CN102795520B - Elevator without machine room - Google Patents
Elevator without machine room Download PDFInfo
- Publication number
- CN102795520B CN102795520B CN201110141651.9A CN201110141651A CN102795520B CN 102795520 B CN102795520 B CN 102795520B CN 201110141651 A CN201110141651 A CN 201110141651A CN 102795520 B CN102795520 B CN 102795520B
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- protective door
- maintenance
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- switch
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Abstract
The invention discloses an elevator without a machine room. The elevator comprises a car, an elevator hoistway (1), a dragging steel wire rope, a dragging machine (2), a control cabinet and a counterweight device, wherein the dragging machine is arranged at any floor of a building; an overhauling hole (3) is formed in the side wall of the elevator hoistway and opposite to the dragging machine (2); and the overhauling hole is provided with an overhauling protective door (4). The elevator is characterized in that a micro switch (5) is arranged at the joint of the overhauling protective door (4) and the overhauling hole (3); and when the overhauling protective door (4) is opened, the elevator is instantly in an overhauling state. The elevator has the advantages that the elevator is simple in structure and low in cost, and has stable performance; the elevator is convenient to maintain; simultaneously, the safety of maintenance personnel and passengers is guaranteed to the maximum extent; and the emergency maintenance time is saved, so that a phenomenon that panic is caused among the passengers is avoided.
Description
Technical field
The present invention relates to a kind of elevator, especially a kind of machine-roomless lift with maintenance hole and safety protective door.
Background technology
On traditional elevator hoistways top or bottom be useful on the machine room of install machinery equipment, machine-roomless lift is that machinery and equipment is mounted in hoistway, thereby cancel the machine room of hoistway top or bottom, so not only can save building area, reduce building cost, also help the space that building designers give free rein to one's imagination and innovate.
Current known machine-roomless lift is that towing machine and control housing are arranged on the sidewall of well headroom; Or be arranged in the sidewall of elevator hoistways.For convenient, towing machine is carried out to maintenance repair and maintenance, the sidewall of elevator hoistways is provided with maintenance hole, and the maintenance position in hole and the position of towing machine are corresponding, and this maintenance hole is also provided with maintenance protective door.As Chinese patent CN 200946061Y, the machine-roomless lift of mechanical equipment installation in elevator well channel wall, open day on September 12nd, 2007.This patent is exactly to be provided with rectangle hole at the sidewall of elevator hoistways, and the arranged outside at rectangle hole has fire protection gate, in the time that needs are safeguarded elevator, opens fire protection gate and just can keep in repair the mechanical equipment of fire protection gate inner side.But it is not high that the shortcoming of this patent is safety, no matter which kind of situation, once fire protection gate is opened, elevator still can continue operation, this has left potential safety hazard just to maintainer or passenger.
Summary of the invention
In order to overcome machine-roomless lift low shortcoming of safety in the time overhauling in prior art, the invention provides a kind of machine-roomless lift, this machine-roomless lift, simple in structure, stable performance, the feature that cost is low, safe.
The technical scheme that the present invention solves its technical matters employing is: a kind of machine-roomless lift, comprise: car, elevator hoistways, traction steel-cable, towing machine, control housing, counterweight, towing machine is arranged on arbitrary floor of building, be provided with maintenance hole at the sidewall of elevator hoistways, the maintenance position in hole and the position of towing machine are corresponding, this maintenance hole is also provided with maintenance protective door, it is characterized in that: be provided with micro-switch at maintenance protective door with the position that maintenance hole is connected, in the time that maintenance protective door is opened, elevator is immediately in inspecting state.
Be provided with micro-switch at maintenance protective door with the position that maintenance hole is connected, in the time that maintenance protective door is opened, elevator is immediately in inspecting state.So no matter which kind of situation, once maintenance protective door is opened, the micro-switch being connected with apparatus for controlling elevator will send signal, makes elevator enter immediately inspecting state, elevator is out of service, to guarantee maintainer and passenger safety.
Preferably maintenance hole is provided with and the doorframe that overhauls protective door and match, micro-switch is arranged on the top of doorframe, micro-switch comprises micro-switch seat and switch contact, switch contact is connected with the top of maintenance protective door, in the time that maintenance protective door is opened, the switch contact of maintenance protective door is extracted from micro-switch seat, and elevator is out of service immediately; Preferably micro-switch seat is arranged on one end of the inner side maintenance protective door unlatching of doorframe, and described micro-switch is connected with elevator operation electrical safety loop.
