CN1257822A - Elevator system capable of using as elevator cage and maintaining elevator - Google Patents

Elevator system capable of using as elevator cage and maintaining elevator Download PDF

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Publication number
CN1257822A
CN1257822A CN 99126499 CN99126499A CN1257822A CN 1257822 A CN1257822 A CN 1257822A CN 99126499 CN99126499 CN 99126499 CN 99126499 A CN99126499 A CN 99126499A CN 1257822 A CN1257822 A CN 1257822A
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CN
China
Prior art keywords
elevator
ceiling
elevator cage
cage
ladder
Prior art date
Application number
CN 99126499
Other languages
Chinese (zh)
Inventor
H·沃奇
K·F·肖普斯
Original Assignee
奥蒂斯电梯公司
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
Priority to US22046498A priority Critical
Priority to US09/220,464 priority
Application filed by 奥蒂斯电梯公司 filed Critical 奥蒂斯电梯公司
Publication of CN1257822A publication Critical patent/CN1257822A/en

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Abstract

The invention provides an elevator system which includes elevator well limited in the enclosure structure such as building or house. An elevator cage is movably arranged in the elevator well, and which includes ceiling having a movable part which can extend downwards from elevating position covering the cage to descent position within the cage as a ladder leading to the cage outside. Elevator driving equipments, for example, driving motor and driving chain wheel, are arranged at the top of the elevator well and adjacent to the cage top when the cage is at the top position, therefore, it is easy and safe to enter into the elevator driving equipment by employing the elevator ceiling in descent position as a ladder from the elevator cage.

Description

Elevator cage and the dual-purpose elevator device of maintenance ladder

The present invention relates to elevator device on the whole, relates in particular to comprise having removable roof and safeguard the Machineroom-less elevator system repair the elevator cage that ladder is integrated.

It is very high to build the elevator(lift) machine room expense.Expense comprises the cost of building machine room, the necessary structure of weight of supporting machine room and lift facility, and the cost (for example, in Japan and elsewhere the method at sunshine being arranged) of correlation properties such as sunshade.

Developed the elevator device of avoiding the machine room expense.Because the very difficult or danger close of elevator passage, for especially true the maintainer mechanically who is operated in the control elevator motion in elevator, therefore, these elevator devices are difficult to install and maintenance.For example, in order to enter the elevator drive equipment that is placed in the space, the elevator crown, inspection or maintainer must make on themselves top ceiling that is positioned at the elevator cage usually, and this is pretty troublesome, and important security consideration is arranged.

For example, on October 7th, 1997, disclosed Japanese patent application NO.08073429 adopted a kind of separable elevator cage top ceiling by cable suspended.Hawser is attached on the crank, and this crank is used to make separable elevator cage top ceiling to be reduced to elevator below one enough distances, makes the workman can lift stand finish the maintenance of adjacent lift facility on the compartment top ceiling.The shortcoming of this method is to need the such additional equipment of inclosure to protect the workman.In addition, always have certain danger, the workman may be subjected to the extruding of elevator cage or be subjected to the elevator cage and the elevator top ceiling between restriction.

Therefore, the purpose of this invention is to provide a kind of elevator device that does not have machine room, this system has avoided the above-mentioned shortcoming relevant with existing elevator device.

According to a first aspect of the invention, elevator device comprises the elevator in the encirclement structure that is limited to as building or house.The elevator cage is placed in the elevator and can moves along elevator, the elevator cage comprises the elevator cage top ceiling, described top ceiling has at least one moveable part, and described moveable part can extend downwardly into landing place from the raised position that covers the elevator cage to serve as the ladder that leads to the outside, elevator cage in the elevator cage.Elevator drive equipment, for example driving motor and drive pulley, top, elevator cage when being arranged on the crown part of elevator and being in the extreme higher position with the compartment in elevator is adjacent, thus, the elevator top ceiling when being in landing place and serving as ladder can enter elevator drive equipment easily safely in the elevator cage.

According to a second aspect of the invention, the elevator cage comprises the elevator cage top ceiling with at least one moveable part, and this moveable part extends downwardly into landing place in the elevator cage to serve as the ladder that leads to elevator cage outside from the raised position that covers the elevator cage in the elevator cage.

The invention has the advantages that elevator device reduced greatly the space with the relevant cost of organic machine room-free elevator system.

Second advantage of the present invention is to have simplified design and can enters elevator drive equipment from safety in the elevator cage.

Crown distance minimization between elevator cage top ceiling when the 3rd advantage of the present invention is to make the elevator top ceiling and is in the highest operating position in elevator, be that to hold the inspection and maintenance personnel necessary during the lift facility of this distance in entering space, the elevator crown, thus, the size of elevator device and laid down cost are all reduced.

