CN210339990U - Hoistway type elevator self-rescuing and escaping device - Google Patents
Hoistway type elevator self-rescuing and escaping device Download PDFInfo
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- CN210339990U CN210339990U CN201920647381.0U CN201920647381U CN210339990U CN 210339990 U CN210339990 U CN 210339990U CN 201920647381 U CN201920647381 U CN 201920647381U CN 210339990 U CN210339990 U CN 210339990U
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Abstract
The utility model provides a well formula elevator device of getting rid of poverty of saving oneself includes: wire rope direction wheelset saves oneself, save oneself wire rope reel, save oneself wire rope counter weight limiting plate, worm gear and flat bed bolt device, save oneself the wire rope reel and fix in the car top, the worm gear sets up in the car to be connected with the wire rope reel of saving oneself through drive mechanism, so that worm gear control saves oneself the wire rope reel and rotates, the wire rope direction wheelset of saving oneself fixes at the well top, the wire rope of saving oneself hangs and establishes on the wire rope direction wheelset of saving oneself, and one end is around establishing on the wire rope reel of saving oneself, and the other end is connected with the wire rope counter weight of saving oneself, flat bed bolt device sets up on the car for fix the car at the. The utility model discloses simple structure can realize elevator stranded personnel and save oneself and get rid of poverty, has outstanding technological progress.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to a hoistway type elevator self-rescue escaping device.
Background
Elevators should be installed in high-rise buildings of seven or more stories, such as residential buildings and office buildings, etc., according to building codes. Such installations in residential or office buildings are usually a hoistway-type elevator, mainly for the transport of people or goods between floors in a vertical direction. In addition, there is a low-rise elevator mainly for private use, such as a villa elevator, which usually has 2-6 floors and also adopts a hoistway-type layout. As a necessary vehicle, namely an elevator, for people to go out at present, the elevator provides convenient service for people, meanwhile, the problems of elevator failure and people trapping are the potential safety hazards which need to be paid high attention to by people, time or business opportunities are delayed slightly, and injuries and casualties are caused seriously.
Among the prior art, well formula elevator includes the well usually, and the car is to heavy, hauler, wire rope to and car pulley, counter weight pulley, stand car guide rail, counter weight guide rail etc. in the well. Normally, a traction machine is fixed at the top of a hoistway, a steel wire rope is wound on a counterweight, the traction machine and a car, the traction machine serves as a power source to drag the steel wire rope to drive the car to ascend and descend, and the counterweight is used for balancing the weight of the car so as to achieve the energy-saving effect.
The elevator is taken as an electromechanical integrated device, and a fault condition is inevitably generated in the long-term running lifting process of the elevator. Normally, when the car reaches a certain floor and stops, the car door is opened, and the floor of the car is flush with the floor, namely, flat, so that passengers can conveniently get in and out of the car. However, when a fault is encountered during the operation of the elevator, such as a power failure, or other faults cause a protective band-type brake of a traction machine, the elevator car is likely to be suddenly stopped in a non-leveling zone of the elevator shaft, namely between floors. The consequences of an elevator failure are generally: the elevator can not be used up and down, so that people trapped in the elevator car only need to wait for the elevator professional to rescue and cannot rescue by themselves. If the inside personnel of car can not get in touch with outside rescue personnel, often cause outside personnel to rescue untimely, this causes very big potential safety hazard for the elevator passenger, secondly, even if the inside personnel of car open the car door and save oneself, because the car stops between the floor, the elevator passenger faces is the well, falls very easily and causes the bodily injury accident.
SUMMERY OF THE UTILITY MODEL
In view of the above disadvantages and shortcomings of the prior art, the technical problem to be solved by the present invention is to provide a device, which can help a person trapped in a car to get out of the car by self when the elevator has a fault and is out of level.