Preferably maintenance protective door is provided with window; The area of window is 5%～90% of maintenance protective door area, and towing machine is arranged on the below of window; Preferably the area of window is 5%～30% of maintenance protective door area.
Preferably towing machine and maintenance hole are arranged on top layer or the B1 of building, also be provided with the doorframe backplate that stops maintenance protective door to be opened to elevator hoistways inner side in the inner side of doorframe, micro-switch is arranged on the side of doorframe backplate towards elevator hoistways, preferably overhauls protective door and is also provided with lock and handle.
Preferably the lower edge in maintenance hole is than the high 0cm～20cm of the ground level of this floor.
Preferably towing machine is fastened in maintenance hole by bearing beam; More preferably bearing beam comprises the girder steel of two コ fonts.
Preferably towing machine is than the high 30cm～50cm of the ground level of this floor; More preferably towing machine is than the high 30cm～35cm in the ground of this floor.
Preferably towing machine comprises brake turning gear, and described brake turning gear is arranged on the side of towing machine towards maintenance protective door.
Preferably maintenance protective door is by being arranged on slideway upper and lower outside maintenance hole and overhauling hole and be connected.
Preferably micro-switch is arranged on bilge logs, micro-switch comprises micro-switch seat and switch contact, micro-switch seat is connected with bilge logs, switch contact is connected with the top of maintenance protective door, in the time that maintenance protective door is opened, extract from micro-switch seat with the switch contact that maintenance protective door is connected, elevator is out of service immediately; Preferably micro-switch is arranged on one end of the inner side maintenance protective door unlatching of bilge logs, and described micro-switch is connected with elevator operation electrical safety loop.
The invention has the beneficial effects as follows, this elevator structure without machine room is simple, and stable performance is easy to operate, safe and efficient, is that the perfection of high-quality and human nature service embodies.
Brief description of the drawings
Below in conjunction with accompanying drawing, machine-roomless lift of the present invention is described in detail.
Fig. 1 is the block diagram of machine-roomless lift of the present invention.
Fig. 2 is the front view of machine-roomless lift of the present invention.
Fig. 3 is the front view of machine-roomless lift of the present invention in the time that maintenance protective door is opened.
Fig. 4 is the left view of machine-roomless lift maintenance protective door of the present invention.
Fig. 5 is the birds-eye view of machine-roomless lift maintenance protective door of the present invention.
Fig. 6 is the cutaway view of Figure 1A-A direction.
Fig. 7 is the front view of machine-roomless lift the second embodiment of the present invention.
1. elevator hoistways in figure, 2. towing machine, 21. jigger wheels, 22. spanners that declutch, 3. maintenance hole, 31. doorframes, 311. slideways, 32. hinges, 33. doorframe backplates, 34. girder steels, 4. maintenance protective door, 42. windows, 43. locks, 44. handles, 5. micro-switch, 51. micro-switch seats, 52. switch contacts, 6. elevator door.
Detailed description of the invention
Embodiment 1
At Fig. 1, in Fig. 2, machine-roomless lift of the present invention comprises: the car of passenger-carrying, elevator hoistways 1, traction steel-cable, towing machine 2, control housing, counterweight, towing machine can be arranged on arbitrary floor of building as required, for convenient, towing machine is carried out to maintenance repair and maintenance, be provided with maintenance hole 3 at the sidewall of elevator hoistways, the position in maintenance hole is corresponding with the position of towing machine 2, this maintenance hole is also provided with maintenance protective door 4, be provided with micro-switch 5 at maintenance protective door 4 with the position that maintenance hole 3 is connected, in the time that maintenance protective door 4 is opened, elevator is immediately in inspecting state.The benefit of design is like this, no matter in which kind of situation, once maintenance protective door is opened, the micro-switch being connected with apparatus for controlling elevator will send signal, make elevator enter immediately inspecting state, elevator is out of service, to guarantee maintainer and passenger's safety.If elevator development emergency, need opening protection function door operation towing machine, first to stop elevator operation, and protective door may be not together with the switch that stops elevator operation, can delay like this repairing time, in addition in elevator if any passenger, passenger runs into such emergency situation and easily produces fear, can also save the repairing time so be provided with at protective door the micro-switch that stops elevator operation, avoid the advantage of passenger's fear.
