CN213096701U

CN213096701U - Inflatable lifesaving schoolbag for students

Info

Publication number: CN213096701U
Application number: CN202022102374.8U
Authority: CN
Inventors: 杨维; 李勇
Original assignee: Chengdu Aeronautic Polytechnic
Current assignee: Chengdu Aeronautic Polytechnic
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-05-04
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a student aerifys lifesaving schoolbag, including the schoolbag chamber, schoolbag chamber top is provided with the hand-strap, schoolbag chamber back is provided with two gasbag braces, schoolbag chamber back bottom is provided with two gasbag waistbands, gasbag waistband one end fixed mounting has a pair of letter buckle, be provided with two stay cords on the gasbag waistband, stay cord one end fixedly connected with hand (hold), schoolbag intracavity portion bottom fixed mounting has the fixing box, fixing box one side is provided with the hand (hold) switch, hand (hold) switch and stay cord one end fixed connection, hand (hold) switch one side fixed mounting has the switch aggregate unit, switch aggregate unit one end fixed mounting has the air cock, switch aggregate unit other end fixed mounting has the firing pin, firing pin one end is provided with the safety piece, and the cover is equipped with reset spring on the firing pin, schoolbag chamber. The inflatable lifesaving schoolbag for the students is simple and reasonable in structure, novel in design, simple to operate, capable of preventing drowning in a limited way and high in practical value.

Description

Inflatable lifesaving schoolbag for students

Technical Field

The utility model relates to the technical field of school supplies, specifically be a student aerifys lifesaving schoolbag.

Background

At present, people who die because of drowning are ranked at the third position of various death reasons every year in China, and particularly, drowning accidents often occur to primary and secondary school students because of liking to play water and paying no attention to safety. Many of the accidents can be saved or avoided, but drowning accidents are frequent due to the reasons that primary and secondary school students cannot swim, the self-rescue consciousness is poor and the like.

Although a large number of anti-drowning tools such as life jackets, life rings, etc. exist in the market today. However, these life saving devices are not convenient enough in daily life and are not convenient to carry. The drowning prevention function of the safety schoolbag in the market is weak, the floating plate is simply arranged in the braces or the schoolbag to realize the lifesaving function, but when the weight of a student is too heavy or the water flow is too large, the floating plate in the schoolbag is not enough to float the student falling into the water, the schoolbag is easy to fall off, and at the moment, the drowning danger can be caused. Therefore, the inflatable lifesaving schoolbag for the students is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an inflatable lifesaving schoolbag for students, which comprises a schoolbag cavity, wherein a hand-held belt is arranged at the top of the schoolbag cavity, the back of the schoolbag cavity is provided with two air bag braces, the bottom end of the back of the schoolbag cavity is provided with two air bag waistbands, one end of the air bag waistband is fixedly provided with a pair of letter buttons, two pull ropes are arranged on the air bag waistband, one end of the pull rope is fixedly connected with a handle, the bottom end of the inner part of the schoolbag cavity is fixedly provided with a fixed box, a handle switch is arranged on one side of the fixed box and is fixedly connected with one end of the pull rope, a switch linkage device is fixedly arranged on one side of the handle switch, an air tap is fixedly arranged at one end of the switch linkage device, the other end of the switch linkage device is fixedly provided with a firing pin, one end of the firing pin is provided with a safety block, a return spring is sleeved on the firing pin, and pull rings are arranged on two sides of the schoolbag cavity.

As an optimized technical scheme of the utility model, fixed mounting has the gas cylinder fixed slot in the fixed box, be provided with the compressed gas bottle on the gas cylinder fixed slot.

As the utility model discloses a preferred technical scheme, compressed gas bottle one end fixed mounting has sealed chamber, threaded connection has the connection chamber in the sealed chamber, the air cock sets up at the connection intracavity.

As an optimal technical scheme of the utility model, connect chamber one end fixedly connected with gasbag interface, just gasbag interface and gasbag braces, gasbag waistband intercommunication.

As an optimal technical scheme of the utility model, gasbag braces and the inside gasbag that is provided with of gasbag waistband, just the surface covering of gasbag has waterproof cloth layer, just it has the sponge layer to fill between gasbag and the waterproof cloth layer.

As an optimal technical scheme of the utility model, be provided with the sponge layer between fixed box and the gas cylinder fixed slot, be equipped with the dry ice in the compressed gas bottle.

As an optimized technical scheme of the utility model, the insurance block passes through the cotton rope with the pull ring and is connected.

As an optimal technical scheme of the utility model, schoolbag chamber, gasbag braces and gasbag waistband all adopt waterproof nylon cloth to make, just the schoolbag chamber is sealed.