In order to solve the technical problem, the technical scheme provided by the application is as follows:
a well formula elevator device of getting rid of poverty of saving oneself, well formula elevator device of getting rid of poverty of saving oneself includes: the self-rescue steel wire rope guide wheel set, the self-rescue steel wire rope reel, the self-rescue steel wire rope counterweight limiting plate, a worm gear and a flat bed bolt device, wherein the self-rescue steel wire rope reel is fixed above the lift car, the worm gear is arranged in the lift car and is connected with the self-rescue steel wire rope reel through a transmission mechanism so as to enable the worm gear to control the self-rescue steel wire rope reel to rotate, the self-rescue steel wire rope guide wheel set is fixed at the top of the hoistway, the self-rescue steel wire rope is hung on the self-rescue steel wire rope guide wheel set, one end of the self-rescue steel wire rope reel is wound on the self-rescue rope reel, the other end of the self-rescue steel wire rope counterweight limiting, for fixing the car in the current position when the car is on a flat floor.
Compared with the prior art, the method has the following technical effects:
this technical scheme has increased a car flat bed device and safety arrangement on current device's basis, break down when the elevator, when stopping between the floor, the user that is stranded in the car waves worm gear and worm and drive transmission, thereby enable to save oneself the rope reel and rotate to coil and pack up the wire rope of saving oneself, the wire rope counter weight of saving oneself shifts up, move up and save oneself the wire rope counter weight limiting plate contact until saving oneself, continue to wave worm gear, under to heavy effect, the car is dragged to heavily shifting up, continue to shift up until the flat bed position when the car, the flat bed bolt device that sets up in the car can fix the car at current flat bed position, prevent that the car from continuing to move, prevent elevator sudden call back car automatic operation. This technical scheme simple structure, convenient operation cooperatees with current elevator device, can realize that the elevator is stranded personnel and get rid of poverty by oneself.
Further, flat bed bolt device includes bolt pull rod and picture peg, the bolt pull rod is fixed in the car, the picture peg is fixed on the car guide rail of each layer flat bed position, and when the car flat bed, the bolt pull rod inserts the picture peg and fixes the car in the current position.
Further, be equipped with safety switch on the flat bed bolt device, safety switch sets up on bolt pull rod and the picture peg, safety switch is connected with the safety circuit of elevator, works as the bolt pull rod is extracted by external force or when the bolt pull rod inserts the picture peg, safety switch opens, prevents the car operation. The safety switch is arranged to prevent the elevator car from running by controlling the elevator safety loop, so as to prevent the elevator from continuing running after a sudden call.
Furthermore, the bolt pull rod is fixed at a position more than half of the height of the cage body of the cage. The bolt pull rod is arranged on the upper part of the car and accords with the ergonomic standard.
Further, still be fixed with bolt pull rod spacing groove on the car, the bolt pull rod with bolt pull rod spacing groove swing joint, under the exogenic action, the bolt pull rod is extracted from bolt pull rod spacing groove.
Further, well formula elevator device of getting rid of poverty of saving oneself still includes direction wire rope and direction wire rope fixed plate, direction wire rope one end is fixed on the direction wire rope fixed plate of well bottom, and the other end is fixed on the wire rope counter weight limiting plate of saving oneself.
Further, direction wire rope fixed plate, the wire rope counter weight of saving oneself and the wire rope counter weight limiting plate of saving oneself are located same plumb line, direction wire rope provides guide effect and restriction for the wire rope counter weight of saving oneself follows car reverse movement.
Furthermore, the number of the guide steel wire ropes is not less than 2.
Furthermore, the number of the guide steel wire rope fixing plates is matched with that of the guide steel wire ropes.
The application further provides a method for operating the hoistway type elevator self-rescue escaping device, when the elevator is in failure, personnel can operate the following steps after being trapped in the car to enable the elevator to reach the purpose of escaping from the elevator flat bed:
s1: and manually pulling out the bolt pull rod of the flat-layer bolt device from the bolt pull rod limiting groove.
S2: the worm gear drives the self-rescue steel wire rope winding drum through the transmission mechanism to coil the self-rescue steel wire rope, the self-rescue steel wire rope is continuously coiled until the self-rescue steel wire rope counterweight is limited by the self-rescue steel wire rope counterweight limiting plate, and the lift car is dragged and lifted under the action of gravity of the counterweight, so that the lift car is leveled.
S3: after the lift car moves to the leveling position, the plug pin pull rod is inserted into the insertion plate, and the safety switch on the insertion plate is opened to prevent the lift car from continuously running.