Traction machine of elevator without engine room is according to the actual conditions of building or user's requirement, can be arranged in the left side well enclosure or right side well enclosure or rear well enclosure outside the projection of vertical direction in car and hoistway, also can be arranged in hoistway and in front well enclosure, also be a left side for car main guide rail, right, in rear and front well enclosure, and towing machine, the position of control housing is not limited to certain one deck of hoistway, but comprise hoistway top layer, pit is at interior any one deck, and the layout of machine-roomless lift safety inspection protective door according to towing machine parts arrange and fixed.Therefore, machine-roomless lift safety inspection protective door can be arranged in left side well enclosure outward flange or right side well enclosure outward flange or rear well enclosure outward flange and the front well enclosure outward flange outside the projection of vertical direction in car and hoistway, also be left and right, the rear and front well enclosure outward flange of car main guide rail, and can arrange by random layer, not limited by floor.Towing machine and safety inspection door are set like this and not only can save building area, reduce building cost, be also convenient to current maintenance.
The concrete structure of machine-roomless lift of the present invention is shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6.Maintenance hole 3 is provided with and the doorframe 31 that overhauls protective door 4 and match, micro-switch 5 is arranged on the top of doorframe 31, micro-switch 5 comprises micro-switch seat 51 and switch contact 52, switch contact 52 is connected with the top of maintenance protective door 4, in the time that maintenance protective door 4 is opened, the switch contact 52 of maintenance protective door is extracted from micro-switch seat 51, and elevator is out of service immediately.Such design comparison is simple and practical, and micro-switch 5 can know whether safety inspection door is opened easily, and the doorframe 31 that maintenance hole arranges can make to overhaul protective door 4 Convenient switches; Micro-switch 5 is arranged on the top of doorframe 31, i.e. upper left side, and micro-switch 5 is not easy to be touched by other objects, has ensured sensitivity and the service life of micro-switch.Micro-switch 5 is arranged on the inner side of doorframe 31 and overhauls one end that protective door 4 is opened at first, micro-switch 5 is more difficult is like this touched by other objects, further ensured the sensitive and service life of micro-switch, described micro-switch 5 is connected with elevator operation electrical safety loop.Maintenance protective door 4 is connected by hinge 32 with doorframe 31.
Maintenance protective door 4 is provided with window 42, and the area of window 42 is 5%～90% of maintenance protective door 4 areas, and towing machine 2 is arranged on the below of window 42.This machine-roomless lift safety inspection protective door has been offered window, can observe by window the running condition such as towing machine, steel rope of the left side or right side or rear side and the front side that are arranged in hoistway, by clickwise or inhour rotation or the stall of traction sheave, determine rising or the decline of elevator or stop; Also can find the appearance such as towing machine, traction steel-cable situation simultaneously; Can accomplish that so particularly surface abrasion and the wire drawing etc. of hoist ropes check meticulously to elevator transmission and associated components thereof stopping elevator operation in the situation that.Therefore, the design of its window, not only for the maintenance of elevator has brought convenience, and has won the valuable time with terraced for client.The area of window is large, and natural daylight easily sees through, and does not need extra lighting source just can observe the inside of safety inspection door, but considers other factors such as its shock resistance and fire prevention, and preferably the area of window is 5%～30% of maintenance protective door area.
Towing machine 2 and maintenance hole 3 are arranged on top layer or the B1 of building, and towing machine 2 and maintenance hole 3 are arranged on the top layer of building can save steel rope; The B1 that towing machine 2 and maintenance hole 3 are arranged on building can reduce noise.Also be provided with the doorframe backplate 33 that stops maintenance protective door 4 to be opened to elevator hoistways inner side in the inner side of doorframe 31; micro-switch 5 is arranged on the side of doorframe backplate 33 towards elevator hoistways; the effect of doorframe backplate 33 is to stop maintenance protective door 4 to be opened to elevator hoistways inner side; namely overhauling protective door 4 can only open to hoistway outside, sensitivity and service life that shock when doorframe backplate 33 can also be protected micro-switch 5 not overhauled protective door 4 to close improves micro-switch.Maintenance protective door 4 is also provided with lock 43 and handle 44, and maintainer just can open maintenance protective door 4 at the outer key that needs of maintenance protective door 4, and maintainer does not need key can open maintenance protective door 4 in maintenance protective door 4 yet.
The lower edge of maintenance hole 3 or maintenance protective door 4 is than the high 0cm～20cm of the ground level of this floor.When such a height can ensure to flood in corridor, lower edge block water just as threshold in maintenance hole enters in maintenance hole, the service life of improving elevator.
Towing machine is fastened in maintenance hole by bearing beam, bearing beam comprises the girder steel 34 of two コ fonts, towing machine is raised and is fixed by bearing beam, towing machine 2 is than the high 30cm～50cm of the ground level of this floor, maintainer does not need not enter hoistway space so does not need to squat down yet and just can keep in repair towing machine, more convenient.In order to save girder steel, and consider the height of towing machine and maintainer's average height, towing machine 2 is advisable than the high 30cm～35cm in the ground of this floor, towing machine is elevated the fixing effect that can also play guard rail, prevents and stops that maintainer falls in hoistway accidentally or maintainer is tripped by towing machine.
