CN112972921B - High-rise escape device - Google Patents
High-rise escape device Download PDFInfo
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- CN112972921B CN112972921B CN202110279641.5A CN202110279641A CN112972921B CN 112972921 B CN112972921 B CN 112972921B CN 202110279641 A CN202110279641 A CN 202110279641A CN 112972921 B CN112972921 B CN 112972921B
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 230000009471 action Effects 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 238000004804 winding Methods 0.000 abstract description 2
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/08—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brake mechanisms for the winches or pulleys
- A62B1/10—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brake mechanisms for the winches or pulleys mechanically operated
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/18—Other single parts for rope lowering-devices, e.g. take-up rollers for ropes, devices for shooting ropes
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention discloses a high-rise escape device, which relates to the technical field of escape devices and comprises a support, wherein a rotatable first transmission shaft is arranged on the support, a plurality of groups of steel wire rope assemblies are arranged on the first transmission shaft, each steel wire rope assembly comprises a rotatable rope pulley and a steel wire rope wound on the rope pulley, the first transmission shaft is rotatably connected with a control mechanism, the control mechanism is provided with a brake assembly, the high-rise escape device also comprises a plurality of groups of guide pipes corresponding to the steel wire rope assemblies, and the steel wire ropes penetrate through the corresponding guide pipes and can slide in the corresponding guide pipes; the brake assembly comprises a first brake assembly and a second brake assembly. The high-rise escape device can not only meet the requirement of escape of a plurality of people, but also avoid the mutual winding of the steel wire ropes, and has convenient and flexible use and high safety and reliability.
Description
Technical Field
The invention relates to the technical field of escape devices, in particular to a high-rise escape device.
Background
Along with the development of social economy in China, the material life of people is improved, and high-frequency fire accidents are more and more. The problems that the current high-rise building fire fighting is scheduled, and the personnel escape from high-rise buildings and are safely evacuated are solved. The speed of the existing commonly used high-rise escape device can not be controlled, the friction force of a steel wire rope is insufficient, the steel wire rope is easy to slip, and the problems of falling and the like are easy to occur in the falling process; in addition, the conventional escape device mainly has the following forms: 1. electric fixed type: the motor provides lifting power, the escape device has the defects of large volume, complex structure, high cost and the like, is not suitable for large-area popularization, and more importantly, once disasters such as fire disasters and the like occur, the phenomenon of power failure is often accompanied, so that a user cannot be used when needed; 2. the portable lifter can not be used by most people in case of fire, only one person can escape, and the portable lifter can not be recycled; the two self-rescue type high-rise escape devices are difficult to popularize and use due to the defects.
The utility model with the application number of 201621047075.6 discloses a high-rise escape device, which achieves the purposes of stably and uniformly decelerating the human body and preventing the human body from being damaged due to too fast descent by arranging an inertia wheel; the multi-person cyclic escape is realized by arranging a plurality of steel wire rope assemblies and flywheels; the brake disc is pulled by the centrifugal force of the centrifugal balls of the centrifugal ball assembly, the brake system is started to work, the descending speed of the high-rise escape device is further reduced, and the stability and the safety of a human body when sliding down from high altitude are improved. However, when a plurality of steel wire rope assemblies are used simultaneously in the actual use process of the patent, the steel wire ropes are easy to be mutually wound, so that escape personnel can be clamped in a half-empty position; the steel wire rope firstly winds the pulleys and then descends by simply adding a plurality of corresponding pulleys, so that the steel wire rope possibly slips from the pulleys in a hurry, and the problems that the pulleys are inconvenient to fix, heavy in device and low in reliability when being used by multiple people even though the patent is simply improved in the mode due to the fact that the pulleys are fixed and the distances among the pulleys are caused; in addition, the brake disc is pulled by the centrifugal ball assembly to start the brake system to work, and the conditions that the specification of the centrifugal ball assembly is not easy to determine, the descending speed of the device is controllable when one person can use the device alone, and the descending speed of the device is too high when multiple persons use the device, so that the brake system fails and casualties are caused exist easily exist; the specification of the centrifugal ball component is simply increased, so that the requirement that the descending speed of the device is not easy to control when the centrifugal ball component is used by a plurality of people and one person independently.
