CN115924691B - Elevator car top safety escape device - Google Patents
Elevator car top safety escape device Download PDFInfo
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- CN115924691B CN115924691B CN202310019744.7A CN202310019744A CN115924691B CN 115924691 B CN115924691 B CN 115924691B CN 202310019744 A CN202310019744 A CN 202310019744A CN 115924691 B CN115924691 B CN 115924691B
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- plate
- locking
- car body
- closing plate
- ladder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Cage And Drive Apparatuses For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
本申请提供一种电梯轿厢用轿顶安全逃生装置，包括有轿厢本体所述轿厢本体包括有由多块侧板围绕形成的矩形厢体以及设置在矩形厢体上下两端的顶板和底板，在所述顶板上设置有逃生通孔，在逃生通孔上铰接安装有封闭板，所述封闭板的外端设置有可伸缩爬梯组件，在所述顶板上还设置有第一锁定机构、第二锁定机构以及刹车机构；其可伸缩爬梯组件是可进行伸缩的，从而使其爬梯尽量的往下伸出，便于乘客爬上爬梯逃生，另外，当封闭板开启的同时，可通过传动机构驱动刹车机构工作，而刹车机构能够与电梯井道壁面接触，从而起到锁定轿厢本体的作用，防止轿厢本体意外坠落，让乘客快速逃生。
The present application provides a car top safety escape device for an elevator car, comprising a car body, the car body comprising a rectangular car body formed by a plurality of side panels, and a top plate and a bottom plate arranged at the upper and lower ends of the rectangular car body, an escape through hole being arranged on the top plate, a closing plate being hingedly mounted on the escape through hole, a retractable ladder assembly being arranged at the outer end of the closing plate, and a first locking mechanism, a second locking mechanism and a brake mechanism being further arranged on the top plate; the retractable ladder assembly is retractable so that the ladder can be extended as far as possible downward, so that passengers can climb up the ladder to escape, and in addition, when the closing plate is opened, the brake mechanism can be driven to work by the transmission mechanism, and the brake mechanism can contact the wall of the elevator shaft, thereby locking the car body to prevent the car body from accidentally falling and allowing passengers to escape quickly.
Description
Technical Field
The application relates to the technical field of elevators, in particular to a car roof safety escape device for an elevator car.
Background
In the operation process of the elevator, the phenomena of falling, blocking and the like of the elevator are possibly caused by equipment aging or interference of external factors, at this time, the elevator door cannot be normally opened, so that trapped people can escape from the trapped elevator car through the escape structure arranged at the top of the elevator car for quick self-rescue or rescue.
The existing car suspended ceiling escape structure still has certain problems, and the specific problems are that 1, the general car suspended ceiling escape structure has simple structure, and an escape through hole is arranged at the top of a car, so that a person is difficult to climb up the escape through hole; 2, because vibration is easy to generate in the escape process, the car can possibly fall accidentally, and the safety is lower.
Disclosure of Invention
The application aims to provide a car roof safety escape device for an elevator car, which aims to solve at least one problem in the background technology.
The application is realized by the following technical scheme:
the car body comprises a rectangular car body formed by surrounding a plurality of side plates, and a top plate and a bottom plate which are arranged at the upper end and the lower end of the rectangular car body, wherein an escape through hole is formed in the top plate, a sealing plate is hinged to the escape through hole, a telescopic climbing ladder component is arranged at the outer end of the sealing plate, a first locking mechanism, a second locking mechanism and a braking mechanism are further arranged on the top plate, the first locking mechanism is used for locking the sealing plate in a horizontal state of the sealing escape through hole, the second locking mechanism is used for locking the sealing plate in a vertical state of opening the escape through hole, the braking mechanism can be in contact with the wall surface of an elevator shaft, a transmission mechanism is further arranged between the braking mechanism and the sealing plate, and the transmission mechanism can drive the braking mechanism to work in the opening process.
