CN113476759B - High-altitude falling safety protection device utilizing electromagnetic force and control method thereof - Google Patents

Abstract

The application provides a high-altitude falling safety protection device utilizing electromagnetic force and a control method thereof, wherein the high-altitude falling safety protection device comprises: wearing part, gasbag, aerating device, electromagnetic adsorption device and controlling means. A bladder is attached to the wearing member, the bladder having a deflated state and an inflated state. The inflator is connected with the airbag. The electromagnetic adsorption device is arranged on the air bag and is connected with a power supply line. The control device is electrically connected with the air charging device and the power supply line respectively so as to control the on-off of the power supply line and control and trigger the air charging device. The high altitude safety arrangement that falls of electromagnetic force of this application can be when the human unbalance falls, and the gasbag is aerifyd fast and is popped out, and electromagnetic adsorption device starts for the human body of parcel gasbag becomes a big magnetic structure, adsorbable on near metal component, thereby reaches the protection human body, avoids the effect that the high altitude falls.

Description

High-altitude falling safety protection device utilizing electromagnetic force and control method thereof

Technical Field

The application relates to the technical field of constructional engineering construction, in particular to a high-altitude falling safety protection device utilizing electromagnetic force and a control method thereof.

Background

According to statistics of three major injury accidents (high-altitude falling, collapse and object hitting) in the construction industry in recent years, the high-altitude falling accidents have the highest incidence rate and great dangerousness. The high-altitude falling is generally that the constructor loses the foot and falls to the ground due to various accidents in the high-altitude construction process.

In actual projects, places related to high-altitude operations include: the periphery of building operation surfaces such as the periphery of a floor, the periphery of a roof surface, the periphery of a balcony, the periphery of a material transferring platform, the periphery of a corridor, the periphery of a ceiling and a roof modeling and the like are all provided with scaffolds or climbing frames in the construction process. In an extreme case, in the process of cleaning the exterior decoration surface of a high building, the glass curtain wall is also composed of glass combined with metal components, a large number of metal components are shared on the occasions, the characteristics are not utilized by the conventional safety protection device, the protection of the human body is realized only by arranging the air bag, and the air bag has limited protection on the human body when falling from high altitude and cannot achieve a good protection effect.

Disclosure of Invention

The application provides an utilize electromagnetic force's high altitude safety arrangement that falls, can be when human unbalance falls, gasbag quick aerate pops out, and the electromagnetism adsorption equipment starts for wrap up the human body of gasbag and form a big magnetic structure, adsorbable on near metal component, thereby reach the protection human body, avoid the effect that the high altitude falls.

In order to achieve the above object, the present application provides the following technical solutions:

a first object of the present application is to provide a high altitude fall safety device using electromagnetic force, comprising:

a wearing member;

a bladder attached to the wearing member, the bladder having a deflated state and an inflated state;

the inflating device is connected with the air bag;

the electromagnetic adsorption device is arranged on the air bag and is connected with a power supply line;

and the control device is electrically connected with the air charging device and the power supply line respectively so as to control the on-off of the power supply line and control and trigger the air charging device.

Optionally, the airbag includes an inner bag layer and an outer insulating layer, a jacket is formed between the inner bag layer and the outer insulating layer, and the electromagnetic adsorption device is disposed in the jacket.

Optionally, the electromagnetic adsorption device includes a plurality of electromagnetic components, and each electromagnetic component covers the outer surface of the inner bag layer.

Optionally, the electromagnetic component is a metal ring, each metal ring is distributed along the outer surface of the inner bag layer, and a plurality of adjacent metal rings are sleeved with each other.

Optionally, a plurality of air bags are arranged on the wearing part, corresponding electromagnetic adsorption devices are respectively arranged on each air bag, and the control device is electrically connected with power supply lines of the electromagnetic adsorption devices respectively.

Optionally, the high-altitude falling safety protection device using electromagnetic force includes a plurality of airbags, the wearing component includes a waistband, and the airbags are sequentially arranged along the length direction of the waistband.

Optionally, the waistband includes a plurality of stereoplasm casings, connects through the connecting band between two adjacent stereoplasm casings, the stereoplasm casing has the cavity and communicates the oral area of cavity, the gasbag is installed in the cavity, and can stretch out the oral area.

Optionally, the safety protection device further comprises an unbalance sensor, and the unbalance sensor is electrically connected with the control device.

A second object of the present application is to provide a control method of the safety protection device, including: the control device judges whether the human body falls or not, and controls to trigger the air charging device and conduct the power supply circuit when the human body falls.

Preferably, the control device is connected with an unbalance sensor, and the control method includes:

step S1, the control device determines whether an unbalance signal of the unbalance sensor is received, if so, the process goes to step S3, otherwise, the process goes to step S2;

step S2, proceed to step S1;

and step S3, the control device controls and triggers the inflation device and conducts the power supply circuit.

