CN220640199U - Switch-controlled inflation system and drowning-prevention self-rescue device - Google Patents
Switch-controlled inflation system and drowning-prevention self-rescue device Download PDFInfo
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- CN220640199U CN220640199U CN202322156196.0U CN202322156196U CN220640199U CN 220640199 U CN220640199 U CN 220640199U CN 202322156196 U CN202322156196 U CN 202322156196U CN 220640199 U CN220640199 U CN 220640199U
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- 206010013647 Drowning Diseases 0.000 title claims abstract description 21
- 239000006260 foam Substances 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000009182 swimming Effects 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 208000007101 Muscle Cramp Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 206010020772 Hypertension Diseases 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 208000005392 Spasm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
The utility model provides a switch-controlled inflation system and a drowning-prevention self-rescue device, wherein the inflation system comprises a key switch, a battery, an air pump, a check valve, a foam floating ball, an air distribution pipe and an air storage bag; the first end of the key switch is connected with the anode of the battery; the second end of the key switch is connected with the positive electrode of the air pump; the negative electrode of the battery is connected with the negative electrode of the air pump; the air outlet end of the air pump is connected with the air inlet end of the check valve; the air outlet end of the check valve is connected with the air storage bag through the air distribution pipe; the air inlet end of the air pump is connected with the air outlet end of the foam floating ball through an air inlet hose, so that the technical scheme capable of manually controlling the inflation process is provided, and the technical scheme is convenient to carry and use.
Description
Technical Field
The utility model relates to the technical field of lifesaving systems, in particular to a switch-controlled inflation system and a drowning-prevention self-rescue device.
Background
The wading lifesaving device has wide application and various types. Particularly, life jackets are widely used in various occasions. Existing life jackets mainly include filled and inflatable life jackets. The filled life jacket has large volume, occupies large space when not in use, and is inconvenient to carry when swimming. The inflatable life jacket has small volume when not in use and is convenient to carry, but needs to be inflated in advance before entering water, and the inflation process cannot be freely controlled according to the condition in water, so that the inflatable life jacket is inconvenient for people who can swim.
Because the life-saving equipment does not have the self-adjustability, people often abandon the life-saving equipment or feel good in water quality when swimming in rivers, lakes and seas, and neglect the potential risk in swimming without life-saving equipment, the existing life-saving equipment is considered to be cumbersome when swimming, and the people are prevented from swimming smoothly.
When swimming people encounter cramps in water, or physical overdrawing caused by too long distance of swimming, or when swimming in rivers and seas encounters vortexes and waves, or when physical potential causes such as heart disease and hypertension and other diseases burst, and the like, the conditions are extremely easy to cause drowning.
Therefore, a self-rescue device capable of timely opening the power supply of the air pump to inflate and enabling the head of the self-rescue device to float out of the water surface to wait for rescue and achieve the drowning prevention effect is needed. The device is manufactured into wearable swimwear, is not different from the swimwear in normal times, and can be used for exposing the head and the upper body of the device to the water surface to wait for rescue or can be used for swimming to the bank by means of buoyancy by itself once the device is opened in time in case of dangerous situations.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a switch-controlled inflation system and a drowning-prevention self-rescue device.
The technical scheme adopted for solving the technical problems is as follows: an inflation system controlled by a switch comprises a key switch, a battery, an air pump, a check valve, a foam floating ball, an air distributing pipe and an air storage bag;
the first end of the key switch is connected with the anode of the battery;
the second end of the key switch is connected with the positive electrode of the air pump;
the negative electrode of the battery is connected with the negative electrode of the air pump;
the air outlet end of the air pump is connected with the air inlet end of the check valve;
the air outlet end of the check valve is connected with the air storage bag through the air distribution pipe;
the air inlet end of the air pump is connected with the air outlet end of the foam floating ball through an air inlet hose.
Further, the check valve comprises a check valve body, a check valve cover and a check piston body;
a through hole is formed in the check valve body;
the first end of the check piston body is arranged in the center of the first end of the check valve cover;
a plurality of air outlet holes are formed in the check valve cover;
the first end of the check valve body is in sealing connection with the first end of the check valve cover;
the second end of the check piston body is movably connected with the vent hole of the through hole at the first end of the check valve body;
the second end of the check valve body is connected with the air outlet end of the air pump;
the second end of the check valve cover is connected with the gas storage bag through the gas distribution pipe.
Further, the first end of the check valve body is in screw sealing connection with the first end of the check valve cover.