In some embodiments, the telescopic ladder assembly comprises a first ladder arranged on the outer end wall surface of the closing plate, and a second ladder is arranged on the first ladder in a sliding manner along the length direction of the closing plate.
In some embodiments, the outer end wall surface of the closing plate is bilaterally symmetrically provided with a stop block, a chute is arranged on the inner side of the stop block, a limiting groove is formed in the chute, guide blocks are arranged on the left side and the right side of the second ladder stand, a limiting block is arranged on the guide blocks, the guide blocks are arranged in the chute in a sliding mode, and the limiting block is arranged in the limiting groove in a sliding mode.
In some embodiments, the first locking mechanism comprises a micro push rod motor arranged on the top plate, a push rod of the micro push rod motor is provided with a movable seat, the lower end of the movable seat movably extends into the car body and is connected with a baffle rod, and one end of the baffle rod extends to the lower end of the sealing plate.
In some embodiments, a rope is arranged at one end, far away from the hinged end, of the closing plate, a unidirectional swing limiting plate is arranged on the moving seat, two ends of the rope are connected to the closing plate, the rope is fixed on the moving seat through the unidirectional swing limiting plate, and when the moving seat drives the unidirectional swing limiting plate to move, the rope can be separated from the unidirectional swing limiting plate.
In some embodiments, the second locking mechanism comprises a groove arranged on the lower wall surface of the sealing plate, a locking block is movably arranged in the groove, a spring is connected between the locking block and the groove, and the upper side of the outer end of the locking block is a first inclined plane.
In some embodiments, the braking mechanism is provided with two groups, and is respectively and symmetrically arranged at the upper end of the top plate, the braking mechanism comprises a guide seat arranged on the top plate, a moving rod is arranged in the guide seat in a sliding manner in a left-right manner, the inner end of the moving rod is of an arc structure, and a braking plate is arranged at the outer end of the moving rod.
In some embodiments, the transmission mechanism comprises an extension seat arranged on the hinged end of the closing plate, and the two sides of the extension seat are provided with second inclined planes capable of pushing the inner end of the moving rod.
In some embodiments, the outer end of the brake plate is provided with rubber ribs.
In some embodiments, a tension spring is connected between the guide shoe and the brake pedal.
Compared with the prior art, the elevator car has the advantages that when the car body accidentally needs to escape, the first locking mechanism can unlock the sealing plate, the sealing plate is turned over to open the escape through hole, the second locking mechanism locks the sealing plate in a vertical state, and then the telescopic climbing ladder assembly is arranged and can stretch out and draw back, so that the climbing ladder can extend downwards as much as possible, passengers can climb the climbing ladder to escape conveniently, in addition, when the sealing plate is opened, the transmission mechanism can drive the brake mechanism to work, and the brake mechanism can be in contact with the wall surface of an elevator shaft, so that the effect of locking the car body is achieved, accidental falling of the car body is prevented, and passengers can escape quickly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of the escape through hole of the present application when it is closed.
Fig. 2 is a schematic cross-sectional view of the escape through-hole of the present application when it is closed.
Fig. 3 is a schematic perspective view of the escape through hole of the present application when opened.
Fig. 4 is a schematic cross-sectional view of the escape through-hole of the present application when opened.
FIG. 5 is a schematic illustration of a portion of the present application.
FIG. 6 is a second schematic diagram of a portion of the present application.
Fig. 7 is a schematic view of the telescopic ladder assembly of the present application when retracted.
Fig. 8 is a schematic view of the telescopic ladder assembly of the present application when extended.
Fig. 9 is an enlarged schematic view of the application at B of fig. 8.