Disclosure of Invention
The invention aims to provide a high-rise escape device which not only can meet the requirement of simultaneous escape of a plurality of people, but also can avoid mutual winding of steel wire ropes, is convenient and flexible to use and has high safety and reliability.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-rise escape device comprises a support, wherein a rotatable first transmission shaft is arranged on the support, a plurality of groups of steel wire rope assemblies are arranged on the first transmission shaft, each steel wire rope assembly comprises a rotatable rope wheel and a steel wire rope wound on the rope wheel, the first transmission shaft is rotatably connected with a control mechanism, the control mechanism is provided with a brake assembly, the high-rise escape device also comprises a plurality of groups of guide pipes corresponding to the number of the steel wire rope assemblies, and the steel wire ropes penetrate through the corresponding guide pipes and can slide in the corresponding guide pipes; the brake assembly comprises a first brake assembly and a second brake assembly.
Preferably, the catheter is bendable.
Preferably, first brake subassembly and second brake subassembly are centrifugal brake mechanism.
Preferably, centrifugal braking mechanisms of the first brake assembly and the second brake assembly are respectively provided with a centrifugal ball or a centrifugal column, and the movement radiuses or masses of the centrifugal balls or the centrifugal columns of the first brake assembly and the second brake assembly are different.
Preferably, the conduit is connected to the support by a connector.
Preferably, the sheave is fixed to the first transmission shaft by a one-way bearing.
Preferably, the control mechanism further comprises an inertia wheel, and the length of the conduit extends at least to the wall adjacent to the support.
Preferably, the first transmission shaft is rotatably connected with the control mechanism through a transmission mechanism, and the transmission mechanism is in gear transmission.
Further preferably, the safety belt is arranged at one end, in contact with a human body, of the steel wire rope.
In the technical scheme, the guide pipes connected with the support are arranged, and the steel wire ropes penetrate through the corresponding guide pipes, so that the steel wire ropes are ensured to slide in the corresponding guide pipes, and meanwhile, a plurality of groups of steel wire ropes are prevented from being wound and clamped at a window frame; the guide pipe can be bent, so that the position of the guide pipe, which is arranged on a wall body adjacent to the support, can be flexibly adjusted according to the field when the device is used, and the device further provides space convenience for a plurality of people to use at the same time; the first brake component and the second brake component which are both centrifugal brake mechanisms are adopted as the brake components, so that the safety and reliability of the brake components are greatly improved, and the condition that the brake components are out of order and casualties are caused is avoided; in addition, the movement radiuses or the qualities of the centrifugal balls or the centrifugal columns of the first brake assembly and the second brake assembly are different, so that the first brake assembly and the second brake assembly can realize graded braking according to the descending speed of the escape personnel and different escape people, the descending speed of the escape personnel is further ensured to be stable and uniform, and the safety sense is strong; because each rope sheave all is fixed on first transmission shaft through one-way bearing for each rope sheave both can be along with first transmission shaft fixed rotation, also can be with first transmission shaft counter-rotation, each wire rope is difficult to control when avoiding each rope sheave asynchronous use, makes this high building ware of fleing can not only satisfy many people and flee simultaneously, and can also avoid wire rope intertwine, and convenient to use is nimble, and fail safe nature is high.
Drawings
Fig. 1 is a schematic diagram of a front view (without safety belts) of the high-rise escape apparatus.
Fig. 2 is a right side view schematically illustrating the high-rise escape apparatus.