Further, the check valve cover comprises a cover body, a first cover opening and a second cover opening;
the cover body is provided with the air outlet hole;
the first cover opening is arranged at the first end of the cover body;
the second cover opening is arranged at the second end of the cover body and is connected with the gas storage bag through the gas distribution pipe;
the first cover opening is in sealing connection with the first end of the check valve body;
the first end of the check piston body is arranged in the center of the first end of the cover body.
Further, a counterweight iron ring is arranged at one side of the inner part of the foam floating ball, which is close to the air outlet end.
The application also provides a drowning-prevention self-rescue device, which comprises a gas storage bag carrier and a switch-controlled inflation system;
the inflation system is arranged on the air storage bag carrier;
the inflation system comprises a key switch, a battery, an air pump, a check valve, a foam floating ball and an air storage bag;
the first end of the key switch is connected with the anode of the battery;
the second end of the key switch is connected with the positive electrode of the air pump;
the negative electrode of the battery is connected with the negative electrode of the air pump;
the air outlet end of the air pump is connected with the air inlet end of the check valve;
the air outlet end of the check valve is connected with the air storage bag;
the air inlet end of the air pump is connected with the air outlet end of the foam floating ball through an air inlet hose.
Further, the gas storage bag carrier is a waistcoat;
the waistcoat comprises a front clothing body and a back clothing body which are connected;
the key switch is arranged at the front part of the shoulder of the front garment body;
the air storage bag consists of a plurality of air bags with different sizes and is evenly arranged on the surfaces of the front clothes body and the back clothes body.
Further, the air bag is connected with the air outlet end of the check valve through an air distribution pipe.
Further, an exhaust cover and a pressure reducing valve are arranged on the gas distributing pipe.
Further, the air storage bag carrier is a swimming suit;
the key switch is arranged at the front part of the shoulder of the swimsuit;
the gas storage bag consists of an annular air bag, and the annular air bag is arranged at the middle upper part of the swimsuit in a surrounding mode.
The utility model has the beneficial effects that:
the operation of the air pump can be controlled at any time by a user according to actual conditions by controlling the on-off between the first end and the second end of the key switch, and the air inflation process of the air storage bag is completely controlled by the user according to actual conditions, so that the air storage bag is high in controllability and more convenient to carry and use.
Drawings
FIG. 1 is a schematic diagram of a switch controlled inflation system according to the present utility model;
fig. 2 is a perspective view showing a separated state of the check valve provided by the present utility model;
FIG. 3 is a cross-sectional view of a check valve cover provided by the present utility model;
FIG. 4 is a cross-sectional view of a check valve body provided by the present utility model;
FIG. 5 is a perspective view of a foam float ball provided by the present utility model;
FIG. 6 is a schematic structural diagram of a drowning-prevention self-rescue device according to the present utility model;
FIG. 7 is a schematic front view of a drowning-prevention self-rescue device including a swimsuit according to the present utility model;
FIG. 8 is a schematic back view of a drowning-prevention self-rescue device including swimwear in accordance with the present utility model;
in the drawing, 11, a key switch; 12. a battery; 13. an air pump; 14. a check valve; 15. a foam floating ball; 16. an air intake hose; 20. waistcoat; 21. an air storage bag; 22. an air dividing pipe; 23. swimwear; 141. a check valve body; 142. a check valve cover; 143. a check piston body; 151. a counterweight iron ring; 201. a front garment body; 202. a back clothing body; 211. an air bag; 212. an annular air bag; 221. an exhaust cover; 222. a pressure reducing valve; 1411. a through hole; 1412. a valve body; 1413. a first valve port; 1414. a second valve port; 1421. an air outlet hole; 1422. a cover body; 1423. a first cover opening; 1424. a second lid opening; 1431. a piston head; 1432. a piston rod; 1433. a piston cylinder; 1434. a piston spring; 2121. and an exhaust hole.
Detailed Description
The present utility model will be further described in detail with reference to the drawings and examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
Referring to fig. 1 to 8, an embodiment disclosed in the present application relates to a switch-controlled inflation system, which includes a key switch 11, a battery 12, an air pump 13, a check valve 14, a foam float ball 15, an air distribution pipe 22, and an air storage bag 21;
a first end of the key switch 11 is connected with the positive electrode of the battery 12;
the second end of the key switch 11 is connected with the positive electrode of the air pump 13;
the negative electrode of the battery 12 is connected with the negative electrode of the air pump 13;
the air outlet end of the air pump 13 is connected with the air inlet end of the check valve 14;
the air outlet end of the check valve 14 is connected with the air storage bag 21 through the air distribution pipe 22;
the air inlet end of the air pump 13 is connected with the air outlet end of the foam floating ball 15 through an air inlet hose 16.
