CN112349068B - Prevent drowned warning bracelet - Google Patents
Prevent drowned warning bracelet Download PDFInfo
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- CN112349068B CN112349068B CN202011133592.6A CN202011133592A CN112349068B CN 112349068 B CN112349068 B CN 112349068B CN 202011133592 A CN202011133592 A CN 202011133592A CN 112349068 B CN112349068 B CN 112349068B
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- bracelet
- grapple
- alarm
- ejection
- separation part
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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
- G08B21/08—Alarms for ensuring the safety of persons responsive to the presence of persons in a body of water, e.g. a swimming pool; responsive to an abnormal condition of a body of water
- G08B21/088—Alarms for ensuring the safety of persons responsive to the presence of persons in a body of water, e.g. a swimming pool; responsive to an abnormal condition of a body of water by monitoring a device worn by the person, e.g. a bracelet attached to the swimmer
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- Emergency Alarm Devices (AREA)
Abstract
The invention provides a drowning prevention alarm bracelet, which relates to the technical field of life-saving devices and comprises a bracelet shell, a trigger mechanism, an ejection mechanism and a separation part, wherein the trigger mechanism, the ejection mechanism and the separation part are arranged on the bracelet shell; the ejection mechanism is used for ejecting the separation part to the water surface or floating to the water surface to alarm and call for help, and the self-rescue mechanism is used for self-rescue at the same time, so that a drowned person is rescued.
Description
Technical Field
The invention relates to the technical field of life saving devices, in particular to a drowning prevention alarm bracelet.
Background
Swimming, as a whole-body exercise that can lose weight, increase body resistance, and regulate cardiopulmonary function, has recently become more and more accepted and favored by people. The number of the natatorium is far from meeting the exercise requirements of people at present, more people select to swim in a wild stream lake, but due to the lack of safety measures, drowning accidents are often caused. Safety protection for the swimmer is a non-negligible problem.
Disclosure of Invention
The invention aims to provide a drowning prevention alarm bracelet which can call for help when a drowned person drowns and can save the self under the condition that the drowned person cannot be helped by the outside.
The embodiment of the invention is realized by the following steps:
the embodiment of the application provides a prevent drowned warning bracelet, including bracelet shell, trigger mechanism, ejection mechanism and separation portion install on bracelet shell, trigger mechanism and separation portion joint, ejection mechanism head and separation portion butt, ejection mechanism afterbody and bracelet shell are connected.
In some embodiments of the present invention, the trigger mechanism includes a button member, a restoring member, and a limit buckle engaged with the disengaging portion, one end of the restoring member is connected to the button member, the other end is connected to the bracelet shell, and the limit buckle is connected to the button member.
In some embodiments of the present invention, the ejection mechanism includes an ejection portion for ejecting the separation portion and a limiting member for limiting the ejection mechanism, one end of the ejection portion abuts against the separation portion, the other end of the ejection portion is connected to the bracelet shell, and the ejection portion is connected to the limiting member.
In some embodiments of the present invention, the detachment portion includes an alarm device, a detachment portion housing, a guiding device, a magnetic element, an electromagnetic inductor, and a power supply, the alarm device, the guiding device, and the power supply are mounted on the detachment portion housing, the alarm device and the guiding device are respectively electrically connected to the power supply, the electromagnetic inductor is mounted on the detachment portion housing, and the magnetic element is mounted on the trigger mechanism.
In some embodiments of the invention, the alarm device comprises an electromagnetic wave alarm mounted in the detachment portion and an audible alarm mounted on an outer wall of the detachment portion.
In some embodiments of the invention, the directing means comprises an optical indexer electrically connected to the power supply, the optical indexer being mounted to an outer wall of the disengagement section.
In some embodiments of the invention, the self-rescue mechanism further comprises a first spring, a grapple and a connecting rope, one end of the connecting rope is connected with the grapple, the other end of the connecting rope is connected with the bracelet shell, the grapple is positioned below the breaking part, the head part of the grapple is abutted against the breaking part, the tail end of the grapple is abutted against the ejection mechanism, one end of the first spring is abutted against the grapple, and the other end of the first spring is connected with the bracelet shell.
In some embodiments of the invention, the grapple comprises a main rod, a plurality of positioning members and a second spring, the positioning members are rotatably connected to the main rod, the middle of each positioning member is connected with the main rod through the second spring, and a limiting boss is arranged at the rotary connection position of any one positioning member and the main rod.