Fig. 10 is an enlarged schematic view of fig. 4 at a in accordance with the present application.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the application more clear, the application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
As shown in fig. 1 to 10, an embodiment of the present application provides a car roof safety escape device for an elevator car, including a car body 1, where the car body 1 includes a rectangular car body 2 formed by surrounding a plurality of side plates, and a top plate 3 and a bottom plate 4 disposed at the upper and lower ends of the rectangular car body 2, an escape through hole 5 is disposed on the top plate 3, a closing plate 6 is hinged on the escape through hole 5, an extensible ladder stand component is disposed at the outer end of the closing plate 6, a first locking mechanism, a second locking mechanism and a braking mechanism are further disposed on the top plate 3, the first locking mechanism is used for locking the closing plate 6 in a horizontal state of closing the escape through hole 5, the second locking mechanism is used for locking the closing plate 6 in a vertical state of opening the escape through hole 5, the braking mechanism can contact with a wall surface of an elevator hoistway, and a transmission mechanism is further disposed between the braking mechanism and the closing plate 6, and when the closing plate 6 is in an opening process, the transmission mechanism can drive the braking mechanism to work.
When the car body 1 accidentally needs to escape, the first locking mechanism can unlock the sealing plate 6, turn the sealing plate 6 to open the escape through hole 5, lock the sealing plate 6 in a vertical state through the second locking mechanism, and then set up through the telescopic cat ladder component, the telescopic cat ladder component can stretch out and draw back, so that the cat ladder can stretch out downwards as much as possible, passengers can climb up the cat ladder to escape conveniently, in addition, when the sealing plate 6 is opened, the driving mechanism can drive the brake mechanism to work, and the brake mechanism can be contacted with the wall surface of the elevator shaft, thereby playing the role of locking the car body 1, preventing the car body from accidentally falling, and enabling passengers to escape quickly.
Referring to fig. 7-9, the telescopic ladder assembly comprises a first ladder 21 arranged on the outer end wall surface of the closing plate 6, and a second ladder 22 slidably arranged on the first ladder 21 along the length direction of the closing plate 6.
The stopper 31 is symmetrically arranged on the left and right of the outer end wall surface of the closing plate 6, the sliding groove 32 is arranged on the inner side of the stopper 31, the limiting groove 33 is arranged on the sliding groove 32, the guide blocks 34 are arranged on the left and right sides of the second ladder 22, the limiting block 36 is arranged on the guide blocks 34, the guide blocks 34 are arranged in the sliding groove 32 in a sliding mode, and the limiting block 36 is arranged in the limiting groove 33 in a sliding mode, so that the second ladder 22 can stretch out and draw back.
Referring to fig. 5-7, the first locking mechanism includes a micro push rod motor 41 disposed on the top plate 3, a push rod of the micro push rod motor 41 is provided with a movable seat 42, a lower end of the movable seat 42 movably extends into the car body 1 and is connected with a blocking rod 43, one end of the blocking rod 43 extends to the lower end of the closing plate 6, and of course, an emergency button (not shown in the drawing) is disposed in the car body 1, and the micro push rod motor 41 is driven to work by the emergency button, so that the blocking rod 43 is separated from the closing plate 6, and the closing plate 6 can be opened.
Further, a rope 51 is disposed at one end of the closing plate 6 far away from the hinged end, a unidirectional swing limiting plate 52 is disposed on the moving seat 42, both ends of the rope 51 are connected to the closing plate 6, the rope 51 is fixed on the moving seat 42 through the unidirectional swing limiting plate 52, when the moving seat 42 drives the unidirectional swing limiting plate 52 to move, the rope 51 can be separated from the unidirectional swing limiting plate 52, it is noted that the hinge of the closing plate 6 has a damping structure, so that when the blocking rod 43 is separated from the closing plate 6, the closing plate 6 does not drop down immediately, but the passenger pulls the rope 51 to open the closing plate 6 through dropping of the rope 51.
Referring to fig. 4 and 10, the second locking mechanism includes a groove 61 provided on the lower wall surface of the closing plate 6, a locking block 62 is movably provided in the groove 61, a spring 63 is connected between the locking block 62 and the groove 61, and a first inclined surface 64 is provided on the upper side of the outer end of the locking block 62, so that when the closing plate 6 is turned down to open, the first inclined surface 64 abuts against a side wall of the through hole 5 and can pass through, the closing plate 6 can be in a vertical state, and when the closing plate 6 is in a vertical state, one side of the closing plate 6 abuts against one side sleeved with the through hole 5, and simultaneously, the lower end of the locking block 62 abuts against the top plate 3, thereby locking the closing plate 6.