Compared with the prior art, the beneficial effect of this application:

the high altitude safety arrangement that falls of electromagnetic force of this application can be when the human unbalance falls, and the gasbag is aerifyd fast and is popped out, and electromagnetic adsorption device starts for the human body of parcel gasbag becomes a big magnetic structure, adsorbable on near metal component, thereby reaches the protection human body, avoids the effect that the high altitude falls.

Drawings

The above and other objects, features and advantages of exemplary embodiments of the present disclosure will become readily apparent from the following detailed description, which proceeds with reference to the accompanying drawings. Several embodiments of the present disclosure are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:

FIG. 1 is a schematic view of a wearing feature of a safety shield apparatus provided herein;

FIG. 2 is a schematic view of an airbag of the safety shield apparatus provided herein in an inflated state;

FIG. 3 is a schematic view of a lap belt of the safety shield apparatus provided herein;

FIG. 4 is a schematic view of the internal structure of the lap belt portion of the safety shield apparatus provided herein;

FIG. 5 is a schematic view of a safety shield apparatus provided herein worn on a person and in an inflated state;

FIG. 6 is a partial schematic view of an electromagnetic component on a safety shield apparatus provided herein;

FIG. 7 is another partial schematic view of an electromagnetic component on the safety shield apparatus provided herein;

fig. 8 is a schematic view of a safety protection device attached to a metal structure of a building simulating a fall of a worker.

In the figure, 1, a wearing member; 11. shoulder straps; 12. a leg strap; 13. a central band; 14. a waistband; 141. a hard shell; 142. a connecting belt; 2. an air bag; 21. an inflation port of the airbag; 22. an airbag fixing device; 3. an inflator; 31. a gas generator; 32. an ignition device; 4. an electromagnetic adsorption device; 41. a metal ring; 5. a control device; 6. a battery box.

Detailed Description

The technical solutions in the embodiments of the present disclosure will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments, of the present disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

In the above description of the present specification, the terms "fixed," "mounted," "connected," or "connected" should be construed broadly unless otherwise explicitly specified or limited. For example, with the term "coupled", it can be fixedly coupled, detachably coupled, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other way by the interaction of two elements. Therefore, unless the specification explicitly defines otherwise, those skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.

From the above description of the present specification, those skilled in the art will also understand the terms used below, terms indicating orientation or positional relationship such as "upper", "lower", "front", "rear", "left", "right", "length", "width", "thickness", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", "center", "longitudinal", "lateral", "clockwise" or "counterclockwise" are based on the orientation or positional relationship shown in the drawings of the present specification, it is for the purpose of facilitating the explanation of the invention and simplifying the description, and it is not intended to state or imply that the devices or elements involved must be in the particular orientation described, constructed and operated, therefore, the above terms of orientation or positional relationship should not be construed or interpreted as limiting the present invention.

In addition, the terms "first" or "second", etc. used in this specification are used to refer to numbers or ordinal terms for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present specification, "a plurality" means at least two, for example, two, three or more, and the like, unless specifically defined otherwise.

Referring to fig. 1 to 8, an embodiment of the present application provides a high altitude fall safety protection device using electromagnetic force, including: wearing part 1, gasbag 2, aerating device 3, electromagnetic adsorption equipment 4 and controlling means 5. The wearing part 1 is worn on a human body, the airbag 2 is connected to the wearing part 1, and the airbag 2 has a contracted state and an expanded state. The inflator 3 is connected to the airbag 2. The electromagnetic adsorption device 4 is arranged on the air bag 2, and the electromagnetic adsorption device 4 is connected with a power supply circuit. The control device 5 is respectively electrically connected with the inflator 3 and a power supply line route so as to control the on-off of the power supply line and control and trigger the inflator 3.

The high altitude safety arrangement that falls of electromagnetic force of this application can be when the human unbalance falls, and 3 quick release gases of controlling means control aerating device for 2 quick aerations of gasbag pop out, and electromagnetic adsorption device 4 starts simultaneously, makes the human body of parcel gasbag 2 form a big magnetic structure, adsorbable on near metal component, thereby reaches the protection human body, avoids the effect that the high altitude falls.

The air bag 2 comprises an inner bag layer and an outer insulating layer, a jacket is formed between the inner bag layer and the outer insulating layer, and the electromagnetic adsorption device 4 is arranged in the jacket. The external insulating layer serves to protect the electromagnetic attraction means 4 and protect the human body from being damaged by the current.

In a possible embodiment, the electromagnetic adsorption device 4 comprises a plurality of electromagnetic components, each of which is covered on the outer surface of the inner capsule layer. When the control device 5 turns on the power supply circuit, the electromagnetic components of the electromagnetic adsorption device 4 are energized to generate magnetic attraction. This application can increase the quantity of electromagnetic component by furthest through the surface cover that sets up at the inner bag layer to improve magnetic attraction.