In some embodiments of the present invention, a fender is disposed on an outer side wall of the positioning member adjacent to the head portion of the main rod.
In some embodiments of the present invention, the positioning member is further provided with an anti-slip boss, and an opening of the anti-slip boss faces the main rod.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:
the utility model provides a prevent drowned warning bracelet, includes bracelet shell, trigger mechanism, ejection mechanism and the portion of breaking away from, and trigger mechanism, ejection mechanism and the portion of breaking away from install on bracelet shell, trigger mechanism with the portion of breaking away from joint, ejection mechanism head with break away from the portion butt, ejection mechanism afterbody and bracelet shell are connected.
The drowning prevention alarm bracelet can be mainly used for considering the safety protection of swimmers in two situations, namely, the swimmers can call for help by using the device after drowning so that surrounding people can rescue the drowned swimmers, and the drowned swimmers can quickly find out a force application point by using the self-rescue mechanism so as to save themselves; in order to achieve the purpose of calling for help, a trigger mechanism and an ejection mechanism are arranged on the drowning prevention alarm bracelet, wherein the trigger mechanism is used for starting the drowning prevention alarm bracelet by a drowning person and carrying out simple operation on the drowning prevention alarm bracelet, such as touch or button; set up the aim at of bracelet shell and carry on spacingly to breaking away from the portion to make ejection mechanism will break away from the direct ejection of portion to the surface of water or float to the surface of water, and break away from the portion and report to the police later and call for help, thereby utilize people's help around to obtain help.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram 1 of a drowning prevention alarm bracelet in the invention;
fig. 2 is a schematic structural diagram 2 of the drowning prevention alarm bracelet of the present invention;
FIG. 3 is a schematic view of a grapple of the present invention 1;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
fig. 5 is a schematic view of the grapple of the present invention 2.
Icon: 1-a detachment section; 2-a trigger mechanism; 21-a limit buckle; 22-a button member; 23-bracelet shell; 231-a wire-placing groove; 24-a restorative member; 3-an ejection mechanism; 31-an ejection part; 32-a limit stop; 4-a disengagement section housing; 5-self-rescue mechanism; 51-a grapple; 52-a first spring; 53-mud guards; 54-a positioning element; 55-sharp portion; 56-main pole; 561-limit boss; 57-a second spring; 58-anti-slip boss.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are usually placed when the products of the present invention are used, the orientations or positional relationships are only used for convenience of describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements to be referred to must have specific orientations, be constructed in specific orientations, and operate, and therefore, the present invention should not be construed as being limited. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, "a plurality" represents at least 2.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Examples
As shown in fig. 1, this embodiment provides a prevent drowning warning bracelet, including bracelet shell 23, trigger mechanism 2, ejection mechanism 3 and the portion of breaking away from 1 install on bracelet shell 23, trigger mechanism 2 with break away from 1 joint, ejection mechanism 3 head with break away from 1 butt, 3 afterbody and the bracelet shell 23 connection of ejection mechanism.
The drowning prevention alarm bracelet mainly can be used for considering the safety protection of a swimmer in two situations, namely, the swimmer is called for help by using the device after being drowned, so that surrounding people can rescue the drowned swimmer, and the drowned swimmer can quickly find a force application point by using the self-rescue mechanism 5, so that the swimmer can save oneself; in order to achieve the purpose of calling for help, a triggering mechanism 2 and an ejection mechanism 3 are arranged on the drowning prevention alarm bracelet, the triggering mechanism 2 is used for a drowning person to start the drowning prevention alarm bracelet, and the drowning prevention alarm bracelet is simply operated, such as touching or pressing a button; set up bracelet shell 23's aim at and carry on spacingly to separation portion 1, avoid ejection mechanism 3 to take place the skew when launching, and can prevent that the initial kinetic energy that separates portion 1 from reduces, thereby make ejection mechanism 3 will separate portion 1 and directly launch to the surface of water or float to the surface of water, and the material that separates portion 1 needs to possess the floatability, can be wooden, also can be plastics, this embodiment adopts plastics, separation portion 1 reports to the police afterwards calls for help, thereby utilize people's help on every side to obtain help.
