CN109453480B - Intelligent device system for preventing building from jumping and intercepting falling objects - Google Patents
Intelligent device system for preventing building from jumping and intercepting falling objects Download PDFInfo
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- CN109453480B CN109453480B CN201811222318.9A CN201811222318A CN109453480B CN 109453480 B CN109453480 B CN 109453480B CN 201811222318 A CN201811222318 A CN 201811222318A CN 109453480 B CN109453480 B CN 109453480B
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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
- A62B1/22—Devices for lowering persons from buildings or the like by making use of jumping devices, e.g. jumping-sheets, jumping-mattresses
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
- G08B21/0261—System arrangements wherein the object is to detect trespassing over a fixed physical boundary, e.g. the end of a garden
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Abstract
An intelligent device system for preventing building jump and intercepting falling objects at high altitude, wherein a net blocking unit is composed of a plurality of net type interceptors; the net-ejecting interceptor comprises a box-type shell and two ejecting mechanisms; the box-type shell is provided with a blocking net accommodating groove and two ejector cavities; the two ejection mechanisms are respectively arranged in the two ejector cavities, and the spring is fixedly connected to the spring base and elastically matched with the traction bullet; the spring base and the traction bullet are correspondingly provided with a first connecting part and a second connecting part; the end part of the movable iron core of the push-pull electromagnet is fixedly connected with a connecting needle which is connected with the first connecting part and the second connecting part in a penetrating way; the net bag is arranged in the blocking net accommodating groove, the inner end edge of the blocking net is fixedly connected with the box-type shell, and the outer end edge of the blocking net is connected with the traction rod; two ends of the traction rod are respectively connected with the two traction springs through two traction ropes; the two side ropes are respectively connected with the left end edge and the right end edge of the block net, and the two ends of the two side ropes are respectively connected with the two ends of the traction rod and the two ends of the inner end edge of the block net. The system has the functions of detection, alarm and timely rescue.
Description
Technical Field
The invention relates to an overhead falling object intercepting device, in particular to an intelligent anti-jumping and overhead falling object intercepting device system.
Background
While the social economy is continuously improved, the pressure from life and work is continuously increased, people with mental depression, boredom and psychological weakness are widely existed, and some people seek to get rid of the situation in an extreme mode of jumping from stairs. In addition, with the acceleration of the urbanization process, more and more high-rise buildings are built, and the phenomena of falling from feet to buildings and falling from high altitude are also in a multiple situation. Before a falling event occurs, the protection is still mainly carried out by the aid of the fire-fighting air cushion, but effective rescue time for emergency events such as jumping is short, and the movement flexibility of the fire-fighting air cushion is not high, so that almost no response time exists when the emergency events such as missing a building and falling from high altitude occur. In order to solve the problem, a building crash prevention device with functions of detection and alarm is developed by some people, a photoelectric sensor is mainly used for blocking a dangerous area, when a signal of the sensor changes, the alarm device is triggered, the building crash behavior is forced to be stopped, surrounding people are informed of the behavior in time, and the device does not have a rescue function when a building crash event occurs; some interception schemes of replacing a fire-fighting air cushion with a movable support supporting safety net also appear in the prior art, but the scheme of supporting the safety net by the movable support consumes more time in the building process, and has poorer rescue timeliness.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an intelligent device system for preventing building jump and intercepting falling objects, which has the functions of detection, alarming and timely rescue and has strong rescue timeliness.