In this embodiment, the key switch 11 realizes on and off functions by a key, and a conventional type key switch may be adopted. When the air pump 13 is required to be inflated, a user presses a button on the key switch 11 to enable the battery 12 to normally supply power to the air pump 13, and the air pump 13 works normally to inflate the air storage bag 21. The battery 12 may be a high energy lithium battery of small volume and weight. The air pump 13 can adopt a miniature air pump, the inside of the miniature air pump comprises a motor, an air pump and other devices, and the specific model can be selected according to actual needs. The check valve 14 allows one-way air flow, and the specific model specification can be selected according to actual needs. The air outlet end of the check valve 14 and the air distributing pipe 22, and the air distributing pipe 22 and the air storage bag 21 can be directly connected in a threaded sealing mode, and the shape and the structure of the air distributing pipe 22 can be adaptively selected according to the structure of the air storage bag 21. The air outlet end of the air pump 13 and the air inlet end of the check valve 14 can be directly connected in a threaded sealing mode. The air outlet end of the air pump 13 and the air inlet end of the check valve 14 can also be connected through a section of air pipe, and the air outlet end of the air pump 13 and the air inlet end of the check valve 14 are respectively connected to two ends of the section of air pipe in a threaded sealing mode. The foam floating ball 15 is of a conventional specification, and when the foam floating ball is specifically used, the air inlet hole of the foam floating ball 15 always floats out of the water. The switch-controlled inflation system in the application can be installed on various inflatable life-saving equipment such as inflatable life jackets, inflatable life rings, inflatable life rafts and the like when being specifically used, and is convenient to use.
Further, referring to fig. 2 to 4, the check valve 14 includes a check valve body 141, a check valve cap 142, and a check piston body 143;
a through hole 1411 is formed in the check valve body 141;
the first end of the check piston body 143 is disposed at the center of the first end of the check valve cover 142;
the check valve cover 142 is provided with a plurality of air outlet holes 1421;
a first end of the check valve body 141 is sealingly connected to a first end of the check valve cap 142;
a second end of the check piston body 143 is movably connected with a vent of the through hole 1411 at a first end of the check valve body 141;
a second end of the check valve body 141 is connected with an air outlet end of the air pump 13;
the second end of the check valve cap 142 is connected to the air storage bag 21 through the air distribution pipe 22.
In this embodiment, a one-way ventilation structure is formed among the check valve body 141, the check valve cap 142, and the check piston body 143. In the inflated state, the check piston body 143 may move away from the vent opening of the through hole 1411 at the first end of the check valve body 141 under air pressure. In the non-inflated state, the check piston body 143 blocks the vent hole of the through hole 1411 at the first end of the check valve body 141, and may be realized by an elastic member such as a spring. A primary molded body may be used between the check valve cap 142 and the check piston body 143. The first end of the check valve body 141 and the first end of the check valve cover 142, the second end of the check valve body 141 and the air outlet end of the air pump 13, the second end of the check valve cover 142 and the air distribution pipe 22, and the air distribution pipe 22 and the air storage bag 21 can be connected through a thread sealing structure, and the specific thread structure can be selected according to actual needs. The air outlet end of the air pump 13 and the second end of the check valve body 141 may also be connected through a section of air pipe, and the air outlet end of the air pump 13 and the second end of the check valve body 141 are respectively connected to two ends of the section of air pipe in a thread sealing manner.
Further, a first end of the check valve body 141 is screw-sealed to a first end of the check valve cap 142.
In this embodiment, the check valve body 141 and the check valve cap 142 are in a spiral sealing arrangement, so that the disassembly, assembly and maintenance are convenient, and the sealing performance of the check valve body can be fully ensured. In specific implementation, the first end of the check valve body 141 may be provided with external threads, and the first end of the check valve cover 142 may be provided with internal threads; the first end of the check valve body 141 may be provided with an internal thread and the first end of the check valve cap 142 may be provided with an external thread.
Further, the check valve cap 142 includes a cap body 1422, a first cap 1423, and a second cap 1424;
the cover 1422 is provided with the air outlet 1421;
the first cover 1423 is disposed at a first end of the cover 1422;
the second cover 1424 is disposed at the second end of the cover 1422, and is connected to the air storage bag 21 through the air distribution pipe 22;
the first cover port 1423 is hermetically connected to the first end of the check valve body 141;
the first end of the check piston body 143 is disposed at the center of the first end of the cover 1422.