Towing machine 2 comprises brake turning gear, and described brake turning gear is arranged on the side of towing machine 2 towards maintenance protective door 4.Car turning gear comprises jigger wheel 21, and hinged one wrench 22 that declutches on its support, when meeting chance failure and implementing rescue, can unclamp after band-type brake, with setting stick Moving plate wheel 21, car is moved to stop nearby, opens the door and puts people.Have safe, easy, save time, labour-saving feature.
The top of overhauling in addition protective door 4 can also arrange the sensor of monitoring cigarette and/or fire, if run into cigarette and/or fire can stop elevator operation immediately.
Advantage of the present invention is simple in structure, stable performance, and cost is low, in convenient for maintaining elevator, the maintainer who farthest ensures and passenger's safety.
Embodiment 2
The present embodiment is to consider that the other space of the hoistway wall adjacent with towing machine is smaller, if being set, a maintenance protective door 4 may open inconvenience, practical way is maintenance protective door 4 to be arranged to the form of sliding door, overhaul protective door 4 by being arranged on being connected with maintenance hole 3 of bilge logs 311 and glide path 311 outside maintenance hole, maintenance protective door 4 can horizontally slip on slideway 311.See Fig. 7.
Micro-switch 5 is arranged on bilge logs, micro-switch 5 comprises micro-switch seat 51 and switch contact 52, micro-switch seat 51 is connected with bilge logs, switch contact 52 is connected with the top of maintenance protective door 4, in the time that maintenance protective door 4 is opened, extract from micro-switch seat 51 with the switch contact 52 that maintenance protective door is connected, elevator is out of service immediately, micro-switch 5 is arranged on the inner side of bilge logs 311 and overhauls one end that protective door 4 is opened at first, and described micro-switch 5 is connected with elevator operation electrical safety loop.
The benefit of the present embodiment is the space of saving maintenance outside, hole, and can ensure maintainer's safety.
Technical characterictic in embodiment 1 all can be applied in embodiment 2, all independent assortments mutually of the technical characterictic in 2 embodiment.The present invention is not only applicable to common passenger elevator without machine room, is also applicable to machine room Sightseeing Lift, machine room doctor's ladder and machine room large-tonnage Cargo Lift etc., has powerful survivability and good development prospect.
Claims (13)
1. a machine-roomless lift, comprise: car, elevator hoistways (1), traction steel-cable, towing machine (2), control housing, counterweight, towing machine is arranged on arbitrary floor of building, be provided with maintenance hole (3) at the sidewall of elevator hoistways, the position in maintenance hole is corresponding with the position of towing machine (2), this maintenance hole is also provided with maintenance protective door (4), it is characterized in that: be provided with micro-switch (5) at maintenance protective door (4) with the position that maintenance hole (3) is connected, in the time that maintenance protective door (4) is opened, elevator is immediately in inspecting state, maintenance hole (3) is provided with and the doorframe (31) that overhauls protective door (4) and match, micro-switch (5) is arranged on the top of doorframe (31), micro-switch (5) comprises micro-switch seat (51) and switch contact (52), switch contact (52) is connected with the top of maintenance protective door (4), in the time that maintenance protective door (4) is opened, the switch contact (52) of maintenance protective door is extracted from micro-switch seat (51), elevator is out of service immediately, micro-switch seat (51) is arranged on one end of inner side maintenance protective door (4) unlatching of doorframe (31), described micro-switch (5) is connected with elevator operation electrical safety loop, also be provided with the doorframe backplate (33) that stops maintenance protective door (4) to be opened to elevator hoistways inner side in the inner side of doorframe (31), micro-switch (5) is arranged on the side of doorframe backplate (33) towards elevator hoistways.
2. machine-roomless lift according to claim 1, is characterized in that: maintenance protective door (4) is provided with window (42); The area of window (42) is 5%～90% of maintenance protective door (4) area, and towing machine (2) is arranged on the below of window (42).
3. machine-roomless lift according to claim 2, is characterized in that: the area of window is 5%～30% of maintenance protective door area.
4. according to the machine-roomless lift described in any one in claim 1～3, it is characterized in that: towing machine (2) and maintenance hole (3) are arranged on top layer or the B1 of building, also be provided with the doorframe backplate (33) that stops maintenance protective door (4) to be opened to elevator hoistways inner side in the inner side of doorframe (31), micro-switch (5) is arranged on the side of doorframe backplate (33) towards elevator hoistways.