The operation method is simple and feasible, and is beneficial to quick self-help escape of trapped personnel.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1: a structural schematic diagram of the prior art;
FIG. 2: the structure of one embodiment of the application is schematic;
FIG. 3: based on the schematic structure diagram of FIG. 2 along the A-A direction;
FIG. 4: based on the schematic structure diagram along the B-B direction in FIG. 2;
FIG. 5: a plan view of an embodiment of the present application;
FIG. 6: an enlarged schematic view of a flat bed latch apparatus of the present application;
in the figure:
hauler 0, car 1, to heavy 2, the wire rope direction wheelset 3 of saving oneself, the wire rope 4 of saving oneself, the wire rope reel 5 of saving oneself, the wire rope counter weight 6 of saving oneself, the wire rope counter weight limiting plate 7 of saving oneself, worm gear 8, flat bed bolt device 9, bolt pull rod 91, picture peg 92, drive mechanism 10, direction wire rope 11, direction wire rope fixed plate 12.
Detailed Description
The following detailed description of the embodiments of the present application, which is provided in connection with the accompanying drawings, further illustrates the advantages of the present application and the technical advantages of the present application compared with the prior art, and it should be understood that the following examples are only detailed for the preferred embodiments of the present application and should not be construed as limiting the technical solutions of the present application.
As shown in fig. 1, the hoistway-type elevator is installed in a hoistway, and generally includes a hoist 0 as a power source, a car 1 for carrying persons or goods, a counterweight 2 for balancing the weight of the car, a wire rope or steel belt 4, a car pulley, a counterweight pulley, a car guide rail, a counterweight guide rail, and the like, in which the hoist 0 is fixed to the top of the hoistway, the wire rope is wound around the hoist 0, the counterweight 1, and the car 2, the hoist 0 drags the wire rope to move the car 1 up and down, the counterweight 2 balances the weight of the car 1, the burden of the hoist 0 is reduced, and the dragging efficiency is improved. The application provides a well formula elevator device of getting rid of poverty of saving oneself, the setting is in well formula elevator, equal to on the basis of the current well formula elevator device that figure 1 shows car leveling device and safety arrangement have been increased, utilize this car leveling device and safety arrangement, when the elevator breaks down, when the car stops between the floor, stranded personnel can operate this car leveling device in the car makes the car leveling and can not continue to remove because of the incoming telegram or other reasons, be convenient for stranded personnel reach the purpose of saving oneself.
As shown in fig. 2 to 5, the present application provides an embodiment in which a hoistway-type elevator is disposed in a hoistway, and includes a car 1 for carrying people or goods, and a counterweight 2 for balancing the weight of the car. Well formula elevator device of getting rid of poverty of saving oneself mainly includes: the self-rescue steel wire rope comprises a self-rescue steel wire rope guide wheel group 3, a self-rescue steel wire rope 4, a self-rescue steel wire rope reel 5, a self-rescue steel wire rope counterweight 6, a self-rescue steel wire rope counterweight limiting plate 7, a worm gear 8 and a flat bolt device 9. When the elevator normally operates, the self-rescue steel wire rope counterweight 6 reversely moves up and down along with the car 1, and the running directions of the counterweight 2 and the car 1 are also opposite, so that the weight of the car 2 is balanced, and the aim of saving energy is fulfilled.
Save oneself wire rope reel 5 fixes in 1 top of car, worm gear 8 sets up in car 1 to be connected with wire rope reel 5 of saving oneself through drive mechanism 10, wave worm gear 8's handle, can control 5 rotations of wire rope reel of saving oneself. The wire rope direction wheelset 3 of saving oneself is fixed at the well top, 4 strings of wire rope of saving oneself are established on the wire rope direction wheelset 3 of saving oneself, and one end is around establishing on the wire rope reel 5 of saving oneself, and the other end is connected with wire rope counter weight 6 of saving oneself, forms the fixed pulley system, the direction of the change force. The self-rescue steel wire rope 4 can be coiled up by controlling the rotation of the self-rescue steel wire rope reel 5, so that the self-rescue steel wire rope counterweight 6 is driven to move upwards.