In this embodiment, the cover 1422 is circular, and the first and second openings 1423 and 1424 are circular and disposed at the peripheral edge of the cover 1422. The air outlet hole 1421 penetrates the first and second openings 1423 and 1424 on both sides of the cover 1422. In particular, when the second end of the check piston body 143 is separated from the vent hole 1411 at the first end of the check valve body 141 by the air pressure, the air flow may flow from one side of the first cap port 1423 to one side of the second cap port 1424, thereby inflating the air storage bag 21 through the air dividing pipe 22.
Further, the check piston body 143 includes a piston head 1431, a piston rod 1432, a piston cylinder 1433, a piston spring 1434;
the piston head 1431 is disposed at one end of the piston rod 1432 and is movably connected with the vent hole of the through hole 1411 at the first end of the check valve body 141;
the other end of the piston rod 1432 is disposed in the piston cylinder 1433 through the piston spring 1434;
the piston cylinder 1433 is disposed in the center of the cover 1422.
In this embodiment, the piston head 1431 is fixedly coupled to the piston rod 1432. When piston head 1431 is in sealing contact with the vent, if piston head 1431 is subjected to a gas pressure from the side of the vent that is greater than the force of piston spring 1434 and the gas pressure in gas reservoir 21, piston head 1431 will be out of contact with the vent. When piston head 1431 is in sealing contact with the vent, if piston head 1431 is subjected to a gas pressure from the side of the vent that is less than or equal to the spring force of piston spring 1434 and the gas pressure in gas reservoir 21, piston head 1431 will remain in contact with the vent.
Further, the check valve body 141 includes a valve body 1412, a first valve port 1413, a second valve port 1414;
the center of the valve body 1412 is provided with the through hole 1411;
the first valve port 1413 is disposed at a first end of the valve body 1412;
the second valve port 1414 is disposed at a second end of the valve body 1412;
the first valve port 1413 is in sealing connection with the first cap port 1423;
the second valve port 1414 is connected with the air outlet end of the air pump 13.
In this embodiment, the through hole 1411 penetrates the valve body 1412 to allow communication between the first end and the second end of the valve body 1412. A screw connection can be arranged between the first valve port 1413 and the first cover port 1423 to realize sealing, and a sealing ring is arranged at the screw connection position. It should be noted that, in this application, when all joints are connected in a spiral manner, a sealing ring may be disposed. The second valve port 1414 and the air outlet end of the air pump 13 can be connected in a spiral manner. The air outlet end of the air pump 13 and the second valve port 1414 can also be connected through a section of air pipe, and the air outlet end of the air pump 13 and the second valve port 1414 are respectively connected to the two ends of the section of air pipe in a threaded sealing mode.
Further, referring to fig. 5, a counterweight iron ring 151 is disposed at a side of the foam floating ball 15 near the air outlet end.
In this embodiment, the counterweight iron ring 151 is annular and is disposed around the air outlet end of the foam floating ball 15, so that the air inlet hole of the foam floating ball 15 is always upward in water, and water inflow in the foam floating ball 15 is prevented.
The application also provides a drowning-prevention self-rescue device, which comprises a gas storage bag carrier and a switch-controlled inflation system;
the inflation system is arranged on the air storage bag carrier;
the inflation system comprises a key switch 11, a battery 12, an air pump 13, a check valve 14, a foam floating ball 15 and an air storage bag 21;
a first end of the key switch 11 is connected with the positive electrode of the battery 12;
the second end of the key switch 11 is connected with the positive electrode of the air pump 13;
the negative electrode of the battery 12 is connected with the negative electrode of the air pump 13;
the air outlet end of the air pump 13 is connected with the air inlet end of the check valve 14;
the air outlet end of the check valve 14 is connected with the air storage bag 21;
the air inlet end of the air pump 13 is connected with the air outlet end of the foam floating ball 15 through an air inlet hose 16.
In this embodiment, the drowning prevention self-rescue device can be used by swimming people to prevent drowning of people who are overdrawn by physical force, suddenly water cramp, careless water falling during operation in the river and sea. When the inflatable swimming device is not inflated, various operations such as swimming or work are not affected, and the head of a user can be exposed out of the water after the inflatable swimming device is inflated, and the user waits for rescue or recovers physical strength by himself.