The utility model has the advantages that: the inflatable lifesaving schoolbag for the students is characterized in that a handbag is arranged at the top of a schoolbag cavity, the schoolbag cavity is convenient to carry, two air bag backpacks are arranged on the back surface of the schoolbag cavity, two air bag waistbands are arranged at the bottom end of the back surface of the schoolbag cavity, one end of each air bag waistband is fixedly provided with a pair of letter buttons, more buoyancy in all aspects is realized, the air bag waistbands can be safely and firmly fixed on a body, the schoolbag cavity is prevented from falling off due to the torrent of water flow, two pull ropes are arranged on the air bag waistbands, one ends of the pull ropes are fixedly connected with a handle, the bottom end in the schoolbag cavity is fixedly provided with a fixing box, one side of the fixing box is provided with a handle switch, the handle switch is fixedly connected with one end of each pull rope, the air bag can be quickly and effectively opened when falling into water, self rescue is finished, one, switch aggregate unit other end fixed mounting has the firing pin, firing pin one end is provided with the safety block, and the cover is equipped with reset spring on the firing pin, schoolbag chamber both sides all are provided with the pull ring, realized preventing to make the device harm because the mistake bumps between the student and beats and open gasbag device by the police, through the schoolbag chamber, gasbag braces and gasbag waistband all adopt waterproof nylon cloth to make, and the schoolbag chamber is sealed, can prevent effectively that the inside of schoolbag body from intaking, article such as inside books of effective protection schoolbag, this kind of student aerifys lifesaving schoolbag, moreover, the steam generator is simple in structure reasonable, and novel in design, the operation is simple, and can be limited prevent drowned, higher practical value has.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a perspective view of an inflatable life-saving schoolbag for students according to the present invention;

FIG. 2 is a sectional view of the fixing box of the inflatable lifesaving schoolbag for students of the utility model;

fig. 3 is a partial enlarged schematic view of the air faucet of the inflatable life-saving schoolbag for students.

In the figure: 1. a bag cavity; 2. a hand strap; 3. an air bag harness; 4. an air bag waistband; 5. a letter button; 6. a handle; 7. pulling a rope; 8. a fixing box; 9. a pull ring; 10. a handle switch; 11. A switch linkage; 12. an air tap; 13. sealing the cavity; 14. a striker; 15. a return spring; 16. a safety block; 17. a gas cylinder fixing groove; 18. a compressed gas bottle; 19. a connecting cavity; 20. An air bag interface.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-3, the utility model relates to a student inflatable lifesaving schoolbag, which comprises a schoolbag cavity 1, wherein a hand strap 2 is arranged at the top of the schoolbag cavity 1, two air bag braces 3 are arranged at the back of the schoolbag cavity 1, two air bag belts 4 are arranged at the bottom end of the back of the schoolbag cavity 1, one end of each air bag belt 4 is fixedly provided with a pair of letter buttons 5, two pull ropes 7 are arranged on each air bag belt 4, one end of each pull rope 7 is fixedly connected with a handle 6, a fixed box 8 is fixedly arranged at the bottom end inside the schoolbag cavity 1, one side of the fixed box 8 is provided with a handle switch 10, the handle switch 10 is fixedly connected with one end of each pull rope 7, one side of the handle switch 10 is fixedly provided with a switch linkage device 11, one end of the switch linkage device 11 is fixedly provided with an air tap 12, the other end of the, a safety block 16 is arranged at one end of the firing pin 14, a return spring 15 is sleeved on the firing pin 14, and pull rings 9 are arranged on two sides of the schoolbag cavity.

Wherein, a gas cylinder fixing groove 17 is fixedly arranged in the fixing box 8, and a compressed gas cylinder 18 is arranged on the gas cylinder fixing groove 17, thereby realizing the fixation of the compressed gas cylinder 18.

Wherein, compressed gas bottle 18 one end fixed mounting has sealed chamber 13, sealed chamber 13 female connection has connection chamber 19, air cock 12 sets up in connection chamber 19.

Wherein, one end of the connecting cavity 19 is fixedly connected with an air bag interface 20, and the air bag interface 20 is communicated with the air bag belt 3 and the air bag belt 4, so that the air bag belt 3 and the air bag belt 4 are inflated, and buoyancy is generated.

Wherein, the gasbag braces 3 and the inside gasbag waistband 4 that is provided with the gasbag, just the surface of gasbag covers there is the waterproof cloth layer, just it has the sponge layer to fill between gasbag and the waterproof cloth layer, has realized the protection to the gasbag, prevents to damage because of external factor.

A sponge layer is arranged between the fixed box 8 and the air bottle fixing groove 17, and dry ice is filled in the compressed air bottle 18, so that the device can be rapidly inflated.