As shown in fig. 1, in some embodiments of the present invention, the trigger mechanism 2 includes a button member 22, a restoring member 24, and a limit buckle 21 engaged with the disengaging part 1, one end of the restoring member 24 is connected to the button member 22, the other end is connected to the bracelet housing 23, and the limit buckle 21 is connected to the button member 22.
In some embodiments of the invention, in order to ensure that the drowning prevention alarm bracelet can keep working as much as possible in water, the trigger mechanism 2 adopts mechanical braking, and the arrangement aims to avoid short circuit after electronic braking meets water, so that the drowning prevention alarm bracelet can not work, and further avoid causing distress call or self-rescue failure of a drowned person; the drowning prevention alarm bracelet uses the limit button 21 to limit the separation part 1, the separation part 1 is fixed on the bracelet shell 23, and the trigger mechanism 2 mainly utilizes the movability of the limit button 21 to enable the limit button 21 to finish limiting the separation part 1, so that the separation part 1 is ejected to the water surface or floats to the water surface to alarm under the driving of the ejection mechanism 3, thereby arousing the attention of surrounding people and saving; the concrete structure of the device comprises a button member 22, a recovery member 24 and a limit button 21, wherein in the embodiment, the recovery member 24 adopts a spring, and the button key is arranged to ensure that a drowner can conveniently operate the device under the condition of ensuring the normal operation of the device by utilizing a mechanical structure, and the device has the advantages of simple operation mode and low failure rate; the purpose of the spring is to prevent the movable button 22 from moving freely, which results in the separation part 1 being ejected automatically when not in use, and to ensure the stability of the device operation.
As shown in fig. 2, in some embodiments of the present invention, the ejection mechanism 3 includes an ejection portion 31 for ejecting the detachment portion 1 and a limiting member 32 for limiting the ejection mechanism 3, one end of the ejection portion 31 abuts against the detachment portion 1, the other end of the ejection portion 31 is connected to the bracelet shell 23, and the ejection portion 31 is connected to the limiting member 32.
In some embodiments of the present invention, in order to ensure the stability of the operation of the anti-drowning alarm bracelet, the structure of the anti-drowning alarm bracelet should be simple, so that the ejection mechanism 3 in this embodiment employs the ejection part 31, one end of which abuts against the separation part 1, and the other end of which is connected with the bottom of the inner wall of the bracelet housing 23, so as to generate an upward thrust to the separation part 1, meanwhile, the ejection part 31 in this embodiment employs a spring, but in order to prevent the ejection part 31 from lateral bending or displacement under the condition of compression, a limiting part 32 is disposed outside the ejection part 31, so as to ensure that the ejection part 31 is compressed as required.
In some embodiments of the present invention, the ejection mechanism 3 may also be a bent metal sheet, a metal rod or a metal wire, which may be U-shaped or C-shaped, and the principle thereof is to use the restoring force generated by the bent metal sheet when it is pressed to eject or float the detachment portion 1 to the water surface, so as to alarm the surroundings.
In some embodiments of the present invention, the ejection mechanism 3 may also be a nonmetal with good elasticity, such as styrene butadiene rubber or neoprene rubber, and the restoring force of the nonmetal is utilized to eject or float the detachment portion 1 to the water surface, so as to alarm the surroundings.
In some embodiments of the present invention, the detachment portion 1 includes an alarm device, a detachment portion housing 4, a directing device, a magnetic element, an electromagnetic inductor and a power supply, the alarm device, the directing device and the power supply are mounted on the detachment portion housing 4, the alarm device and the directing device are respectively electrically connected with the power supply, the electromagnetic inductor is mounted on the detachment portion housing 4, and the magnetic element is mounted on the trigger mechanism 2.
In some embodiments of the invention, the purpose of arranging the separating part 1 is to call for help around, in order to achieve this purpose, this embodiment adopts multiple ways to warn, wherein the alarm device is included, its main purpose is to draw the attention of people around quickly, the guiding device is to make people around pay attention to the abnormal situation, at the same time, the general position of the target can be identified or found quickly, which is favorable for improving the survival probability of drowning people, wherein the electromagnetic inductor embodiment adopts a reed switch inductor, the realization principle is reed switch induction triggering, when using this triggering way, a magnetic element is arranged on the bracelet base, the principle that the reed switch contacts are closed because the reed switch can generate different polarities near the end point positions of two reed switches under the action of an external magnetic field is utilized, thereby the controller collects the change of the pin level, and then transmits an alarm signal.