In order to achieve the aim, the invention provides an intelligent device system for preventing building jump and intercepting falling objects, which comprises a monitoring early warning unit, a net blocking unit, a controller and a power supply module, wherein the monitoring early warning unit is used for monitoring the falling objects; the monitoring early warning unit comprises an alarm arranged near the monitored building and a monitoring camera unit arranged at one side outside the monitored building;
the monitoring camera unit consists of one or more groups of cameras covering the monitored building;
the elastic net intercepting unit consists of a plurality of elastic net type interceptors which are assembled at the same height outside the lower part of the monitored building; the elastic net type interceptor comprises a box type shell, two ejection mechanisms and a net bag;
the box-type shell is provided with a blocking net accommodating groove in the middle and two ejector cavities on two sides of the blocking net accommodating groove, one side of the box-type shell, which is close to the monitored building, is fixedly connected with the monitored building, and one side of the box-type shell, which is far away from the monitored building, is provided with an open structure communicated with the blocking net accommodating groove and the ejector cavities;
the two ejection mechanisms are respectively arranged in the two ejector cavities, and each ejection mechanism comprises a spring base fixedly connected to the inner end of each ejector cavity, a traction bullet slidably arranged in each ejector cavity, a spring arranged between the traction bullet and the spring base, and a push-pull electromagnet positioned on the outer side of the spring base; the inner end of the spring is fixedly connected to the spring base, and the outer end of the spring is in elastic contact fit with the traction bullet; the spring base and the traction bomb are respectively provided with a first connecting part and a second connecting part at the parts corresponding to the spring inner cavity, and one ends of the first connecting part and the second connecting part, which are close to each other, are correspondingly provided with connecting through holes which transversely penetrate through; the push-pull electromagnet is fixedly connected with the box type shell, the end part of a movable iron core of the push-pull electromagnet is connected with a connecting needle, and the connecting needle realizes the connection between the traction bullet and the spring base through a connecting through hole penetrating through the first connecting part and the second connecting part;
the net bag is arranged in the blocking net accommodating groove and comprises a blocking net and two side ropes, the connecting end edge of the blocking net is fixedly connected with one side, close to the monitored building, of the box-type shell, and the free end edge of the blocking net is connected with a traction rod; two ends of the traction rod are respectively connected with the two traction springs through two traction ropes; the two side ropes are respectively connected with the left end edge and the right end edge of the block net through a plurality of connecting ropes which are uniformly distributed, two ends of the two side ropes are respectively connected between two ends of the traction rod and two ends of the connecting end edge of the block net, and the length of the side ropes is smaller than that of the block net after the block net is unfolded;
the controller is respectively connected with the electromagnet driver, the camera and the alarm; the electromagnet driver is respectively connected with the two push-pull electromagnets; the power supply module provides power supply for the controller.
In the technical scheme, a controller continuously collects image data shot by a camera in real time, judges whether a set dangerous area has a person after image preprocessing and edge detection, and triggers an alarm to alarm and remind when the person exists; meanwhile, whether a moving object and a motion track exist or not is judged after the difference is carried out on the image, when the moving object exists, the electromagnet driver is triggered timely according to the motion track parameters, the movable iron core of the push-pull electromagnet retracts, the connecting needle is brought back, then the first connecting portion and the second connecting portion are separated from each other, the traction bomb is popped out rapidly under the elastic force action of the spring, the block net is taken out under the action of the traction bomb, due to the existence of the traction rope, the popped block net forms a bearing string bag, the bearing string bag can stably catch falling people or falling objects during the space detention period, and the purpose of effectively intercepting falling objects can be achieved. The system has a large monitoring range, can realize full-coverage monitoring of a monitored building, does not need to arrange numerous photoelectric sensors, can reduce the cost of the intercepting system, has functions of detection and alarm reminding, and also has a function of rescuing falling people or falling objects.
Further, in order to facilitate the remote personnel to know the image information near the monitored building and the working state of the missile net type interceptor, the controller is connected with the remote server through a wired or wireless communication network.
Further, in order to improve the reliability of mutual matching, the second connecting portion is a circular sleeve, the first connecting portion is a circular boss, and the circular sleeve is matched with the circular boss in a sleeved mode.
The system further comprises a support fixedly arranged on the outer side of the monitored building, and the camera is connected to the upper part of the support through a universal joint;
the bracket is also fixedly connected with a control box, and the controller is arranged in the control box;
in order to save energy, the power supply module consists of a solar panel fixedly connected to the top of the bracket, a storage battery pack arranged in the control box and a solar controller arranged in the control box; the solar cell panel is connected with the electric quantity input end of the solar controller, the electric quantity output end of the solar controller is connected with the storage battery pack, and the electric quantity output end of the solar controller is further connected with the controller.
Further, in order to effectively protect the camera, a rain shade is installed on the camera; in order to still be used normally at night, the camera has a night vision function.
Preferably, the electromagnet driver is installed inside the box-type shell, and the electromagnet driver is connected with the controller through an RS485 bus.
Preferably, the alarm is mounted on the roof of the building being monitored.
Preferably, the controller is an FPGA controller.
Preferably, the length of the barrier net after deployment is from 3 to 4 metres.