Detailed Description
The invention is further illustrated below with reference to the figures and examples. In the following detailed description, certain exemplary embodiments of the present invention are described by way of illustration only. Needless to say, a person skilled in the art realizes that the described embodiments can be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1 and 2, the high-rise escape apparatus comprises a support 10, wherein the support 10 is usually fixed near a balcony or a wall body adjacent to a window to facilitate escape; a rotatable first transmission shaft 20 is arranged on the support 10, a plurality of groups of steel wire rope assemblies 30 are arranged on the first transmission shaft 20 for a plurality of escape persons to use, each steel wire rope assembly 30 comprises a rotatable rope pulley 31 and a steel wire rope 32 wound on the rope pulley 31, the first transmission shaft 20 is rotatably connected with the control mechanism 40, and the control mechanism 40 is provided with a brake assembly 50, so that whether the brake assembly 50 brakes or not is started according to the rotating speed of the first transmission shaft 20; in addition, the device also comprises a plurality of groups of guide pipes 60 corresponding to the number of the steel wire rope assemblies 30, the steel wire ropes 32 pass through the corresponding guide pipes 60 and can slide in the corresponding guide pipes 60, so that when the steel wire ropes 32 slide along the guide pipes 60, the guide pipes 60 can play a good role in guiding and preventing the steel wire ropes 32 from directly rubbing against the wall body 1 or the window, and in addition, because the diameter of the steel wire ropes 32 is smaller, if the steel wire ropes 32 directly rub against the window frame of the window, the hidden danger that the steel wire ropes 32 are easily clamped on the window frame also exists, and the guide pipes 60 with large diameter well avoid the problem that the steel wire ropes 32 are easily clamped on the window frame; and the section of the guide pipe 60 is closed, so that the problems that the steel wire ropes 32 slip from the guide pipe 60 and a plurality of groups of steel wire ropes 32 are wound when used simultaneously are avoided, and the safety of the device in use is greatly improved. Thus, the safety belt 70 is installed at one end of the steel wire rope 32, which is in contact with a human body, when an escape person needs to escape, the escape person fastens the safety belt 70, the guide pipe 60 is placed on the wall body 1 or the window adjacent to the support 10, the escape person descends under the action of gravity to drive the steel wire rope 32 to slide along the guide pipe 60, meanwhile, the rope pulley 31 and the first transmission shaft 20 rotate to further drive the control mechanism 40 to rotate, when the descent speed of the escape person is too fast, the brake component 50 of the control mechanism 40 starts braking, and the situation that the descent speed of the escape person is too fast and the stable safety of the human body sliding down from high altitude is influenced is avoided. In this embodiment, the brake assembly 50 includes a first brake assembly 51 and a second brake assembly 52, and the first brake assembly 51 and the second brake assembly 52 are both centrifugal brake mechanisms, the centrifugal brake mechanisms are prior art, and the first brake assembly 51 and the second brake assembly 52 can be replaced by the specific structure of the centrifugal ball assembly, the brake fixing seat and the brake disc disclosed in the utility model patent with the application number of 201621047075.6 in a patent of the high-rise escape device, and the centrifugal ball assembly pulls the brake disc through the centrifugal force of the centrifugal ball to realize the deceleration of the steel wire rope assembly; the utility model discloses a name that also can adopt the utility model patent of application number 201920793185.4 to disclose is that the first brake subassembly 51 and second brake subassembly 52 are replaced to the specific structure of centrifugal brake device in the high building ware of fleing, and centrifugal brake mechanism's application is very extensive anyway, especially in high building technical field of fleing, therefore the specific structure and the theory of operation of this mechanism do not need to be repeated herein. In the device, because the first brake component 51 and the second brake component 52 are arranged at the same time, the safety and reliability of the brake component 50 are greatly improved, and the condition that the brake component 50 fails to work to cause casualties is avoided; it should be noted that the centrifugal balls or the centrifugal columns in the centrifugal brake mechanisms of the first brake assembly 51 and the second brake assembly 52 can be set to have different motion radiuses or different masses, so that the first brake assembly 51 and the second brake assembly 52 can pull the corresponding brake discs by different centrifugal forces, and when the number of the evacuees using the device is small, the centrifugal columns with smaller mass or smaller motion radiuses act to start the corresponding brake actions; when one brake component fails or the number of the escape persons using the device is large, two brake components start corresponding brake actions, so that the first brake component 51 and the second brake component 52 can realize graded and staged stepped braking according to the descending speed of the escape persons and different escape persons, the descending speed of the escape persons is further ensured to be stable and uniform, the safety sense is greatly enhanced, and the safety factor is greatly improved.