5. machine-roomless lift according to claim 4, is characterized in that: maintenance protective door is also provided with lock (43) and handle (44).
6. according to the machine-roomless lift described in any one in claim 1～3, it is characterized in that: the lower edge in maintenance hole is than the high 0cm～20cm of the ground level of this floor.
7. according to the machine-roomless lift described in any one in claim 1～3, it is characterized in that: towing machine is fastened in maintenance hole by bearing beam.
8. machine-roomless lift according to claim 7, is characterized in that: bearing beam comprises the girder steel (34) of two コ fonts.
9. according to the machine-roomless lift described in any one in claim 1～3, it is characterized in that: towing machine (2) is than the high 30cm～50cm of the ground level of this floor.
10. machine-roomless lift according to claim 9, is characterized in that: towing machine (2) is than the high 30cm～35cm in the ground of this floor.
11. according to the machine-roomless lift described in any one in claim 1～3, it is characterized in that: towing machine comprises brake turning gear, and described brake turning gear is arranged on the side of towing machine (2) towards maintenance protective door (4).
12. according to the machine-roomless lift described in claim 1～3, it is characterized in that: maintenance protective door by be arranged on maintenance outside hole upper and lower slideway (311) with overhaul hole (3) and be connected.
13. machine-roomless lifts according to claim 12, it is characterized in that: micro-switch (5) is arranged on bilge logs, micro-switch (5) comprises micro-switch seat (51) and switch contact (52), micro-switch seat (51) is connected with bilge logs, switch contact (52) is connected with the top of maintenance protective door (4), in the time that maintenance protective door (4) is opened, extract from micro-switch seat (51) with the switch contact (52) that maintenance protective door is connected, elevator is out of service immediately; Micro-switch (5) is arranged on one end of inner side maintenance protective door (4) unlatching of bilge logs (311), and described micro-switch (5) is connected with elevator operation electrical safety loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110141651.9A CN102795520B (en) | 2011-05-27 | 2011-05-27 | Elevator without machine room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110141651.9A CN102795520B (en) | 2011-05-27 | 2011-05-27 | Elevator without machine room |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102795520A CN102795520A (en) | 2012-11-28 |
| CN102795520B true CN102795520B (en) | 2014-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110141651.9A Expired - Fee Related CN102795520B (en) | 2011-05-27 | 2011-05-27 | Elevator without machine room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102795520B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6247559B1 (en) * | 1998-11-02 | 2001-06-19 | Inventio Ag | Elevator with machine room below |
| CN2615110Y (en) * | 2003-04-22 | 2004-05-12 | 酒井建国 | Non-cage lift |
| CN1868848A (en) * | 2005-05-25 | 2006-11-29 | 上海三菱电梯有限公司 | Control device of elevator |
| CN1876548A (en) * | 2005-06-08 | 2006-12-13 | 上海三菱电梯有限公司 | Elevator device without equipment room |
| CN2923625Y (en) * | 2006-06-19 | 2007-07-18 | 广州日立电梯有限公司 | Mounting structure of machine house-free elevator inspecting repairing device |
| CN200946061Y (en) * | 2006-08-10 | 2007-09-12 | 广州东方电梯有限公司 | Elevator without machine room with machine equipment installed inside the elevator well channel wall |
-
2011
- 2011-05-27 CN CN201110141651.9A patent/CN102795520B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6247559B1 (en) * | 1998-11-02 | 2001-06-19 | Inventio Ag | Elevator with machine room below |
| CN2615110Y (en) * | 2003-04-22 | 2004-05-12 | 酒井建国 | Non-cage lift |
| CN1868848A (en) * | 2005-05-25 | 2006-11-29 | 上海三菱电梯有限公司 | Control device of elevator |
| CN1876548A (en) * | 2005-06-08 | 2006-12-13 | 上海三菱电梯有限公司 | Elevator device without equipment room |
| CN2923625Y (en) * | 2006-06-19 | 2007-07-18 | 广州日立电梯有限公司 | Mounting structure of machine house-free elevator inspecting repairing device |
| CN200946061Y (en) * | 2006-08-10 | 2007-09-12 | 广州东方电梯有限公司 | Elevator without machine room with machine equipment installed inside the elevator well channel wall |
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| Publication number | Publication date |
|---|---|
| CN102795520A (en) | 2012-11-28 |
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Granted publication date: 20141119 Termination date: 20210527 |