Furthermore, in order to improve the intercepting effect, each elastic net type interceptor is arranged corresponding to the position of a row of windows outside the monitored building.
The system can detect the set dangerous area in real time based on an image recognition mode, timely control the alarm to warn when a person breaks into the dangerous area or falls, send a video image to the remote server, and meanwhile, pop out the blocking net in time to rescue falling objects in time when the person falls.
Drawings
FIG. 1 is a schematic view of the arrangement of the present invention on a monitored building;
FIG. 2 is a schematic view of the configuration of the missile net type interceptor of the present invention;
figure 3 is a schematic view of the invention with the barrier net open;
fig. 4 is a schematic view of the barrier net of the present invention in a condition in which it is hanging down.
In the figure: 1. monitored buildings, 2, an alarm, 3, a box type shell, 4, a push-pull electromagnet, 5, a barrier net, 6, a barrier net accommodating groove, 7, an ejector cavity, 8, a traction bullet, 9, a spring, 10, a first connecting part, 11, a second connecting part, 12, a spring base, 13, a connecting pin, 14, a traction rod, 15, a traction rope, 16, a camera, 17, a support, 18, a solar cell panel, 19, a control box, 20, a far-end server, 21, a connecting rope, 22, a window, 23, a net-type interceptor, 24, an electromagnet driver, 25 and a side rope.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1, an intelligent device system for preventing building jump and intercepting falling objects at high altitude comprises a monitoring and early warning unit, a net blocking unit, a controller and a power supply module; the monitoring early warning unit comprises an alarm 2 arranged near the monitored building 1 and a monitoring camera unit arranged at one side outside the monitored building 1;
the monitoring camera unit consists of one or more groups of cameras 16 covering the monitored building 1;
as shown in fig. 1 and 2, the missile net intercepting unit is composed of a plurality of missile net type interceptors 23 which are arranged at the same height outside the lower part of the monitored building 1; the elastic net type interceptors 23 are arranged at intervals at the same height, the elastic net type interceptors 23 are preferably arranged below the 2 nd or 3 rd layer window 22, and the elastic net type interceptors 23 comprise a box-type shell 3, two ejection mechanisms and net bags;
the box-type shell 3 is provided with a blocking net accommodating groove 6 positioned in the middle and two ejector cavities 7 positioned at two sides of the blocking net accommodating groove 6, one side of the box-type shell 3 close to the monitored building 1 is fixedly connected with the monitored building 1, and one side of the box-type shell 3 far away from the monitored building 1 is provided with an open structure communicated with the blocking net accommodating groove 6 and the ejector cavities 7; the open end of the box-type shell 3 can be further provided with a cover body, the cover body can be controlled by a linear electric push rod to be matched with the open end in an opening and closing mode, and the linear electric push rod is controlled by a controller.
The two ejection mechanisms are respectively arranged in the two ejector cavities 7 and comprise spring bases 12 fixedly connected to the inner ends of the ejector cavities 7, traction bullets 8 arranged in the ejector cavities 7 in a sliding mode, springs 9 arranged between the traction bullets 8 and the spring bases 12 and push-pull electromagnets 4 positioned on the outer sides of the spring bases 12; the inner end of the spring 9 is fixedly connected to the spring base 12, and the outer end of the spring 9 is in elastic contact fit with the traction bullet 8; the spring base 12 and the traction bullet 8 are respectively provided with a first connecting part 10 and a second connecting part 11 at the parts corresponding to the inner cavity of the spring 9, and one ends of the first connecting part 10 and the second connecting part 11, which are close to each other, are correspondingly provided with connecting through holes which transversely penetrate through; the push-pull electromagnet 4 is fixedly connected with the box-type shell 3, the end part of a movable iron core of the push-pull electromagnet 4 is connected with a connecting needle 13, and the connecting needle 13 realizes the connection between the traction bullet 8 and the spring base 12 through a connecting through hole penetrating through the first connecting part 10 and the second connecting part 11; the two push-pull electromagnets 4 are correspondingly arranged on the outer sides of the two spring bases 12, a pair of connecting needles 13 are fixedly connected to the end parts of the movable iron cores of the two push-pull electromagnets 4 on the opposite side, and the pair of connecting needles 13 are respectively arranged corresponding to the two ejection mechanisms.