The self-rescue steel wire rope counterweight limiting plate 7 is fixed in the hoistway, arranged above the self-rescue steel wire rope counterweight 6 and below the self-rescue steel wire rope guide wheel set 3 and used for limiting the upward moving position of the self-rescue steel wire rope counterweight 6. When the elevator breaks down, when stopping between the floor, stranded personnel rock worm gear 8, drive wire rope reel 5 of saving oneself through drive mechanism 10 and coil wire rope 4 of saving oneself, and wire rope counter weight 6 of saving oneself rises thereupon, rises to touching wire rope limiting plate 7 of saving oneself until wire rope counter weight 6 of saving oneself. The worm gear 8 is further shaken, and the car 1 is dragged up to the leveling position under the action of the counterweight 2.
The leveling bolt device 9 is arranged on the car 1 and used for fixing the car 1 at the current position when the car 1 is leveled. In one embodiment of the present application, as shown in fig. 6, the leveling latch mechanism includes a latch pull 91 and a latch plate 92, the latch pull 91 is disposed in the car and can move with the car 1, and the latch plate 92 is disposed on the car guide rail at each leveling position. Preferably, the latch pull rod 91 is fixed at a position above half of the height of the cage 1, so that the standard of human engineering is met, and the design is more humanized. Still be fixed with bolt pull rod spacing groove on the car 1, under the condition of car 1 normal operating, bolt pull rod 91 inserts at bolt pull rod spacing inslot, with bolt pull rod spacing groove swing joint. When the elevator encounters a fault, trapped people exert external force on the plug pin pull rod 91 in the car, and can pull out the plug pin pull rod 91 from the plug pin pull rod limiting groove. Rocking worm gear 8 and driving wire rope reel 5 of saving oneself, car 1 is dragged under the effect of counterpoise 2, and when car 1 was about to reach the flat bed position, bolt pull rod 91 fixed on the car contacted with picture peg 92, and bolt pull rod 91 automatic shrink is provided with the picture peg hole that matches with bolt pull rod 91 size on the picture peg 92, and when car 1 moved the flat bed position, bolt pull rod 91 was gone into in the picture peg 92 downthehole, prevented that car 1 from continuing to move. The flat bed bolt device 9 is a first safety protection device of the self-rescue escaping device provided by the technical scheme, and the car 1 stops running by utilizing a mechanical mode after the car 1 reaches the flat bed.
The flat bed plug pin device 9 is further provided with a safety switch, and in the preferred embodiment, the plug pin pull rod 91 and the plug board 92 are both provided with safety switches, and the safety switches are connected with a safety loop of the elevator. In this embodiment, the safety switch is an automatic reset switch.
When the bolt pull rod 91 is pulled out of the bolt pull rod limiting groove, a safety switch on the bolt pull rod 91 is triggered to be opened, and a safety loop of the elevator is cut off to prevent the car 1 from running.
When the plug pull rod 91 is inserted into the plug board 92, a safety switch on the plug board 92 is triggered to be opened, and a safety loop of the elevator is cut off to prevent the car 1 from running.
The safety switch is a second safety protection device of the self-rescue escaping device provided by the technical scheme, and prevents the car 1 from suddenly running under the condition of suddenly switching on the power supply. In the embodiment, safety switches are arranged on the plug pull rod 91 and the plug board 92, mainly to prevent the safety switches from being out of work. When the safety switch on the plug pin pull rod 91 or the plug board 92 fails, one safety switch still works normally, and the safety loop of the elevator can still be cut off; if the safety switches on the plug pin pull rod 91 and the plug board 92 are both failed, the flat plug pin device 9 can still play a safety protection role.
In the embodiment of this application, well formula elevator is saved oneself and is got rid of poverty device still includes direction wire rope 11 and direction wire rope fixed plate 12, 11 one end of direction wire rope is fixed on the direction wire rope fixed plate 12 of well bottom, and the other end is fixed on saving oneself wire rope counter weight limiting plate 7, direction wire rope 11, direction wire rope fixed plate 12, the wire rope counter weight 6 of saving oneself and saving oneself wire rope counter weight limiting plate 7 are located same plumb line, direction wire rope 11 provides guide effect and restriction for saving oneself wire rope counter weight 6 save oneself wire rope counter weight 6 and follow 1 reverse movement of car.