Wherein the electromagnetic component may be a coil, each coil being arranged around the airbag 2 in the inflated state of the airbag 2, forming a large electromagnetic coil. Illustratively, each coil is locally attached to the balloon 2 along its length so that when the balloon 2 is inflated, the coil can be quickly returned to a set position, preventing the coils from becoming redundant.

In a possible embodiment, referring to fig. 6 and 7, the electromagnetic component is a metal ring 41, each metal ring 41 is distributed along the outer surface of the inner capsule layer, and a plurality of adjacent metal rings 41 are sleeved with each other. In this arrangement, the metal rings 41 are fitted to each other, so that the metal rings 41 can be adaptively retracted as a whole when the airbag 2 is retracted, and the metal rings 41 can be expanded as the airbag 2 is inflated, thereby enlarging the whole. The metal ring can be made of steel or iron, and forms a magnetizer after being electrified, so that the magnetizer has strong magnetism on metal objects.

Further, the fitting manner of each metal ring 41 may be set adaptively according to the inflated shape of the airbag 2. Illustratively, in the inflated condition of the balloon 2, in the relative plane position, each metal ring is engaged with four adjacent metal rings and can slide within the metal rings, ensuring their shape to be plastic while ensuring their sandwich integrity within the balloon 2. At the radian change position of the surface of the air bag 2, one metal ring can be connected with three adjacent metal rings (the number of the connected metal rings can be changed according to the change of the whole radian), so that the shape change of each metal ring is more suitable for the shape of the air bag 2.

The wearable part 1 is provided with a plurality of air bags 2, each air bag 2 is provided with a corresponding electromagnetic adsorption device 4, and the control device 5 is electrically connected with a power supply circuit of each electromagnetic adsorption device 4. Therefore, the electromagnetic adsorption devices 4 on the air bags 2 are connected in parallel, and even if the electromagnetic adsorption device 4 on one air bag 2 breaks down, the electromagnetic adsorption devices 4 on other air bags 2 can still be in a normal operation state, so that the safety is improved.

The high-altitude falling safety protection device utilizing electromagnetic force comprises a plurality of air bags 2, the wearing part 1 comprises a waistband 14, and the air bags 2 are sequentially arranged in the length direction of the waistband 14. Thus, after the air bags 2 are expanded, each air bag 2 winds the waist cloth of the human body for a circle, and the human body is protected comprehensively.

The waist belt 14 comprises a plurality of hard shells 141, two adjacent hard shells 141 are connected by a connecting band 142, the hard shells 141 are provided with cavities and mouth parts communicated with the cavities, and the air bags 2 are installed in the cavities and can extend out of the mouth parts. The gasbag passes through gasbag fixing device to be connected in the cavity, gasbag 2 is under the contraction state, then holds in the cavity, does not influence workman and dresses the travelling comfort, when gasbag 2 expands, then stretches out the oral area, the human a week of each gasbag 2 cladding.

The safety protection device further comprises an unbalance sensor which is electrically connected with the control device 5. Unbalance induction appearance is used for responding to the unbalance signal, and when detecting human unbalance, unbalance induction appearance sends unbalance signal to controlling means 5, and controlling means 5 receives this signal after, the control switches on the power supply line and triggers aerating device 3.

Referring to fig. 1, the wearing part 1 has shoulder straps 11, leg straps 12, a center strap 13 and a waist strap 14, the center strap 13 connects the shoulder straps 11 and the leg straps 12, the waist strap 14 is disposed between the shoulder straps 11 and the leg straps 12, and the waist strap 14 is connected to the center strap 13. The shoulder straps 11 are worn on the shoulders of the human body, the leg straps 12 are worn on the legs of the human body, the central straps 13 are positioned on the abdomen and the back of the human body, and the wearing part 1 is good in connection stability with the human body and is not easy to fall off.

The safety protection device also comprises a battery box 6, wherein the battery box 6 is electrically connected with the control device 5, and the battery box 6 and the control device 5 are both arranged on the central belt 13. The battery box 6 can supply electric power to the inflator 3 and the electromagnetic adsorption device 4.

In a possible embodiment, the inflation device 3 comprises a high-pressure gas tank and a trigger connected to the high-pressure gas tank, the gas tank is in communication with the airbag 2, and the control device 5 is electrically connected to the trigger. The control device 5 can control the trigger to puncture the air outlet end of the high-pressure air tank, so that the high-pressure air tank inflates the air bag 2.

Wherein, corresponding high-pressure gas pitcher and trigger all are provided with to each gasbag 2, have improved the security through setting up a plurality of aerating device 3, even a certain aerating device 3 trouble, other aerating device 3 can also normal operating.