As shown in fig. 2, 3 and 4, the net bag is arranged in the barrier net receiving groove 6, the net bag comprises a barrier net 5 and two side ropes 25, the connecting end edge of the barrier net 5 is fixedly connected with one side of the box-type shell 3 close to the monitored building 1, and the free end edge of the barrier net 5 is connected with the traction rod 14; two ends of the traction rod 14 are respectively connected with the two traction bullets 8 through two traction ropes 15; the two side ropes 25 are respectively connected with a plurality of connecting ropes 21 evenly distributed between the left end edge and the right end edge of the barrier net 5, two ends of the two side ropes 25 are respectively connected between two ends of the traction rod 14 and two ends of the connecting end edge of the barrier net 5, and the length of the side ropes 25 is smaller than that of the barrier net 5 after being unfolded. Thus, the connecting ends of the two side ropes 25, the expanded barrier net 5, the traction rod 14 and the barrier net 5 can form a net bag for bearing falling objects.
The controller is respectively connected with the electromagnet driver 24, the camera 16 and the alarm 2; the electromagnet driver 24 is respectively connected with the two push-pull electromagnets 4; the power supply module provides power supply for the controller.
The controller continuously collects image data shot by the camera in real time, judges whether a set dangerous area exists or not after image preprocessing and edge detection, and triggers the alarm to alarm and remind when the set dangerous area exists; meanwhile, whether a moving object and a motion track exist or not is judged after the difference is carried out on the image, when the moving object exists, the electromagnet driver is triggered timely according to the motion track parameters, the movable iron core of the push-pull electromagnet retracts, the connecting needle is brought back, then the first connecting portion and the second connecting portion are separated from each other, the traction bomb pops out rapidly under the elastic force action of the spring, the barrier net is taken out under the action of the traction bomb, and due to the existence of the traction rope, the popped barrier net forms a bearing net bag and can stably catch falling people or objects. The system not only has the functions of detection and alarm reminding, but also has the function of rescuing falling people or falling objects.
In order to facilitate the remote personnel to know the image information near the monitored building and the working state of the missile net type interceptor, the controller is connected with the remote server 20 through a wired or wireless communication network.
In order to improve the reliability of the mutual matching, the second connecting portion 11 is a circular sleeve, the first connecting portion 10 is a circular boss, and the circular sleeve is matched with the circular boss in a sleeved mode.
Preferably, as shown in fig. 1, the present invention further comprises a bracket 17 fixedly installed outside the monitored building 1, wherein the camera 16 is connected to the upper part of the bracket 17 through a universal joint;
a control box 19 is also fixedly connected to the bracket 17, and the controller is arranged in the control box 19;
in order to save energy, the power supply module consists of a solar panel 18 fixedly connected to the top of the bracket 17, a storage battery pack arranged in a control box 19 and a solar controller arranged in the control box 19; the solar cell panel 18 is connected with the electric quantity input end of the solar controller, the electric quantity output end of the solar controller is connected with the storage battery pack, and the electric quantity output end of the solar controller is further connected with the controller.
In order to ensure the use effect in rainy days and effectively protect the camera, a rain shade is arranged on the camera 16; in order to be used normally at night, the camera 16 has a night vision function.
Preferably, the electromagnet driver 24 is installed inside the box-type housing 3, and the electromagnet driver 24 is connected with the controller through an RS485 bus.
Preferably, the alarm 2 is mounted on the top of the building 1 being monitored.
Preferably, the controller is an FPGA controller.
Preferably, the length of the barrier net 5 after deployment is from 3 to 4 metres.
In order to increase the intercepting effect, each of the elastic net type interceptors 23 is provided corresponding to the position of a row of windows 22 outside the monitored building 1.
The working principle is as follows: the controller continuously reads frame image data sent by the camera, and judges whether a set dangerous area has characteristic pixel points or not after image preprocessing and edge detection and difference with a background image, wherein the background image can be artificially set an updating period such as every day or every month so as to avoid the influence of the change of the surrounding environment on the accuracy of the background image. The controller can judge whether a person intrudes into a set dangerous area on the roof or whether a person or an object falls from the roof or a window according to the pixel point coordinate distribution condition of the differential image, triggers the alarm to alarm and remind when the person exists, and sends the video image to the remote server to remind security personnel of paying attention; if the falling is detected, the controller conducts differential convolution between adjacent frames to draw a falling track, and then a vertical falling point area is obtained to prepare for starting the elastic net type interceptor of the area. Since the frame frequency of the camera is known, the falling object speed value can be obtained by combining the falling track coordinate. Judging when the falling object reaches the position of the elastic net type interceptor according to the speed value, triggering the electromagnet driver by the controller in advance for 0.5s-1s, quickly popping the elastic net type interceptor in a short time and keeping the elastic net type interceptor in an open state, and ensuring that the falling object is captured and falls into the intercepting surface rightly and finally into the net bag because the falling object reaches at a high speed, thereby achieving the purpose of effective interception.