Wherein, the safety block 16 is connected with the pull ring 9 through a cord, thereby preventing the damage of the device caused by the opening of the air bag device due to the mistaken touch and alarm among students.

The schoolbag cavity 1, the air bag straps 3 and the air bag belt 4 are all made of waterproof nylon cloth, and the schoolbag cavity 1 is sealed, so that the water can be effectively prevented from entering the schoolbag body, and articles such as books in the schoolbag can be effectively protected.

The working principle is as follows: before the inflatable lifesaving schoolbag for students is used, firstly, a handbag 2 is arranged at the top of a schoolbag cavity 1 to facilitate the students to take and place the schoolbag cavity 1, when in use, two air bag braces 3 are arranged at the back of the schoolbag cavity 1, two air bag waistbands 4 are arranged at the bottom end of the back of the schoolbag cavity 1, one end of each air bag waistband 4 is fixedly provided with a pair of letter buttons 5, the students can fix the schoolbag cavity 1 through the letter buttons 5, and two pull ropes 7 are arranged on the air bag waistbands 4, one end of each pull rope 7 is fixedly connected with a handle 6, the bottom end in the schoolbag cavity 1 is fixedly provided with a fixing box 8, one side of the fixing box 8 is provided with a handle switch 10, the handle switch 10 is fixedly connected with one end of each pull rope 7, so that the air bag can be opened through the handle 6 when falling into water, a switch linkage device 11 is fixedly arranged at one side of the handle, the other end of the switch linkage device 11 is fixedly provided with a firing pin 14, one end of the firing pin 14 is provided with a safety block 16, the firing pin 14 is sleeved with a return spring 15, and the two sides of the schoolbag cavity are provided with pull rings 9, so that the damage of the device caused by opening the airbag device due to mistaken collision and alarm among students is prevented. The inflatable lifesaving schoolbag for the students is simple and reasonable in structure, novel in design, simple to operate, capable of preventing drowning in a limited way and high in practical value.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. An inflatable lifesaving schoolbag for students comprises a schoolbag cavity (1) and is characterized in that a hand strap (2) is arranged at the top of the schoolbag cavity (1), two air bag straps (3) are arranged on the back of the schoolbag cavity (1), two air bag waistbands (4) are arranged at the bottom of the back of the schoolbag cavity (1), a pair of letter buckles (5) is fixedly arranged at one end of each air bag waistband (4), two pull ropes (7) are arranged on each air bag waistband (4), one ends of the pull ropes (7) are fixedly connected with a handle (6), a fixing box (8) is fixedly arranged at the bottom inside the schoolbag cavity (1), a handle switch (10) is arranged on one side of the fixing box (8), the handle switch (10) is fixedly connected with one end of each pull rope (7), a switch linkage device (11) is fixedly arranged on one side of the handle switch (10), and an air tap (12) is fixedly arranged at one end of the switch linkage device, the other end of the switch linkage device (11) is fixedly provided with a firing pin (14), one end of the firing pin (14) is provided with a safety block (16), the firing pin (14) is sleeved with a return spring (15), and both sides of the schoolbag cavity (1) are provided with pull rings (9).

2. An inflatable lifesaving schoolbag for students as claimed in claim 1, wherein a gas cylinder fixing groove (17) is fixedly installed in the fixing box (8), and a compressed gas cylinder (18) is arranged on the gas cylinder fixing groove (17).

3. An inflatable life-saving schoolbag for students as claimed in claim 2, wherein a sealing cavity (13) is fixedly arranged at one end of the compressed gas bottle (18), a connecting cavity (19) is connected with the sealing cavity (13) in a threaded manner, and the air tap (12) is arranged in the connecting cavity (19).

4. The inflatable lifesaving schoolbag for the students as claimed in claim 3, wherein an air bag interface (20) is fixedly connected to one end of the connecting cavity (19), and the air bag interface (20) is communicated with the air bag shoulder strap (3) and the air bag waist belt (4).

5. The inflatable lifesaving schoolbag for students as claimed in claim 1, wherein the air bags are arranged inside the air bag straps (3) and the air bag waistband (4), the outer surfaces of the air bags are covered with a waterproof cloth layer, and a sponge layer is filled between the air bags and the waterproof cloth layer.

6. An inflatable life-saving schoolbag for students as claimed in claim 2, wherein a sponge layer is arranged between the fixing box (8) and the air bottle fixing groove (17), and dry ice is filled in the compressed air bottle (18).

7. An inflatable life-saving schoolbag for students according to claim 1, characterized in that the safety block (16) is connected with the pull ring (9) through a string.

8. The inflatable lifesaving schoolbag for the students as claimed in claim 1, wherein the schoolbag cavity (1), the air bag straps (3) and the air bag belt (4) are all made of waterproof nylon cloth.