In a preferred embodiment, the conduit 60 is bendable and may be a conventional steel hose, which is usually made of PVC plastic as a main body, and a spiral steel wire is embedded as a reinforcing layer, so that the steel hose has both rigidity and flexibility, and has both sufficient mechanical properties and rigidity, and excellent flexibility. One end of the guide pipe 60 is fixedly connected with the support 10 (or fixed objects such as a wall body or the ground) through a connecting piece 61, so that the guide pipe 60 is prevented from sliding along with the steel wire rope 32, and the other end is free; the connecting member 61 may be rigid or flexible, as long as the conduit 60 and the support 10 can be connected, the conduit 60 does not slide along with the steel wire rope 32, and the length of the conduit 60 at least can extend to the wall 1 adjacent to the support 10; when the device is used, the position of the conduit 60 lapped on the wall body 1 can be flexibly adjusted according to the actual situation on site, so that the device further provides spatial convenience for a plurality of people to use at the same time and is convenient to store;
in another preferred embodiment, the rope pulley 31 is fixed on the first transmission shaft 20 through the one-way bearing 33, and since the one-way bearing 33 can rotate freely in one direction and is locked in the other direction, each rope pulley 31 can rotate fixedly along with the first transmission shaft 20 to adapt to escape of the corresponding rope pulley 31, and can also rotate in the opposite direction of the first transmission shaft 20, so that the corresponding rope pulley 31 does not rotate relative to the support 10 when the first transmission shaft 20 rotates, the difficulty in controlling each steel wire rope 32 when each rope pulley 31 is used asynchronously is avoided, and the practicability of the device is greatly enhanced. In addition, the control mechanism 40 is also provided with an inertia wheel 41, so that the purposes of stably and uniformly reducing the speed of the human body and preventing the human body from being damaged due to too fast reduction are achieved. Further, the first transmission shaft 20 in the device is rotatably connected with the control mechanism 40 through the transmission mechanism 80, the device is prevented from being too large in size, and the transmission mechanism 80 is high in reliability in gear transmission, in a preferred embodiment, the gear transmission comprises a first driving gear 2, a first driven gear 3, a second driving gear 4 and a second driven gear 5, wherein the first driving gear 2 and the first transmission shaft 20 rotate synchronously, the first driving gear 2 and the first driven gear 3 are meshed, the second driving gear 4 and the second driven gear 5 are meshed, the first driven gear 3 and the second driving gear 4 rotate synchronously, the second driven gear 5 and the control mechanism 40 rotate synchronously, so that the first transmission shaft 20 rotates to drive the first driving gear 2 to rotate, and further, the first driven gear 3, the second driving gear 4 and the second driven gear 5 are used for controlling the rotating speed of the control mechanism 40 and whether to start the first brake assembly 51 and the second brake assembly 52.
In the technical scheme, when an evacuee needs to escape, the evacuee fastens the safety belt 70, places the corresponding guide pipe 60 on the wall 1 or the window adjacent to the support 10, and the evacuee descends due to the action of gravity to drive the steel wire rope 32 to slide along the guide pipe 60, and simultaneously the corresponding rope pulley 31 and the first transmission shaft 20 synchronously rotate to further drive the control mechanism 40 to rotate; the other rope wheels 31 can rotate reversely with the first transmission shaft 20 due to the arrangement of the one-way bearing 33, so that the corresponding rope wheels 31 do not rotate relative to the support 10 when the first transmission shaft 20 rotates, and the difficulty in controlling the steel wire ropes 32 when the rope wheels 31 are not used synchronously is avoided; similarly, when a plurality of evacuees descend simultaneously, hierarchical brake is realized according to the personnel's of fleing descent speed and the different numbers of fleing to first brake subassembly 51 and second brake subassembly 52, has further guaranteed that the personnel of fleing deceleration is steady even, and the sense of safety strengthens greatly, has avoided brake subassembly 50 malfunctioning, causes the condition of casualties, and factor of safety improves greatly.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should fall within the protection scope of the invention.
