CN201171445Y

CN201171445Y - Backpack with automatic inflatable air sac

Info

Publication number: CN201171445Y
Application number: CNU200820046033XU
Authority: CN
Inventors: 黄文福
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-04-03
Filing date: 2008-04-03
Publication date: 2008-12-31
Anticipated expiration: 2018-04-03
Also published as: WO2009121213A1

Abstract

The utility model relates to the technical field of a backpack, in particular relates to a backpack with an automatic inflatable airbag. The backpack includes a backpack body, a back airbag, strap airbags, and a bottom airbag; the back airbag and the strap airbags are respectively communicated with the bottom airbag, the back airbag is connected with the back of the backpack body, and the lower part of the back airbag is provided with an automatic inflating device which includes an air pump, a circuit board, control buttons, and a power supply; the power supply is connected with the circuit board through a lead, the circuit board is connected with the air pump through a lead, the air pump is communicated with the back airbag through an inflating pipe; with the buffering functions of the back airbag and the strap airbags, the damage on the back and the shoulders of the human body by the loading weight of the backpack can be reduced; in addition, the back airbag of the backpack can be removed off, and the back airbag and the strap airbags can be used as life jackets.

Description

Knapsack with automatic air bag

Technical field:

The utility model relates to the knapsack technical field, refers in particular to a kind of knapsack with automatic air bag.

Background technology:

At present, knapsack is extensive use of by people, wherein, uses the most extensive among student group and the mountain-climbing fan.When people used knapsack, all wt of knapsack and its content put in user's the shoulder and back, low position, and along with the increase that student and mountain-climbing fan bear a heavy burden, overweight knapsack can cause pain, the fatigue of people back and backbone involved area.In order to reduce the burden that knapsack brings to the people, in the prior art, have at the knapsack back buffer unit is set, buffer unit can be foamed material or air bag etc., and the sort buffer device can reduce the infringement of knapsack to human body back and backbone, but the sort buffer device is after making, fixed shape has just been arranged, air bag has also had the air pressure of fixed amount, can not regulate along with the size of BW, and buffering effect is still not good.When we contain object, heavier object can be placed the knapsack bottom usually, so; will cause whole knapsack lightness sensation in the upper and heaviness in the lower, promptly the center of gravity of knapsack is in the bottom of knapsack integral body, behind people's back knapsack; can feel whole knapsack to lower compression shoulder and back, can make the people feel very uncomfortable.

The utility model content:

The purpose of this utility model is exactly to provide a kind of knapsack with automatic air bag at the deficiency of prior art existence.

To achieve these goals, the technical solution adopted in the utility model is: the utility model comprises knapsack body and back air bag, the back air bag is connected with the back of knapsack body, back air bag bottom is provided with self-filler, self-filler comprises air pump, circuit board, control button and power supply, power supply connects by lead and circuit board, and circuit board connects by lead and air pump, and air pump is communicated with the back air bag by gas tube.

Described back air bag top is connected with the shoulder belt air bag, and the shoulder belt air bag is communicated with the back air bag.

Described knapsack body bottom also is provided with a bottom air bag, and the bottom air bag is communicated with the back air bag.

Described back air bag bottom is provided with two sidepieces, and the air pump of self-filler, circuit board and control panel are arranged in one of them sidepiece, and power supply is arranged in another sidepiece.

Described power supply is a battery.

Described control button comprises inflation button and disappointing button.

Also be provided with an arc glue frame between the back of described back air bag and knapsack body, two corners on back air bag top and two corners of bottom are sewed with corner protector respectively, be inserted in the corner protector of back air bag at four angles of arc glue frame, and be combined as a whole with the back air bag, the upper and lower of the back of knapsack body is respectively equipped with corner protector, and arc glue frame and back air bag insert in the corner protector of back of knapsack body as a whole.

The back of described back air bag and knapsack body is sewed up, and wherein, the bottom air bag is sewn to the bottom of knapsack body.

The beneficial effects of the utility model: back air bag of the present utility model also is connected with self-filler, can be according to the weight size of knapsack and the size of the required air pressure of air bag, air bag is inflated or exitted, the air pressure adjustment of air bag can be arrived suitable size, the cushioning effect that back air bag, shoulder belt air bag have been arranged can reduce knapsack and bear a heavy burden to the infringement of human body back and shoulder; In addition, back air bag of the present utility model can remove, and back air bag and shoulder belt air bag can be used as life vest and use, and in case of emergency, the back air bag back of the body can be used as life vest at back; Shoulder belt air bag of the present utility model and bottom air bag are communicated with the back air bag respectively, after filling object in the knapsack body, can make the people feel that knapsack has the sensation of top heavy, the center of gravity that is knapsack is in the knapsack integral upper, simultaneously, the deadweight of object can make the bottom air bag be squeezed, and the gas of bottom air bag can be compressed into back air bag and shoulder belt air bag, makes the back of human body and shoulder feel more comfortable because of the expansion of back air bag and shoulder belt air bag.