In the embodiment provided by the present application, there are 2 guide steel wire ropes 11, the number of the guide steel wire rope fixing plates 12 matches the number of the guide steel wire ropes 11, and the bottom of each guide steel wire rope 11 is fixed at the bottom of the hoistway by one guide steel wire rope fixing plate 12. The quantity of direction wire rope 11 can set up more than 2, as long as can guarantee that self-rescue wire rope counter weight 6 can reciprocate on direction wire rope 11, reach with this application the same effect can, this application specific protection scope does not use this as the limit.
The self-rescue steel wire rope 4 and the guide steel wire rope 11 can be replaced by self-rescue steel belts or guide steel belts as long as the same effect as the self-rescue steel wire rope can be achieved, and the specific protection range of the self-rescue steel wire rope is not limited by the self-rescue steel belts or the guide steel belts.
In the embodiment of this application, when the elevator breaks down, car 1 stops between the floor (non-flat bed state), and stranded personnel can realize saving oneself and getting rid of poverty according to following step operation well formula elevator device of getting rid of poverty of saving oneself in the elevator:
s1: inside the car 1, the plug-pin pull rod 91 is pulled out from the plug-pin pull rod limit groove. At this time, the safety switch on the plug pull rod 91 is turned on to cut off the safety loop of the elevator, thereby preventing the elevator from continuing to run after a sudden call.
S2: the handle of the worm gear 8 is shaken to drive the self-rescue steel wire rope reel 5 through the transmission mechanism 10. In the embodiment of the present application, the transmission mechanism 10 is a synchronous sprocket, and cooperates with the worm gear 8 to realize worm gear transmission. The timing sprocket may be replaced with other types of transmission 10, and the specific scope of the present application is not limited thereto. The worm gear 8 linkage synchronous sprocket drives the wire rope reel 5 of saving oneself and coils wire rope 4 of saving oneself, and the wire rope counter weight 6 of saving oneself moves upward this moment, moves upward until contacting after saving oneself wire rope counter weight limiting plate 7 when saving oneself wire rope counter weight 6, continues to wave worm gear 8, drives 1 rebound of car, under the action of gravity to 2, realizes 1 flat bed of car.
S3: when the lift car 1 moves to the position close to reach the leveling level, the plug pin pull rod 91 moves along with the lift car until the plug pin pull rod is contacted with the plug board 92 on the lift car guide rail fixed at the leveling level position, the plug pin pull rod 91 automatically contracts, and after the lift car reaches the leveling level, the plug pin pull rod 91 is inserted into the plug board hole on the plug board 92 and locked on the plug board 92. The insertion of the latch pull rod 91 into the insert 92 may give a safety indication that the trapped person has reached the leveling position, since the person trapped in the car 1 cannot tell whether the leveling position has been reached. When the plug pin pull rod 91 is inserted into the plug board 92, the safety switch on the plug board 92 can be triggered to be turned on, and the safety switch is connected with a safety loop of the elevator, so that the power supply of the elevator can be disconnected after a sudden call, the car 1 is prevented from continuously running, and another important guarantee is provided for the safe running of the self-rescue escaping device.
The above embodiments are merely provided to illustrate the technical solutions of the present application and not to limit the present application, and the present application is described in detail with reference to the preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made in the present invention without departing from the spirit and scope of the present invention, and the scope of the appended claims should be accorded the full scope of the present invention.
Claims (9)
1. The utility model provides a well formula elevator device of getting rid of poverty of saving oneself which characterized in that, well formula elevator device of getting rid of poverty of saving oneself includes: the self-rescue steel wire rope guide wheel set, the self-rescue steel wire rope reel, the self-rescue steel wire rope counterweight limiting plate, a worm gear and a flat bed bolt device, wherein the self-rescue steel wire rope reel is fixed above the lift car, the worm gear is arranged in the lift car and is connected with the self-rescue steel wire rope reel through a transmission mechanism so as to enable the worm gear to control the self-rescue steel wire rope reel to rotate, the self-rescue steel wire rope guide wheel set is fixed at the top of the hoistway, the self-rescue steel wire rope is hung on the self-rescue steel wire rope guide wheel set, one end of the self-rescue steel wire rope reel is wound on the self-rescue steel wire rope reel, the other end of the self-rescue steel wire, for fixing the car in the current position when the car is on a flat floor.