Referring to fig. 1 and 3, the two sets of brake mechanisms are symmetrically disposed at the upper ends of the top plate 3, the brake mechanisms include a guide seat 71 disposed on the top plate 3, a moving rod 72 slides left and right in the guide seat 71, the inner end of the moving rod 72 is in an arc structure, and a braking plate 73 is disposed at the outer end of the moving rod.
The transmission mechanism comprises an extension seat 81 arranged on the hinged end of the closing plate 6, and second inclined planes 82 capable of pushing the inner end of the moving rod 72 are arranged on two sides of the extension seat 81.
When the closing plate 6 drives the extension seat 81 to turn over, the second inclined planes 82 on both sides of the extension seat 81 push against the inner end of the moving rod 72, and the moving rod 72 moves outwards, so that the braking plate 73 is kept against the inner wall of the elevator shaft.
Further, the rubber protruding strips 91 are provided at the outer ends of the braking plates 73, and the provision of the rubber protruding strips 91 can exert a friction-increasing effect and enable the braking plates 73 to be stably abutted against the inner wall of the elevator shaft.
Further, a tension spring 92 is connected between the guide seat 71 and the brake plate 73, so that when the closing plate 6 is in a closed state, the brake plate 73 and the elevator shaft are kept in a separated state, and normal use of the car body 1 is ensured.
It should be understood that the terms "first," "second," and the like are used herein to describe various information, but such information should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the application. Furthermore, references to orientations or positional relationships of the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," etc. are based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present application.
The foregoing description of one or more embodiments provided in connection with the specific disclosure is not intended to limit the practice of the application to such description. The method, structure, and the like similar to or identical to those of the present application, or a plurality of technical deductions or substitutions are made on the premise of the conception of the present application, and are considered to be the protection scope of the present application.
Claims (8)
1. The car roof safety escape device for the elevator car comprises a car body (1), wherein the car body (1) comprises a rectangular car body (2) formed by surrounding a plurality of side plates, and a top plate (3) and a bottom plate (4) which are arranged at the upper end and the lower end of the rectangular car body (2), and is characterized in that an escape through hole (5) is formed in the top plate (3), a sealing plate (6) is hinged on the escape through hole (5), a telescopic climbing ladder assembly is arranged at the outer end of the sealing plate (6), a first locking mechanism, a second locking mechanism and a braking mechanism are further arranged on the top plate (3), the first locking mechanism is used for locking the sealing plate (6) in a horizontal state of the sealing escape through hole (5), the second locking mechanism is used for locking the sealing plate (6) in a vertical state of the opening through hole (5), the braking mechanism can be contacted with the wall surface of an elevator shaft, and a transmission mechanism is further arranged between the braking mechanism and the sealing plate (6), and when the sealing plate (6) is in an opening process, the transmission mechanism can drive the braking mechanism to work;
the first locking mechanism comprises a miniature push rod motor (41) arranged on the top plate (3), a push rod of the miniature push rod motor (41) is provided with a movable seat (42), the lower end of the movable seat (42) movably extends into the car body (1) and is connected with a baffle rod (43), and one end of the baffle rod (43) extends to the lower end of the sealing plate (6);
One end of the closing plate (6) far away from the hinged end is provided with a rope (51), the moving seat (42) is provided with a unidirectional swing limiting plate (52), two ends of the rope (51) are connected to the closing plate (6), the rope (51) is fixed on the moving seat (42) through the unidirectional swing limiting plate (52), and when the moving seat (42) drives the unidirectional swing limiting plate (52) to move, the rope (51) can be separated from the unidirectional swing limiting plate (52).
2. The apparatus of claim 1, wherein the telescopic ladder assembly comprises a first ladder (21) disposed on an outer end wall surface of the closing plate (6), and a second ladder (22) is slidably disposed on the first ladder (21) along a length direction of the closing plate (6).
