the present utility model but these are not.Under the situation that does not break away from the utility model principle, those skilled in the art also can make many distortion and improvement, and these also should be considered as protection domain of the present utility model.

Claims (5)

1, a kind of lift appliance, comprise hoist trunk, the actuating device of the car of lifting in hoist trunk, counterweight and the lifting of driving car, roll up the rope between drive pulley, car and the counterweight that hangs over described actuating device, be installed in the compensation rope of car and counterweight bottom, the car guide rail that is used for the car guiding, the weight guide that is used for the counterweight guiding, it is characterized in that: the bottom that is positioned at described hoist trunk is provided with a rod member and and is fixedly installed on support on described car guide rail or the weight guide; One end of described support and rod member is connected by a turning cylinder, and the middle part of described rod member is connected with described compensation rope, and the other end of described rod member is provided with urgent counterweight; Described urgent counterweight can be passed through rod member, and the rope of pulling compensation downwards moves up or down thereby drive car.
2, lift appliance as claimed in claim 1 is characterized in that: the connection location of described urgent counterweight and described rod member is to the distance of turning cylinder, with described rod member and described compensation rope connection location to the distance of described turning cylinder than being at least 2.
3, lift appliance as claimed in claim 1 is characterized in that: described rod member is connected with the compensation rope that is positioned at the cage side bottom.
4, lift appliance as claimed in claim 1 is characterized in that: described rod member is connected with the compensation rope that is positioned at the counterweight side lower part.
5, lift appliance as claimed in claim 1 is characterized in that: on described car guide rail or weight guide, be provided with one and detect described support and whether be fixed on detecting device on described car guide rail or the weight guide.
CNU2008200606454U 2008-07-08 2008-07-08 Elevator apparatus Expired - Lifetime CN201240728Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200606454U CN201240728Y (en) 2008-07-08 2008-07-08 Elevator apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200606454U CN201240728Y (en) 2008-07-08 2008-07-08 Elevator apparatus

Publications (1)

Publication Number Publication Date
CN201240728Y true CN201240728Y (en) 2009-05-20

Family

ID=40714021

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200606454U Expired - Lifetime CN201240728Y (en) 2008-07-08 2008-07-08 Elevator apparatus

Country Status (1)

Country Link
CN (1) CN201240728Y (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101962145A (en) * 2010-10-13 2011-02-02 日立电梯(中国)有限公司 Weight balancing device of elevator compensating bar structure
CN104444710A (en) * 2014-09-28 2015-03-25 苏州福沃斯电梯有限公司 Elevator
CN108584615A (en) * 2018-01-30 2018-09-28 上海盛蒂斯自动化设备股份有限公司 A kind of elevator device
CN110116949A (en) * 2018-02-06 2019-08-13 株式会社日立制作所 Emergency relief utensil and lift appliance
CN110356947A (en) * 2018-03-26 2019-10-22 富士达株式会社 Elevator and guide device
EP3878789A1 (en) * 2020-03-10 2021-09-15 KONE Corporation A method for releasing safety gears, and a stalling detector

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101962145A (en) * 2010-10-13 2011-02-02 日立电梯(中国)有限公司 Weight balancing device of elevator compensating bar structure
CN104444710A (en) * 2014-09-28 2015-03-25 苏州福沃斯电梯有限公司 Elevator
CN108584615A (en) * 2018-01-30 2018-09-28 上海盛蒂斯自动化设备股份有限公司 A kind of elevator device
CN110116949A (en) * 2018-02-06 2019-08-13 株式会社日立制作所 Emergency relief utensil and lift appliance
CN110356947A (en) * 2018-03-26 2019-10-22 富士达株式会社 Elevator and guide device
CN110356947B (en) * 2018-03-26 2021-07-23 富士达株式会社 Elevator and guiding device
EP3878789A1 (en) * 2020-03-10 2021-09-15 KONE Corporation A method for releasing safety gears, and a stalling detector

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GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20090520