In some embodiments of the present invention, the alarm device comprises an electromagnetic wave alarm mounted inside the detachment portion 1 and an acoustic alarm mounted on an outer wall of the detachment portion 1.
In some embodiments of the invention, the modes of the alarm device are set as an electromagnetic wave alarm and a sound alarm, which aims to quickly draw attention of people around by using the modes, wherein the electromagnetic wave alarm mainly utilizes the situations of indoor swimming, when a drowning person uses the drowning prevention alarm bracelet to warn, a base station of an indoor swimming pool receives a signal sent by the drowning prevention alarm bracelet of the drowning person and timely reminds a lifeguard to save the drowning person, so that the drowning person is prevented from being inconveniently called due to more people; the sound alarm is arranged to warn surrounding people by using sound with sharp and harsh audio frequency and high loudness, so that the surrounding people can quickly rescue drowners, wherein the sound emitted by the sound alarm can be voice, for example; the voice of information can be directly expressed simply, such as 'drowning people', 'saving life' or 'calling rescue', so that people who notice warning around can judge the situation encountered by the calling rescue people.
In some embodiments of the invention, in order to prevent the drowning person from having no people around when drowning, the electromagnetic wave alarm can also be set as telephone alarm, its alarm mode can go on in two stages, utilize the function of the telephone card message at first, carry on the mass-sending message to people around, its message content should be as simple as possible and can express the information directly, for example; the 'drowning', the life saving or the 'calling and rescuing' is convenient for people around to know the situation met by the calling and rescuing people in time, and then uninterrupted voice calling is carried out on parents or police, and the voice content is as simple as possible and can directly express information, for example; the drowning probability of a drowned person is increased by drowning people, saving life or calling for rescue and the like.
In some embodiments of the invention, the directing means comprises an optical director electrically connected to the power supply, the optical director being mounted to an outer wall of the detachment portion 1.
In some embodiments of the present invention, the guiding device is used to enable the person receiving the warning to quickly find the separation part 1, so as to determine the approximate position of the drowning person, thereby reducing the searching time for rescue; wherein guide the device and mainly include the optics director, and the luminance of optics director needs higher to this makes things convenient for the personnel of suing and labouring to discover fast, can also set up the optics director into the scintillation state, improves and distinguishes the degree, sets up like this no matter can both make the search and rescue personnel reduce search time night or daytime, very big improvement search and rescue efficiency, also improved drowned person's survival probability.
As shown in fig. 3 and 4, in some embodiments of the present invention, a self-rescue mechanism 5 is further included, the self-rescue mechanism 5 includes a first spring 52, a grapple 51 and a connecting rope, one end of the connecting rope is connected to the grapple 51, the other end of the connecting rope is connected to the bracelet shell 23, the grapple 51 is located below the breaking-away portion 1, the head of the grapple 51 abuts against the breaking-away portion 1, the tail end of the grapple 51 abuts against the ejection mechanism 3, one end of the first spring 52 abuts against the grapple 51, and the other end of the first spring is connected to the bracelet shell 23.
In some embodiments of the invention, in order to improve the survival rate of the drowned person, there is also provided a self-rescue mechanism 5, because the drowned person survives in water for a limited time, so the rescue to the drowned person can be said to be a war of seconds, usually the reason that the drowned person drowns in water, the great extent is that the point of application can not be found, and then drag the body upwards, and cause suffocation in water, so the basic principle of the self-rescue device of this embodiment is to provide the point of application for the drowned person, thereby improve the survival time of the drowned person as much as possible, its specific structure is to set up the grapple 51 under the disengaging part 1, the tail end of the grapple 51 is connected with the first spring 52, the connecting rope, the first spring 52, the connecting rope are connected with the bracelet shell 23 respectively, its setting is aimed at utilizing the elastic force after the first spring 52 is compressed to pop the grapple 51 out of the water surface, then the grapple 51 is opened, hook or wind the fixed object, such as trees or pipelines, etc., so as providing the point of application for the drowned person; the grapple 51 is arranged below the separation part 1, and the purpose of the grapple 51 is to limit the grapple 51 by using the separation part 1, so that the grapple 51 can be well stored when a user triggers the drowning prevention alarm bracelet; wherein connect the rope because the dynamics that bears is great, meets water and can not decompose, so this embodiment adopts strong horse line, and grapple 51 is because it needs fix, and just bears great pulling force equally, so its material can be stainless steel or titanium alloy etc. to guarantee that drowned person can not take place the condition that grapple 51 drops.