3. The car roof safety escape device for an elevator car according to claim 2, wherein a stop block (31) is symmetrically arranged on the left and right sides of the outer end wall surface of the closing plate (6), a sliding groove (32) is arranged on the inner side of the stop block (31), a limit groove (33) is arranged on the sliding groove (32), guide blocks (34) are arranged on the left side and the right side of the second crawling ladder (22), a limit block (36) is arranged on the guide blocks (34), the guide blocks (34) are slidably arranged in the sliding groove (32), and the limit block (36) is slidably arranged in the limit groove (33).
4. The car roof safety escape device for an elevator car according to claim 1, wherein the second locking mechanism comprises a groove (61) arranged on the lower wall surface of the closing plate (6), a locking block (62) is movably arranged in the groove (61), a spring (63) is connected between the locking block (62) and the groove (61), and a first inclined surface (64) is arranged on the upper side of the outer end of the locking block (62).
5. The car roof safety escape device for an elevator car according to claim 1, wherein the two groups of brake mechanisms are arranged and are respectively and symmetrically arranged at the upper end of the top plate (3), the brake mechanisms comprise guide seats (71) arranged on the top plate (3), moving rods (72) slide left and right in the guide seats (71), the inner ends of the moving rods (72) are of circular arc structures, and braking plates (73) are arranged at the outer ends of the moving rods.
6. The apparatus according to claim 5, wherein the transmission mechanism comprises an extension seat (81) provided at the hinge end of the closing plate (6), and a second inclined surface (82) capable of pushing the inner end of the moving rod (72) is provided at both sides of the extension seat (81).
7. The car roof safety escape device for an elevator car according to claim 5, wherein a rubber protruding strip (91) is provided at an outer end of the brake plate (73).
8. The car roof safety escape device for an elevator car according to claim 5, wherein a tension spring (92) is connected between the guide holder (71) and the brake plate (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310019744.7A CN115924691B (en) | 2023-01-06 | 2023-01-06 | Elevator car top safety escape device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310019744.7A CN115924691B (en) | 2023-01-06 | 2023-01-06 | Elevator car top safety escape device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115924691A CN115924691A (en) | 2023-04-07 |
| CN115924691B true CN115924691B (en) | 2025-05-02 |
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ID=86552438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310019744.7A Active CN115924691B (en) | 2023-01-06 | 2023-01-06 | Elevator car top safety escape device |
Country Status (1)
| Country | Link |
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| CN (1) | CN115924691B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106744134A (en) * | 2017-03-28 | 2017-05-31 | 广东铃木电梯有限公司 | A kind of non-stop formula car accidental movement protected mode, device and its driving method |
| CN209210134U (en) * | 2018-07-27 | 2019-08-06 | 天津市奥瑞克电梯有限公司 | A kind of car top for Fire lift |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008044734A (en) * | 2006-08-17 | 2008-02-28 | Mitsubishi Electric Corp | Elevator car equipment |
| CN203889841U (en) * | 2014-02-28 | 2014-10-22 | 苏州富士电梯有限公司 | Car roof with crawling ladder |
| CN110407069B (en) * | 2019-07-15 | 2021-08-03 | 中山市鑫海精密制造科技有限公司 | Elevator car structure |
| CN115092789B (en) * | 2022-08-25 | 2022-11-11 | 河南起升智能科技有限公司 | Accidental movement prevention device, accidental movement prevention assembly and elevator |
-
2023
- 2023-01-06 CN CN202310019744.7A patent/CN115924691B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106744134A (en) * | 2017-03-28 | 2017-05-31 | 广东铃木电梯有限公司 | A kind of non-stop formula car accidental movement protected mode, device and its driving method |
| CN209210134U (en) * | 2018-07-27 | 2019-08-06 | 天津市奥瑞克电梯有限公司 | A kind of car top for Fire lift |
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| CN115924691A (en) | 2023-04-07 |
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