2. The hoistway-type elevator self-rescue escaping device as claimed in claim 1, wherein the landing bolt device comprises a bolt pull rod and a plug board, and when the car is in a landing, the bolt pull rod is inserted into the plug board to fix the car at the current position.
3. The hoistway-type elevator self-rescue escaping device according to claim 2, wherein a safety switch is arranged on the flat floor bolt device, the safety switch is connected with a safety loop of the elevator, and when the bolt pull rod is pulled out by external force or inserted into the inserting plate, the safety switch is opened to prevent the car from running.
4. The hoistway-type elevator self-rescuing and escaping device of claim 2, wherein the latch pull rod is fixed at a position more than half of the height of the cage of the car.
5. The hoistway-type elevator self-rescue escaping device according to claim 2, wherein a bolt pull rod limiting groove is further fixed on the car, the bolt pull rod is movably connected with the bolt pull rod limiting groove, and the bolt pull rod is pulled out from the bolt pull rod limiting groove under the action of external force.
6. The hoistway-type elevator self-rescuing and escaping device of claim 1, further comprising a guide steel wire rope and a guide steel wire rope fixing plate, wherein one end of the guide steel wire rope is fixed on the guide steel wire rope fixing plate at the bottom of the hoistway, and the other end of the guide steel wire rope is fixed on the self-rescuing steel wire rope counterweight limiting plate.
7. The hoistway-type elevator self-rescue escaping device according to claim 6, wherein the guide steel wire rope, the guide steel wire rope fixing plate, the self-rescue steel wire rope counterweight and the self-rescue steel wire rope counterweight limiting plate are positioned on the same plumb line, and the guide steel wire rope provides a guide effect for the self-rescue steel wire rope counterweight and limits the self-rescue steel wire rope counterweight to move along with the car in the reverse direction.
8. The hoistway-type elevator self-rescuing and escaping device of claim 7, wherein not less than 2 guide wire ropes are provided.
9. The hoistway-type elevator self-rescuing and escaping device of claim 7, wherein the number of the guide wire rope fixing plates is matched with the number of the guide wire ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920647381.0U CN210339990U (en) | 2019-05-07 | 2019-05-07 | Hoistway type elevator self-rescuing and escaping device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920647381.0U CN210339990U (en) | 2019-05-07 | 2019-05-07 | Hoistway type elevator self-rescuing and escaping device |
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| CN210339990U true CN210339990U (en) | 2020-04-17 |
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| CN201920647381.0U Active CN210339990U (en) | 2019-05-07 | 2019-05-07 | Hoistway type elevator self-rescuing and escaping device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217663A (en) * | 2019-05-07 | 2019-09-10 | 周晓锋 | Hatchway type elevator is saved oneself escaping apparatus and its operating method |
| CN114261864A (en) * | 2021-12-31 | 2022-04-01 | 湖南大举信息科技有限公司 | Emergency rescue method for cable-free self-driven elevator |
-
2019
- 2019-05-07 CN CN201920647381.0U patent/CN210339990U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217663A (en) * | 2019-05-07 | 2019-09-10 | 周晓锋 | Hatchway type elevator is saved oneself escaping apparatus and its operating method |
| CN114261864A (en) * | 2021-12-31 | 2022-04-01 | 湖南大举信息科技有限公司 | Emergency rescue method for cable-free self-driven elevator |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230427 Address after: C207, Building 1, No. 120 Rongjiang Road, Industrial Zone, Songjiang District, Shanghai, 201600 Patentee after: Shanghai Fengke Home Elevator Co.,Ltd. Address before: 201609 No. 1152, Yexin Road, Yexie Town, Songjiang District, Shanghai Patentee before: Zhou Xiaofeng |
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| TR01 | Transfer of patent right |