In some embodiments of the present invention, the inclined groove is disposed at the abutting position of the grapple 51 and the disengaging part 1, since the volume of the disengaging part 1 is larger than that of the grapple 51, and the disengaging part 1 is located above the grapple 51, and the speed of the disengaging part 1 is smaller than that of the grapple 51, vertical collision between the grapple 51 and the disengaging part 1 in the ejection process is likely to occur, so that the kinetic energy of the grapple 51 is reduced, the running distance of the grapple 51 is reduced, and a drowner cannot launch the grapple 51 to the shore, and cannot save oneself, so that the inclined groove is disposed at the abutting position of the grapple 51 and the disengaging part 1, and the movement track of the grapple 51 is changed, thereby avoiding the vertical collision and improving the survival probability of the drowner.
In some embodiments of the present invention, a wire releasing groove 231 is further provided, and in the process of launching the grapple 51, since the connecting wire is initially stored tightly, winding is easily generated, which results in shortening of the launching distance of the grapple 51, and thus, the drowning person cannot launch the grapple 51 to the bank, the wire releasing groove 231 is provided for combing the connecting wire, thereby avoiding such a situation and improving the survival rate of the drowning person.
As shown in fig. 3 and 4, in some embodiments of the present invention, the grapple 51 includes a main rod 56, a plurality of positioning members 54 and a second spring 57, the positioning members 54 are rotatably coupled to the main rod 56, a middle portion of the positioning members 54 is coupled to the main rod 56 through the second spring 57, and a limit projection 561 is disposed at a rotational coupling portion of any one of the positioning members 54 and the main rod 56.
In some embodiments of the present invention, in order to reduce the volume of the grapple 51, the grapple 51 is configured to be foldable, the positioning member 54 is rotatably connected to the main rod 56, so that the grapple 51 can be freely opened and closed, the positioning member 54 is connected to the main rod 56 by the second spring 57, so that the grapple 51 can be automatically opened when being ejected, and the rotational connection positions of the positioning member 54 and the main rod 56 are respectively provided with the limiting bosses 561 for limiting the rotational position of the positioning member 54, so as to better position, thereby reducing the storage volume of the grapple 51, and making the drowning prevention alarm bracelet of the wearer smaller in volume and more comfortable.
In some embodiments of the invention, as shown in fig. 3 and 5, the retainer 54 is provided with a fender 53 adjacent an outer side wall of the head of the main rod 56.
In some embodiments of the present invention, when the grapple 51 cannot catch an object, the ground can still be a target for fixing the grapple 51, so the mudguard 53 is disposed on the outer side wall of the positioning member 54 near the head of the main rod 56, and the purpose is to increase the contact area between the positioning member 54 and the soil after the positioning member 54 is inserted into the ground, thereby increasing the pressure, so that the grapple 51 can push the soil forward, when the soil is pushed to a certain extent, the grapple 51 cannot be pushed to fix due to the large amount of soil, thereby providing a practical point for the drowning person, and increasing the survival rate of the drowning person.
In some embodiments of the invention, to allow the grapple 51 to more quickly catch the ground, a sharp portion 55 is provided at the free end of the retainer 54 to increase the pressure at the free end of the retainer 54 so that the retainer 54 can be quickly inserted into the ground for securing.
In some embodiments of the present invention, as shown in fig. 5, the retainer 54 is further provided with a non-slip projection 58, and the opening of the non-slip projection 58 faces the main rod 56.
In some embodiments of the present invention, in order to prevent the slip of the grapple 51 when hooking the shoreside object, the positioning member 54 is provided with the anti-slip boss 58, the shape of the anti-slip boss 58 may be C-shaped, zigzag, trapezoidal or semicircular, and the present embodiment adopts zigzag, so that when hooking the grapple 51 on the object, the fixation is firmer, thereby improving the survival probability of the drowning person.
In conclusion, the embodiment of the invention provides a drowning prevention alarm bracelet, which comprises a bracelet shell 23, a trigger mechanism 2, an ejection mechanism 3 and a separation part 1, wherein the trigger mechanism 2, the ejection mechanism 3 and the separation part 1 are arranged on the bracelet shell 23, the trigger mechanism 2 is clamped with the separation part 1, the head part of the ejection mechanism 3 is abutted against the separation part 1, and the tail part of the ejection mechanism 3 is connected with the bracelet shell 23.