Claims (10)
1. An intelligent device system for preventing building jump and intercepting high-altitude falling objects comprises a monitoring early warning unit and a net blocking unit, wherein the monitoring early warning unit comprises an alarm (2) arranged near a monitored building (1) and a monitoring camera unit arranged on one side of the outside of the monitored building (1), and is characterized by further comprising a controller and a power supply module;
the monitoring camera unit consists of one or more groups of cameras (16) covering the monitored building (1);
the elastic net intercepting unit consists of a plurality of elastic net type interceptors (23) which are assembled at the same height outside the lower part of the monitored building (1); the elastic net type interceptor (23) comprises a box type shell (3), two ejection mechanisms and a net bag;
the box-type shell (3) is provided with a blocking net accommodating groove (6) in the middle and two ejector cavities (7) positioned on two sides of the blocking net accommodating groove (6), one side, close to the monitored building (1), of the box-type shell (3) is fixedly connected with the monitored building (1), and one side, far away from the monitored building (1), of the box-type shell (3) is provided with an open structure communicated with the blocking net accommodating groove (6) and the ejector cavities (7);
the two ejection mechanisms are respectively arranged in the two ejector cavities (7), and each ejection mechanism comprises a spring base (12) fixedly connected to the inner end of each ejector cavity (7), a traction bullet (8) slidably arranged in each ejector cavity (7), a spring (9) arranged between the traction bullet (8) and the spring base (12), and a push-pull electromagnet (4) positioned on the outer side of the spring base (12); the inner end of the spring (9) is fixedly connected to the spring base (12), and the outer end of the spring (9) is in elastic contact fit with the traction bullet (8); the spring base (12) and the traction bullet (8) are respectively provided with a first connecting part (10) and a second connecting part (11) at the parts corresponding to the inner cavity of the spring (9), and one ends, close to the first connecting part (10) and the second connecting part (11), of the first connecting part and the second connecting part are correspondingly provided with connecting through holes which penetrate transversely; the push-pull electromagnet (4) is fixedly connected with the box-type shell (3), the end part of a movable iron core of the push-pull electromagnet (4) is connected with a connecting needle (13), and the connecting needle (13) realizes the connection between the traction bullet (8) and the spring base (12) through a connecting through hole penetrating through the first connecting part (10) and the second connecting part (11);
the net bag is arranged in the blocking net accommodating groove (6) and comprises a blocking net (5) and two side ropes (25), the connecting end edge of the blocking net (5) is fixedly connected with one side, close to the monitored building (1), of the box-type shell (3), and the free end edge of the blocking net (5) is connected with a traction rod (14); two ends of the traction rod (14) are respectively connected with the two traction bullets (8) through two traction ropes (15); the two side ropes (25) are respectively connected with the left end edge and the right end edge of the blocking net (5) through a plurality of connecting ropes (21) which are uniformly distributed, two ends of the two side ropes (25) are respectively connected between two ends of the traction rod (14) and two ends of the connecting end edge of the blocking net (5), and the length of the side ropes (25) is smaller than that of the blocking net (5) after the blocking net (5) is unfolded;
the controller is respectively connected with the electromagnet driver (24), the camera (16) and the alarm (2); the electromagnet driver (24) is respectively connected with the two push-pull electromagnets (4); the power supply module provides power supply for the controller.
2. The system of claim 1, wherein the controller is connected to the remote server (20) via a wired or wireless communication network.
3. The intelligent anti-jumping and high-altitude falling object intercepting device system according to claim 1 or 2, wherein the second connecting portion (11) is a circular sleeve, the first connecting portion (10) is a circular boss, and the circular sleeve and the circular boss are matched in a sleeved mode.