The 4th advantage of the present invention is that changing the elevator cage top ceiling into ladder provides a kind of device that in case of emergency leaves the elevator cage.

With reference to specification sheets and accompanying drawing, will make other advantages of the present invention become obvious.

Fig. 1 shows according to embodiments of the invention to be in the schematic elevator lateral plan of the elevator top ceiling of raised position at the elevator device at elevator top;

Fig. 2 is the schematic elevator lateral plan that shows the elevator device of elevator top ceiling Fig. 1 between raised position and landing place;

Fig. 3 shows the schematic elevator lateral plan of elevator top ceiling at the elevator device of Fig. 1 of landing place;

Fig. 4 shows that according to a second embodiment of the present invention the elevator ceiling portion launches and the schematic elevator lateral plan of the elevator device between rising and landing place.

With reference to figure 1, embody elevator device of the present invention by reference marker 10 whole expressions.Elevator device comprises the elevator 12 with such encirclement structure 14 definition in for example building or house.Having the elevator cage 16 that is connected to the elevator pulley below the compartment is located at and is used in the elevator 12 moving along the there.Some elevator drive equipments, for example driving motor 20 and corresponding driving pulley 22 are located in abutting connection with the top of the elevator 12 of the top ceiling 24 of elevator 12.Counterweight 28 is connected to the top with it corresponding counterweight pulley 30 is connected to elevator cage 16 through hawser 32, and it can be circle or flat, is used for moving in balance elevator cage when elevator 12 moves up or down.

To describe as following, as shown in Figure 1, when the elevator cage is in the highest operable position in elevator, some elevator drive equipments as driving motor 20 and drive pulley 22 so preferably with the top 26 of elevator cage 16 in abutting connection with placements.But, driving arrangement can be located in the elevator 12 and along on any upright position of elevator by adopting elevator device of the present invention to be suitable for using.

Show wherein a kind of in several possible cable structures with way of example among Fig. 1.Hawser 32 has first and second ends 34,36 that are fixed in elevator 12 tops, and more particularly, these two ends all are connected on the top ceiling of elevator.Hawser 32 extends downwards from its first end 34, around counterweight pulley 30, move in curves, extend upward around drive pulley 22 and move in curves, extend downwards through elevator pulley 18,18 and support (underslings) elevator cage 16, extend upward then at its second end 36 and stop, thus, hawser 32 whenever moves two unit of length, and elevator cage 16 moves a unit of length.

Elevator cage 16 comprises base plate 38, at least one is from the upwardly extending sidewall 40 of base plate, and top ceiling movably, by reference marker 42 whole expressions, it has covered the inside (Fig. 1) of elevator cage when being in raised position, when being in landing place, in the elevator cage, serve as ladder, so that provide passage (Fig. 2 and 3) for some elevator drive equipments of compartment outside.Top ceiling 42 preferably includes is hiding the plate that is exposed to the rung 46,46 on the upside 48 on its bottom side 44.As shown in Figure 1,16 inside extends to second or free end 52 from first end 50 in the elevator cage to be in top ceiling 42 on the raised position.Top ceiling 42 can be independent member, but preferably include a plurality of laminate components, for example member 54a, 54b and 54c, they are to be intermeshing slidably and each other, so that the deployed condition that the contraction state of the length that makes top ceiling when top ceiling is in raised position is stretched to top ceiling when being in landing place serving as ladder in elevator 12.For example, some members 54 can comprise suspension hook 56, and suspension hook can be selected and the engagement of the crosspiece 46 of release and adjacent members, thereby adjust the length of ladder 42.Perhaps, can adopt other known in ladder field devices to adjust or expand the length of ladder, for example launch ladder sections, this is being described below with reference to Fig. 4.

A kind of device that the such pivot of hinge for example 58 is installed on top ceiling 42 is pivotally attached to the first end 50 of top ceiling 42 on the top 26 of sidewall 40.A kind of device that releasedly top ceiling 42 is fixed on raised position is for example locked or pivotable frame 60, and this device is pivotally connected on the sidewall 40 of the elevator cage 16 of second or the free end 52 of top ceiling.The lock or frame 60 define area supported 62, it latched position below free end 52 lower surfaces of top ceiling 42 engagement with the supporting and top ceiling is remained on the raised position.When position after being in release of lock or frame 60 (preferably shown in Fig. 2 and 3), the area supported 62 of frame 60 no longer meshes and supports the free end 52 of the top ceiling 42 that is in raised position, thereby 16 inside rotate in the elevator cage in order to serve as ladder permission top ceiling.