Description of drawings:

Fig. 1 is the decomposing schematic representation of the utility model embodiment one;

Fig. 2 is the rearview of the back air bag of the utility model embodiment one;

Fig. 3 is the rearview of the knapsack body of the utility model embodiment one;

Fig. 4 is the side view of the utility model embodiment two.

The specific embodiment:

See Fig. 1,2,3, this is an embodiment one of the present utility model, the utility model comprises knapsack body 1 and back air bag 2, back air bag 2 is connected with the back of knapsack body 1, back air bag 2 tops are connected with shoulder belt air bag 3, shoulder belt air bag 3 is communicated with back air bag 2, back air bag 2 bottoms are provided with self-filler, self-filler comprises air pump 41, circuit board 42, control button and power supply 44, power supply 44 can be battery or other power supplys, back air bag 2 bottoms are provided with two sidepieces 21, the air pump 41 of self-filler, circuit board 42 and control button are arranged in one of them sidepiece 21, power supply 44 is arranged in another sidepiece 21, power supply 44 connects by lead and circuit board 42, circuit board 42 connects by lead and air pump 41, air pump 41 is communicated with back air bag 2 by gas tube 5, control button comprises inflation button 431 and disappointing button 432, when needing inflation, press inflation button 431, air pump 41 connects with power supply 44, and air pump 41 beginnings are inflated in back air bag 2, press inflation button 431 once more, air pump 41 disconnects with power supply 44, and air pump 41 stops inflation; When needing venting, press the button 432 that loses heart, back air bag 2 is pressed the button 432 that loses heart once more by air pump 41 venting, and back air bag 2 stops venting, by aforesaid operations, can regulate the air pressure size of air bag.

Also be provided with an arc glue frame 6 between the back of described back air bag 2 and knapsack body 1, two corners on back air bag 2 tops and two corners of bottom are sewed with corner protector 22 respectively, be inserted in the corner protector 22 of back air bag 2 at four angles of arc glue frame 6, and be combined as a whole with back air bag 2, the upper and lower of the back of knapsack body 1 is respectively equipped with corner protector 11, arc glue frame 6 and back air bag 2 insert in the corner protector 11 of back of knapsack body 1 as a whole, back air bag 2 and arc glue frame 6 can be connected as one with knapsack body 1 like this.

See Fig. 4, this is an embodiment two of the present utility model, different with embodiment one is, in the present embodiment, cancelled arc glue frame, increased bottom air bag 7, bottom air bag 7 is communicated with back air bag 2, wherein, back air bag 2 is sewed up with the back of knapsack body 1, and bottom air bag 7 is sewed up with the bottom of knapsack body 1, after filling object in the knapsack body 1, can make the people feel that knapsack has the sensation of top heavy, the center of gravity that is knapsack is in the knapsack integral upper, and simultaneously, the deadweight of object can make bottom air bag 7 be squeezed, the gas of bottom air bag 7 can be compressed into back air bag 2 and shoulder belt air bag 3, makes the back of human body and shoulder feel more comfortable because of the expansion of back air bag 2 and shoulder belt air bag 3.

The above embodiment, it is better embodiment of the present utility model, be not to be used for limiting practical range of the present utility model, so all equivalences of doing according to the described structure of the utility model claim, feature and principle change or modify, and all should be included in the utility model patent claim.

Claims

1, the knapsack that has automatic air bag, comprise knapsack body and back air bag, the back air bag is connected with the back of knapsack body, it is characterized in that: back air bag bottom is provided with self-filler, self-filler comprises air pump, circuit board, control button and power supply, power supply connects by lead and circuit board, and circuit board connects by lead and air pump, and air pump is communicated with the back air bag by gas tube.

2, the knapsack with automatic air bag according to claim 1 is characterized in that: described back air bag top is connected with the shoulder belt air bag, and the shoulder belt air bag is communicated with the back air bag.

3, the knapsack with automatic air bag according to claim 1 is characterized in that: described knapsack body bottom also is provided with a bottom air bag, and the bottom air bag is communicated with the back air bag.

4, according to any described knapsack of claim 1 to 3 with automatic air bag, it is characterized in that: described back air bag bottom is provided with two sidepieces, the air pump of self-filler, circuit board and control panel are arranged in one of them sidepiece, and power supply is arranged in another sidepiece.

5, the knapsack with automatic air bag according to claim 1 is characterized in that: described power supply is a battery.

6, the knapsack with automatic air bag according to claim 1 is characterized in that: described control button comprises inflation button and disappointing button.

7, the knapsack with automatic air bag according to claim 2, it is characterized in that: also be provided with an arc glue frame between the back of described back air bag and knapsack body, two corners on back air bag top and two corners of bottom are sewed with corner protector respectively, be inserted in the corner protector of back air bag at four angles of arc glue frame, and be combined as a whole with the back air bag, the upper and lower of the back of knapsack body is respectively equipped with corner protector, and arc glue frame and back air bag insert in the corner protector of back of knapsack body as a whole.

8, the knapsack with automatic air bag according to claim 3 is characterized in that: the back of described back air bag and knapsack body is sewed up, and wherein, the bottom air bag is sewn to the bottom of knapsack body.