4. The intelligent anti-jumping and high-altitude falling object intercepting device system according to claim 3, further comprising a bracket (17) fixedly installed on the outer side of the monitored building (1), wherein the camera (16) is connected to the upper part of the bracket (17) through a universal joint;
the bracket (17) is also fixedly connected with a control box (19), and the controller is arranged in the control box (19);
the power supply module consists of a solar panel (18) fixedly connected to the top of the bracket (17), a storage battery pack arranged in the control box (19) and a solar controller arranged in the control box (19); the solar cell panel (18) is connected with the electric quantity input end of the solar controller, the electric quantity output end of the solar controller is connected with the storage battery pack, and the electric quantity output end of the solar controller is also connected with the controller.
5. The intelligent anti-jumping and high-altitude falling object intercepting device system according to claim 4, wherein a rain shade is installed on the camera (16); the camera (16) has a night vision function.
6. The intelligent anti-jumping and high-falling object intercepting device system of claim 5, wherein the electromagnet driver (24) is installed inside the box-type shell (3), and the electromagnet driver (24) is connected with the controller through an RS485 bus.
7. An intelligent anti-building-jump and high-altitude-falling-object-intercepting device system according to claim 6, wherein the alarm (2) is installed on the top of the monitored building (1).
8. The system of claim 7, wherein the controller is an FPGA controller.
9. The intelligent anti-building-jump and high-altitude-falling-object-intercepting device system according to claim 8, wherein the length of the barrier net (5) after being unfolded is 3-4 meters.
10. An intelligent anti-jump and high-falling object intercepting device system according to claim 9, wherein each of the elastic net type interceptors (23) is provided corresponding to the position of a row of windows (22) outside the monitored building (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811222318.9A CN109453480B (en) | 2018-10-19 | 2018-10-19 | Intelligent device system for preventing building from jumping and intercepting falling objects |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811222318.9A CN109453480B (en) | 2018-10-19 | 2018-10-19 | Intelligent device system for preventing building from jumping and intercepting falling objects |
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| CN109453480A CN109453480A (en) | 2019-03-12 |
| CN109453480B true CN109453480B (en) | 2020-11-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110314296A (en) * | 2019-06-28 | 2019-10-11 | 南宁学院 | A kind of high altitude anti-falling system |
| CN110427927A (en) * | 2019-09-29 | 2019-11-08 | 恒大智慧科技有限公司 | Hold-up interception method, interceptor control system and the storage medium of falling object from high altitude |
| CN111010540A (en) * | 2019-12-11 | 2020-04-14 | 刘竞择 | Method and system for detecting and intercepting falling object |
| CN111155917A (en) * | 2020-02-11 | 2020-05-15 | 安徽理工大学 | High-altitude anti-falling intelligent windproof lock window |
| CN111422364A (en) * | 2020-04-07 | 2020-07-17 | 榆林学院 | Radar positioning and high-altitude falling object prevention protection device and method |
| CN111580081A (en) * | 2020-04-26 | 2020-08-25 | 深圳市创智成科技股份有限公司 | High-altitude falling object intercepting system and method |
| CN112327689A (en) * | 2020-10-30 | 2021-02-05 | 皖江工学院 | High-altitude falling emergency protection device, working method thereof and falling emergency protection system |
| CN112799316B (en) * | 2020-12-31 | 2022-05-24 | 杭州上裕信息技术有限公司 | High-altitude falling object prevention system and method |
| CN113202263B (en) * | 2021-04-16 | 2022-04-01 | 湖北工业大学 | Building outer wall is shelled thing and is accepted cleaning device |
| KR102633798B1 (en) * | 2023-11-23 | 2024-02-05 | 김현호 | Fall protection cage for bridge |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20060090961A1 (en) * | 2004-11-02 | 2006-05-04 | John Rexroad | Safety net system |
| CN203535397U (en) * | 2013-07-27 | 2014-04-09 | 思码(厦门)电子科技有限公司 | Falling objects monitoring and intercepting apparatus |
| CN104601939B (en) * | 2013-10-31 | 2018-02-06 | 周振东 | A kind of method and system for monitoring throwing object in high sky and eliminating its harm |
| CN105920750A (en) * | 2016-04-22 | 2016-09-07 | 王天伟 | Intelligent device system for jumping protection and high-altitude falling catch |
| CN107651207B (en) * | 2017-08-28 | 2020-06-09 | 北京航空航天大学 | Throwing and capturing device of rotor craft for aerial moving target |
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