As shown in Figure 1, when the top ceiling 42 of elevator cage 16 was in raised position, the lower surface of the free end 52 of the area supported 62 engagement top ceilings 42 of lock or frame 60 was with the supporting free end, thereby the maintenance top ceiling is in raised position.When top ceiling 42 leads to the outside of elevator cage 16 as ladder, by make frame along camber line 64 rotate make lock or frame 60 from shown in solid-state latched position move to shown in the releasing position of mirage attitude, make the area supported 62 of frame rotate and leave the free end 52 of top ceiling.When frame 60 was in the releasing position, the area supported 62 of frame no longer meshed and supports the free end 52 of top ceiling.

As shown in Figure 2, hinge 58 makes the free end 52 of the nothing supporting of top ceiling 42 rotate along camber line 66, so that top ceiling moved to the landing place that serves as ladder.Serve as ladder top ceiling 42 can by integrally along its length direction with respect to the member 54a sliding component 54b direction of arrow 68 (promptly) with integrally come extension length with respect to member 54b sliding component 54c (being the direction of arrow 68) along its length direction, make ladder with from the elevator cage 16 top 26 extend to the angle of inclination of base plate 38, as shown in Figure 3.Perhaps, ladder can be whole vertically 16 top 26 extends to base plate 38 from the elevator cage.

As shown in Figure 3, top ceiling when serving as ladder 42 allows to check or the maintainer 16 inside climbs to its top by cat ladder from the elevator cage, so that at an easy rate from being positioned at the outside and entering in abutting connection with the compartment elevator equipment on top, compartment.An advantage of the invention is: with respect to the exemplary position that enters this equipment, for example on the elevator cage top ceiling, to enter lift facility easier, safer in 16 inside from the elevator cage.Another advantage of the present invention is: when being in its extreme higher position along elevator, the supervisory personnel of access arrangement provides enough spatial accommodations above the elevator cage top ceiling in order to give, need between elevator top ceiling and elevator cage top ceiling space, the crown to be set, the present invention has reduced space, the needed this crown.Space, the crown in the elevator to minimize the more compact structure, the cost that make elevator device cheaper.In addition, top ceiling is converted to ladder and also provides a kind of device in emergency circumstances leaving the elevator cage.

Figure 4 shows that elevator device 100 according to second embodiment of the invention.Among the embodiment of Fig. 1-3, same reference numerals is represented same parts.

Except elevator top ceiling and ladder structure, elevator device 100 is similar with the elevator device 10 of Fig. 1-3 basically.As shown in Figure 4, be pivotally attached to the top 26 of elevator cage 16 by hinge 58 by the elevator top ceiling of reference marker 102 whole expressions.As shown in Figure 4, top ceiling 102 comprises a plurality of members, and for example member 104,106.The member 104 that can comprise crosspiece 46,46 is pivotally attached to crosspiece member 106 by hinge 108.The width of member 106 is narrower than the width of member 104 slightly, so that member 106 can fold up in member 104, thereby top ceiling is placed with contraction state in its raised position.When top ceiling moved to its landing place that serves as ladder, narrow member 106 rotated about 180 ° around hinge 108, so that elongate or ladder is placed with the extended configuration that 16 the top 58 from the elevator cage extends to its base plate 38.

Although invention has been described and explanation according to exemplary embodiment, but those skilled in the art is to be understood that, under the situation of theme of the present invention and scope, carrying out aforementioned and various other changes, delete or augment form of the present invention and details.For example, the part top ceiling is fixed, and the part top ceiling is movably to serve as ladder.In addition, also can adopt other lockout mechanisms to descend unintentionally to prevent top ceiling.In addition, can adopt air cylinder or other safety apparatuss to participate in top ceiling descends and prevents the too fast decline of top ceiling.Therefore, the foregoing description is illustrative and nonrestrictive.

Claims (22)