Further, referring to fig. 6, the air storage bag carrier is a waistcoat 20;
the waistcoat 20 comprises a front garment 201 and a back garment 202 which are connected;
the key switch 11 is arranged at the front part of the shoulder of the front garment body 201;
the air storage bag 21 is composed of a plurality of air bags 211 with different sizes, and is arranged on the surface of the front garment 201 and the back garment 202 on average.
In this embodiment, the front garment 201 and the back garment 202 are integrally arranged, so that the firmness can be enhanced, and the safety performance can be effectively improved. The air storage bag 21 is composed of air bags 211 with different sizes, so that the surface space of the front garment body 201 and the back garment body 202 can be fully utilized, and more floating bodies can be conveniently provided. In normal use, the front garment 201 is positioned at the chest of the user, the back garment 202 is positioned at the back of the user, and the gap at the connection between the front garment 201 and the back garment 202 allows the head of the user to pass through. The battery 12 is arranged in the middle of the back clothing body 202, the air pump 13 is arranged on the upper part of the back clothing body 202, and the foam floating ball 15 is arranged at a notch position at the joint of the front clothing body 201 and the back clothing body 202 in a suspending way through the air inlet hose 16.
Further, the air bag 211 is connected to the air outlet end of the check valve 14 through an air distribution pipe 22.
In this embodiment, the gas distributing pipe 22 is connected to each of the air bags 211 through a plurality of ports, and is connected to the gas outlet end of the check valve 14 through a total port so as to be inflated by the air pump 13. The connection can be in a spiral mode. The screw mode is connected and is convenient for prevent drowned device of saving oneself's dismouting maintenance, also can improve use convenience and sealing performance.
Further, the gas distributing pipe 22 is provided with a gas discharging cover 221 and a pressure reducing valve 222.
In this embodiment, the air exhaust cover 221 may be connected to one end of the air distribution pipe 22 in a spiral sealing manner, so as to ensure the convenience of disassembly and the tightness during use. The gas-distributing pipe 22 may be of a straight pipe structure, the joint connected to each air bag 211 and the total joint connected to the gas outlet end of the check valve 14 are both provided on the pipe wall, one of the pipe openings at both ends is provided with a gas-discharging cover 221, and the other of the pipe openings at both ends is provided with a pressure-reducing valve 222. The pressure reducing valve 222 may be constructed as the stop return valve 14 of fig. 2, or the second port 1424 may be omitted. When the airbag 211 is exhausted, the exhaust cover 221 may be unscrewed, so that the gas in the airbag 211 is exhausted from the interface between the gas distribution pipe 22 and the exhaust cover 221. When the airbag 211 is inflated, it is necessary to ensure that the exhaust cover 221 is sealed to the gas distribution pipe 22. By providing the air discharge cover 221, the air storage bag 21 can be reused, and the use cost of the drowning prevention self-rescue device can be reduced. The pressure reducing valve 222 is used to control the air pressure in the air storage bag 21 to prevent the air storage bag 21 from being broken due to excessive pressure or to prevent leakage due to excessive pressure at the connection of the components, thereby improving reliability.
Further, referring to fig. 7 and 8, the air storage bag carrier is a swimsuit 23;
the key switch 11 is arranged at the front part of the shoulder of the swimsuit 23;
the air storage bag 21 is composed of an annular air bag 212, and the annular air bag 212 is arranged around the middle upper part of the swimsuit 23.
In this embodiment, the annular bladder 212 is disposed around the swimsuit 23 in a contracted state when not in use, and does not substantially occupy space, thereby not affecting the swimming experience. The annular bladder 212 is connected to the outlet end of the check valve 14 and may be of a screw-type seal configuration. When the swimming life is in physical weakness or in emergency such as water spasm, the swimming life can automatically trigger the key switch 11, and the inflation system inflates the annular air bag 212, so that extra buoyancy is provided for the swimming life, and the swimming life is convenient to wait for rescue or automatically rest so as to recover physical strength. In particular, the battery 12 may be disposed in the middle of the back of the swimsuit 23, the air pump 13 is disposed at a position on the back of the swimsuit 23 near the annular air bag 212, and the foam floating ball 15 extends from the back of the swimsuit 23 to the notch of the neck through the air inlet hose 16. The specific installation positions of the components can be adjusted according to actual needs. Preferably, the annular air bag 212 can be further provided with an exhaust hole 2121, so that the annular air bag 212 can be reused, and the use cost of the drowning-prevention self-rescue device is reduced.