Claims (7)
1. A high-rise escape device comprises a support, wherein a rotatable first transmission shaft is arranged on the support, a plurality of groups of steel wire rope assemblies are arranged on the first transmission shaft, each steel wire rope assembly comprises a rotatable rope wheel and a steel wire rope wound on the rope wheel, the first transmission shaft is rotatably connected with a control mechanism, and the control mechanism is provided with a brake assembly; the brake assembly comprises a first brake assembly and a second brake assembly, and the first brake assembly and the second brake assembly are both centrifugal brake mechanisms; centrifugal brake mechanisms of the first brake assembly and the second brake assembly are respectively provided with a centrifugal ball or a centrifugal column, the centrifugal balls or the centrifugal columns of the first brake assembly and the second brake assembly have different motion radiuses or masses, the first brake assembly and the second brake assembly need different centrifugal forces to pull corresponding brake discs, when the number of escape persons using the device is small, the centrifugal columns with small masses or small motion radiuses act, and corresponding brake actions are started; when the number of the escape persons is large, the two brake assemblies start corresponding brake actions, so that the first brake assembly and the second brake assembly can realize graded and staged stepped brake according to the falling speed of the escape persons and different escape persons.
2. The high-rise escape apparatus of claim 1 wherein the conduit is bendable.
3. A high-rise escape apparatus according to claim 1 or 2 wherein the guide tube is connected to the support by a connecting member.
4. The high-rise escape apparatus according to claim 1, wherein the sheave is fixed to the first transmission shaft by a one-way bearing.
5. A high-rise escape apparatus as claimed in claim 1 wherein the control mechanism further comprises a flywheel, the length of the conduit being at least as long as the wall adjacent the pedestal.
6. The device as claimed in claim 1, wherein the first transmission shaft is rotatably connected to the control mechanism via a transmission mechanism, and the transmission mechanism is a gear transmission.
7. The high-rise escape apparatus according to claim 1, further comprising a safety belt disposed at an end of the wire rope contacting a human body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110279641.5A CN112972921B (en) | 2021-03-16 | 2021-03-16 | High-rise escape device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110279641.5A CN112972921B (en) | 2021-03-16 | 2021-03-16 | High-rise escape device |
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| Publication Number | Publication Date |
|---|---|
| CN112972921A CN112972921A (en) | 2021-06-18 |
| CN112972921B true CN112972921B (en) | 2023-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110279641.5A Active CN112972921B (en) | 2021-03-16 | 2021-03-16 | High-rise escape device |
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| CN (1) | CN112972921B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6607055B1 (en) * | 2002-02-26 | 2003-08-19 | Lung-Shen Wu | Emergency escape pulley structure |
| CN2544747Y (en) * | 2002-04-19 | 2003-04-16 | 马国敬 | Centrifugal oil immersed friction plate speed-reducing life-saving slowly lowering device |
| CN202982963U (en) * | 2012-12-04 | 2013-06-12 | 洛阳聚慧投资股份有限公司 | Trebling damping ordered superposition high-rise escape device |
| CN106552333A (en) * | 2015-09-24 | 2017-04-05 | 吴超然 | It is a kind of with the multi-functional building for putting rope equipment |
| CN206026891U (en) * | 2016-08-30 | 2017-03-22 | 宋全庄 | High -rise escape device |
| CN111111026B (en) * | 2018-02-05 | 2021-04-30 | 楼林华 | Building high-rise escape device based on steel rope |
| CN208838906U (en) * | 2018-09-07 | 2019-05-10 | 望都县君荣铸造有限公司 | A kind of firm escape device for high-rise buildings |
| CN211223912U (en) * | 2019-12-14 | 2020-08-11 | 吕思彤 | Unmanned aerial vehicle cloud platform elevating gear |
| CN111981585B (en) * | 2020-08-31 | 2021-11-30 | 合肥凌山新能源科技有限公司 | Outer quick-witted support frame of air conditioner based on go up and down and slip |
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Effective date of registration: 20230217 Address after: No. 2024, Building 5, Lufeng Heyuan, No. 328, Xiaoxiang Middle Road, Yuelu Street, Yuelu District, Changsha City, Hunan Province, 410000 Applicant after: Changsha Minchi Technology Co.,Ltd. Address before: 071001 No.289 lingyusi street, Lianchi District, Baoding City, Hebei Province Applicant before: HEIBEI AGRICULTURAL UNIVERSITY |
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