1. elevator device comprises:
Elevator;
The elevator cage, be placed in the elevator and can move along elevator, the elevator cage comprises the elevator cage top ceiling, described top ceiling has at least one moveable part, and described moveable part can extend downwardly into landing place from the raised position that covers the elevator cage to serve as the ladder that leads to the outside, elevator cage in the elevator cage; And
Be placed on the lift facility in the elevator.
2. elevator device according to claim 1, wherein, elevator drive equipment comprises the elevator drive electrical motor.
3. elevator device according to claim 1, wherein, the elevator cage top ceiling has first and second or free end, and first end is pivotally attached to the top of elevator cage at first end, makes top ceiling can forward the landing place that serves as ladder from the raised position that covers the elevator cage to.
4. elevator device according to claim 1, wherein, the elevator cage top ceiling comprises a plurality of members, and the contraction state when described member relative to each other can be in position, the crown along member length from top ceiling moves to the extended configuration of top ceiling when landing place serves as ladder.
5. elevator device according to claim 4, wherein, described a plurality of member is in laminated under contraction state, and comprise the device that is attached to described member, described device is used for discharging and slidably with the engagement of member and adjacent members, realize top ceiling when being in raised position contraction state and the extended configuration when being in landing place and serving as ladder between move.
6. elevator device according to claim 5, wherein, geared assembly comprise at least one be attached at least one releasedly with member that crosspiece on the adjacent members is meshed on suspension hook.
7. elevator device according to claim 4, wherein, each member is pivotally connected on the adjacent members, is in folding or contraction state to allow adjacent members when top ceiling is in raised position, and when top ceiling is in landing place, be in launch or extended configuration to serve as ladder.
8. elevator device according to claim 4 wherein, extends to elevator cage base plate from top, elevator cage at the elevator cage top ceiling that serves as ladder on the landing place and be in extended configuration in the elevator cage.
9. elevator device according to claim 1 also comprises the device that releasedly top ceiling is remained on raised position.
10. elevator device according to claim 9, wherein, holding device comprises the turret that can turn to the releasing position from latched position, described comprises area supported, described area supported meshes below the free end of top ceiling when being in latched position so that top ceiling is remained on raised position, and the engagement of when the releasing position, decontroling area supported and top ceiling free end, thereby allow top ceiling to move to landing place.
11. elevator device according to claim 1, wherein, the moveable part of elevator cage top ceiling can extend downwardly into landing place in an angle of inclination in the elevator cage.
12. elevator device according to claim 1, wherein, the top of the elevator cage when lift facility is placed on the crown part of elevator and is in its extreme higher position with the compartment in elevator is adjacent.
13. an elevator cage comprises that the landing place that can move to from the raised position that covers the elevator cage in the elevator cage is to serve as the top ceiling of the ladder that leads to the outside, elevator cage.
14. elevator cage according to claim 13, wherein, the elevator cage top ceiling has first end and second or free end, first end is rotationally coupled to the top of elevator cage at first end, makes top ceiling can turn to the landing place that serves as ladder from the raised position that covers the elevator cage.
15. elevator cage according to claim 13, wherein, the elevator cage top ceiling comprises a plurality of members, and the contraction state when described member relative to each other can be in position, the crown along member length from top ceiling moves to the extended configuration of top ceiling when landing place serves as ladder.
16. elevator cage according to claim 15, wherein, described a plurality of member is in laminated under contraction state, and comprise the device that is attached to described member, described device is used for discharging and slidably with the engagement of member and adjacent members, realize top ceiling when being in raised position contraction state and the extended configuration when being in landing place and serving as ladder between move.
17. elevator cage according to claim 16, wherein, geared assembly comprise at least one be attached at least one releasedly with member that crosspiece on the adjacent members is meshed on suspension hook.
18. elevator cage according to claim 15, wherein, each member is pivotally connected on the adjacent members, allowing adjacent members when top ceiling is in raised position, to be in folding or contraction state, and when top ceiling is in landing place, be in launch or extended configuration to serve as ladder.
19. elevator cage according to claim 15 wherein, extends to the elevator cage base plate with the angle of inclination from top, elevator cage at the elevator cage top ceiling that serves as ladder on the landing place and be in extended configuration in the elevator cage.
20. elevator cage according to claim 13 also comprises the device that releasedly top ceiling is remained on raised position.
21. elevator cage according to claim 20, wherein, holding device comprises the turret that can turn to the releasing position from latched position, described comprises area supported, described area supported meshes below the free end of top ceiling when being in latched position so that top ceiling is remained on raised position, and the engagement of when the releasing position, decontroling area supported and top ceiling free end, thereby allow top ceiling to move to landing place.
22. elevator cage according to claim 13, wherein, the moveable part of elevator cage top ceiling can extend downwardly into landing place in an angle of inclination in the elevator cage.
CN 99126499 1998-12-23 1999-12-22 Elevator system capable of using as elevator cage and maintaining elevator CN1257822A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US22046498A true 1998-12-23 1998-12-23
US09/220,464 1998-12-23

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CN1257822A true CN1257822A (en) 2000-06-28

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1923659B (en) * 2005-08-30 2010-11-03 因温特奥股份公司 Method for carrying out maintenance and inspection work in an elevator system
CN103085947A (en) * 2012-10-15 2013-05-08 大连理工大学 Hourglass type ocean engineering floating structure
WO2018104578A1 (en) * 2016-12-09 2018-06-14 Kone Corporation Elevator car with a working platform

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1923659B (en) * 2005-08-30 2010-11-03 因温特奥股份公司 Method for carrying out maintenance and inspection work in an elevator system
CN103085947A (en) * 2012-10-15 2013-05-08 大连理工大学 Hourglass type ocean engineering floating structure
WO2018104578A1 (en) * 2016-12-09 2018-06-14 Kone Corporation Elevator car with a working platform

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