The above embodiments should not limit the present utility model in any way, and all technical solutions obtained by equivalent substitution or equivalent conversion fall within the protection scope of the present utility model.
Claims (10)
1. The switch-controlled inflation system is characterized by comprising a key switch, a battery, an air pump, a check valve, a foam floating ball, an air distribution pipe and an air storage bag;
the first end of the key switch is connected with the anode of the battery;
the second end of the key switch is connected with the positive electrode of the air pump;
the negative electrode of the battery is connected with the negative electrode of the air pump;
the air outlet end of the air pump is connected with the air inlet end of the check valve;
the air outlet end of the check valve is connected with the air storage bag through the air distribution pipe;
the air inlet end of the air pump is connected with the air outlet end of the foam floating ball through an air inlet hose.
2. The inflation system of claim 1, wherein the check valve comprises a check valve body, a check valve cover, a check piston body;
a through hole is formed in the check valve body;
the first end of the check piston body is arranged in the center of the first end of the check valve cover;
a plurality of air outlet holes are formed in the check valve cover;
the first end of the check valve body is in sealing connection with the first end of the check valve cover;
the second end of the check piston body is movably connected with the vent hole of the through hole at the first end of the check valve body;
the second end of the check valve body is connected with the air outlet end of the air pump;
the second end of the check valve cover is connected with the gas storage bag through the gas distribution pipe.
3. The inflation system of claim 2, wherein the first end of the check valve body is threadably and sealingly connected to the first end of the check valve cover.
4. The inflation system of claim 2, wherein the check valve cap comprises a cap body, a first cap opening, a second cap opening;
the cover body is provided with the air outlet hole;
the first cover opening is arranged at the first end of the cover body;
the second cover opening is arranged at the second end of the cover body and is connected with the gas storage bag through the gas distribution pipe;
the first cover opening is in sealing connection with the first end of the check valve body;
the first end of the check piston body is arranged in the center of the first end of the cover body.
5. The inflation system of claim 1, wherein a weighted iron ring is disposed on a side of the interior of the foam float adjacent the air outlet end.
6. The drowning prevention self-rescue device is characterized by comprising an air storage bag carrier and an inflation system controlled by a switch;
the inflation system is arranged on the air storage bag carrier;
the inflation system comprises a key switch, a battery, an air pump, a check valve, a foam floating ball and an air storage bag;
the first end of the key switch is connected with the anode of the battery;
the second end of the key switch is connected with the positive electrode of the air pump;
the negative electrode of the battery is connected with the negative electrode of the air pump;
the air outlet end of the air pump is connected with the air inlet end of the check valve;
the air outlet end of the check valve is connected with the air storage bag;
the air inlet end of the air pump is connected with the air outlet end of the foam floating ball through an air inlet hose.
7. The anti-drowning self-rescue device of claim 6, wherein the air reservoir carrier is a waistcoat;
the waistcoat comprises a front clothing body and a back clothing body which are connected;
the key switch is arranged at the front part of the shoulder of the front garment body;
the air storage bag consists of a plurality of air bags with different sizes and is evenly arranged on the surfaces of the front clothes body and the back clothes body.
8. The anti-drowning self-rescue device of claim 7, wherein the bladder is connected to the air outlet end of the check valve by an air dividing tube.
9. The drowning-prevention self-rescue device according to claim 8, wherein the gas distribution pipe is provided with a gas discharge cover and a pressure reducing valve.
10. The anti-drowning self-rescue device of claim 6, wherein the air reservoir carrier is a swimsuit;
the key switch is arranged at the front part of the shoulder of the swimsuit;
the gas storage bag consists of an annular air bag, and the annular air bag is arranged at the middle upper part of the swimsuit in a surrounding mode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322156196.0U CN220640199U (en) | 2023-08-11 | 2023-08-11 | Switch-controlled inflation system and drowning-prevention self-rescue device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322156196.0U CN220640199U (en) | 2023-08-11 | 2023-08-11 | Switch-controlled inflation system and drowning-prevention self-rescue device |
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CN220640199U true CN220640199U (en) | 2024-03-22 |
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CN202322156196.0U Active CN220640199U (en) | 2023-08-11 | 2023-08-11 | Switch-controlled inflation system and drowning-prevention self-rescue device |
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CN (1) | CN220640199U (en) |
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2023
- 2023-08-11 CN CN202322156196.0U patent/CN220640199U/en active Active
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