The drowning prevention alarm bracelet mainly can be used for considering the safety protection of a swimmer in two situations, namely, the swimmer is called for help by using the device after being drowned, so that surrounding people can rescue the drowned swimmer, and the drowned swimmer can quickly find a force application point by using the self-rescue mechanism 5, so that the swimmer can save oneself; in order to achieve the purpose of calling for help, a trigger mechanism 2 and an ejection mechanism 3 are arranged on the drowning prevention alarm bracelet, and the trigger mechanism 2 is used for a drowning person to start the drowning prevention alarm bracelet and carry out simple operation on the drowning prevention alarm bracelet, such as touch or button; set up bracelet shell 23's aim at and carry on spacingly to breaking away from portion 1 to make ejection mechanism 3 will break away from portion 1 and directly launch to the surface of water or float to the surface of water, and break away from portion 1 and report to the police later and call for help, thereby utilize people's help around thereby to be rescued.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a prevent drowned warning bracelet which characterized in that: the ejection mechanism comprises a bracelet shell, a trigger mechanism, an ejection mechanism and a separation part, wherein the trigger mechanism, the ejection mechanism and the separation part are all arranged on the bracelet shell, the trigger mechanism is clamped with the separation part, the head part of the ejection mechanism is abutted against the separation part, and the tail part of the ejection mechanism is connected with the bracelet shell;
the trigger mechanism comprises a button piece, a restoring piece and a limit buckle matched with the disengaging part, one end of the restoring piece is connected with the button piece, the other end of the restoring piece is connected with the bracelet shell, and the limit buckle is connected with the button piece;
the ejection mechanism comprises an ejection part for ejecting the separation part and a limiting part for limiting the ejection mechanism, one end of the ejection part is abutted against the separation part, the other end of the ejection part is connected with the bracelet shell, and the ejection part is connected in the limiting part;
the separation part comprises an alarm device, a separation part shell, a guiding device, a magnetic element, an electromagnetic inductor and a power supply, wherein the alarm device, the guiding device and the power supply are arranged on the separation part shell;
the self-rescue mechanism comprises a first spring, a grapple and a connecting rope, one end of the connecting rope is connected with the grapple, the other end of the connecting rope is connected with the bracelet shell, the grapple is positioned below the breaking part, the head part of the grapple is abutted against the breaking part, the tail end of the grapple is abutted against the ejection mechanism, one end of the first spring is abutted against the grapple, and the other end of the first spring is connected with the bracelet shell;
the grapple comprises a main rod, a plurality of positioning pieces and a second spring, wherein any one of the positioning pieces is rotatably connected to the main rod, the middle of any one of the positioning pieces is connected with the main rod through the second spring, and a limiting boss is arranged at the rotating connection position of any one of the positioning pieces and the main rod.
2. The drowning prevention alarm bracelet of claim 1, characterized in that: the alarm device comprises an electromagnetic wave alarm and a sound alarm, the electromagnetic wave alarm is mounted in the separation part, and the sound alarm is mounted on the separation part.
3. The drowning prevention alarm bracelet of claim 1, characterized in that: the directing means includes an optical indexer electrically connected to the power supply, the optical indexer mounted to an outer wall of the disengaging section.
4. The drowning prevention alarm bracelet of claim 1, characterized in that: and a mudguard is arranged on the outer side wall of any one of the positioning pieces, which is close to the head part of the main rod.
5. The drowning prevention alarm bracelet according to claim 1, characterized in that: and any anti-skidding boss is further arranged on the positioning piece, and the opening of the anti-skidding boss faces the main rod.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011133592.6A CN112349068B (en) | 2020-10-21 | 2020-10-21 | Prevent drowned warning bracelet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011133592.6A CN112349068B (en) | 2020-10-21 | 2020-10-21 | Prevent drowned warning bracelet |
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| CN112349068A CN112349068A (en) | 2021-02-09 |
| CN112349068B true CN112349068B (en) | 2023-03-10 |
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| CN202011133592.6A Active CN112349068B (en) | 2020-10-21 | 2020-10-21 | Prevent drowned warning bracelet |
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