In another possible embodiment, the inflator 3 is disposed inside the hard case 141 and includes a cavity communicating with the inflation port 21 of the airbag, a gas generator 31 and an igniter 32 for heating the gas generator 31 are disposed in the cavity, and the gas generator 31 contains sodium azide and potassium nitrate. After the ignition device 32 is controlled by the control device 5 to ignite, the sodium azide and the potassium nitrate in the gas generator 31 can be triggered to react violently to generate nitrogen, and the heat flow formed by the nitrogen can make the air bag 2 expand and pop out quickly to form a soft and pressure-resistant air bag 2.

Example two

Referring to fig. 2, 5 and 8, a second embodiment of the present application provides a method for controlling a safety protection device in the first embodiment, including: the control device 5 judges whether the human body falls or not, and controls to trigger the air charging device 3 and conduct the power supply circuit when the judgment is yes.

Wherein, controlling means 5 is connected with the unbalance inductor, the control method includes:

step S1, the control device 5 determines whether an unbalance signal of the unbalance sensor is received, if so, the process goes to step S3, otherwise, the process goes to step S2;

step S2, proceed to step S1;

step S3, the control device 5 controls to trigger the inflator 3 and to turn on the power supply line.

The specific operation steps of the safety protection device adopted by workers are as follows:

the first step is as follows: workers wear the safety protection device to normally work, and when the workers fall accidentally, the unbalance sensor senses that a human body falls and sends a signal to the control device;

the second step: the control device controls the inflating device to start so as to rapidly eject the air bag 2, the battery box simultaneously and rapidly releases strong current, the electromagnetic adsorption device 4 on the air bag 2 is electrified so that the air bag 2 is instantly changed into a large electromagnet, and meanwhile, the help-seeking system arranged on the safety protection device sends out a help-seeking signal to the comprehensive office and plays help-seeking voice with large volume so as to ask for help for a safety worker;

the third step: the expanded air bag 2 has strong attraction to surrounding large metal components, and is instantly adsorbed on the nearest metal component to firmly protect the human body and avoid falling.

While various embodiments of the present invention have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Numerous modifications, changes, and substitutions will occur to those skilled in the art without departing from the spirit and scope of the present invention. It should be understood that various alternatives to the embodiments of the invention described herein may be employed in practicing the invention. It is intended that the following claims define the scope of the invention and that the module compositions, equivalents, or alternatives falling within the scope of these claims be covered thereby.

Claims (7)

1. The utility model provides an utilize high altitude of electromagnetic force safety arrangement that falls which characterized in that includes:

a wearing member;

a balloon connected to the wearing member, the balloon having a contracted state and an expanded state, the balloon including an inner bag layer and an outer insulating layer, a jacket being formed between the inner bag layer and the outer insulating layer;

the inflating device is connected with the air bag;

the electromagnetic adsorption device comprises a plurality of electromagnetic components, each electromagnetic component is arranged in the jacket and covers the outer surface of the inner bag layer, the electromagnetic components are metal rings, each metal ring is distributed along the outer surface of the inner bag layer, each metal ring is connected with four adjacent metal rings and can slide in the range of the metal rings, and the electromagnetic adsorption device is connected with a power supply circuit;

and the control device is electrically connected with the air charging device and the power supply line respectively so as to control the on-off of the power supply line and control and trigger the air charging device.

2. The high altitude falling safety protection device utilizing electromagnetic force as claimed in claim 1, wherein a plurality of air bags are provided on the wearing member, each air bag is provided with a corresponding electromagnetic absorption device, and the control device is electrically connected to the power supply line of each electromagnetic absorption device.

3. The high altitude crash safety device using electromagnetic force according to claim 1, comprising a plurality of air bags, wherein the wearing part comprises a waist belt, and the air bags are sequentially arranged along a length direction of the waist belt.

4. The high altitude falling safety protection device utilizing electromagnetic force as claimed in claim 3, wherein the waist belt comprises a plurality of hard shells, two adjacent hard shells are connected through a connecting belt, the hard shells are provided with a cavity and a mouth part communicated with the cavity, and the air bag is installed in the cavity and can extend out of the mouth part.

5. The high altitude fall safety protection device using electromagnetic force according to claim 1, further comprising an unbalance sensor electrically connected to the control device.

6. A control method of a high altitude fall safety protection apparatus using electromagnetic force according to any one of claims 1 to 5, comprising: the control device judges whether the human body falls or not, and controls to trigger the air charging device and conduct the power supply circuit when the judgment is yes.

7. The control method of the high altitude falling safety protection device using electromagnetic force as claimed in claim 6, wherein the control device is connected with an unbalance sensor, the control method comprising:

step S1, the control device determines whether an unbalance signal of the unbalance sensor is received, if so, the process goes to step S3, otherwise, the process goes to step S2;

step S2, proceed to step S1;

and step S3, the control device controls and triggers the air charging device and conducts the power supply circuit.

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