CN111878353A

CN111878353A - Air charging system

Info

Publication number: CN111878353A
Application number: CN202010838057.4A
Authority: CN
Inventors: 陈钦; 丁惠仪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2020-11-03

Abstract

The invention provides an inflating device which comprises an air bag, a spring, a first one-way valve and a second one-way valve, wherein the air bag comprises an upper part and a lower part matched with the upper part to form an accommodating space, the spring is arranged in the accommodating space and is respectively abutted against the upper part and the lower part, an air inlet is arranged at the center of the top of the upper part, an air outlet is arranged at one side of the lower part, the first one-way valve is fixedly arranged at the air inlet, the second one-way valve is fixedly arranged at the air outlet, air in the air bag is discharged from the air outlet by pressing the upper part and the lower part to be close, after the air bag is released, the spring restores the upper part and the lower part to an inflating state through restoring force, and at the moment, the air outside the air inlet enters the air bag through the air inlet. Through setting up first check valve and second check valve on the gasbag, the upper portion and the lower part of the gasbag of pressing can realize aerifing the product of aerifing simple structure.

Description

Air charging system

[ technical field ] A method for producing a semiconductor device

The invention relates to the field of inflation and deflation equipment, in particular to an inflation device.

[ background of the invention ]

At present, most of inflating devices of inflating products on the market are mainly composed of an air bag and a valve body connected with the air bag, the small inflating products are generally blown up manually, the large inflating products are inflated by means of an external inflating device, the small inflating products and the medium inflating products are inflated by the built-in inflating device, however, the built-in inflating products easily occupy part of inflating space, the valve body is complex in assembling, and has fixed size and weight, and the inflating products are not convenient to carry after being deflated.

Accordingly, there is a need for an improved inflator device that addresses the above-mentioned problems.

[ summary of the invention ]

The invention overcomes the defects of the prior art and provides the signal street lamp based on intelligent control.

In order to achieve the purpose, the invention adopts the technical scheme for solving the technical problems: the utility model provides an inflating device, the inflating device includes gasbag, spring, first check valve, second check valve and fixed part, the gasbag include upper portion and with the lower part of upper portion cooperation formation accommodating space, the spring is arranged in the accommodating space and respectively the butt in upper portion with the lower part, top center department on upper portion is equipped with the air inlet, lower part one side is equipped with the gas outlet, first check valve sets firmly in the air inlet, the second check valve sets firmly in the gas outlet, the fixed part is used for fixing upper portion with the lower part, and the fixed part encloses the junction in upper portion with the lower part, through pressing upper portion with the lower part is close to, realizes discharging the air in the gasbag from the gas outlet, after releasing upper portion with the lower part, the spring passes through the restoring force with upper portion with the lower part resumes the state of inflating, at this time, air outside the air inlet enters the air bag through the air inlet.

Preferably, one side of the fixing part, which is far away from the air bag, is further provided with a positioning ring, and the positioning ring is used for fixing a deflation valve for deflating the inflatable product.

Preferably, first check valve includes first supporting part, first gasket and first core, first supporting part is located including the lid the air inlet has been seted up first perforation hole first support boss, has been located first perforation hole first support ring and connection first support boss with the first support bar of first support ring, first core activity is inserted and is located in the first support ring, first gasket activity lid is located first perforation hole, just the central point of first gasket puts to set firmly in first core is kept away from air inlet one end.

Preferably, the second check valve includes second supporting part, second gasket and second core, the second supporting part is located including the lid the gas outlet is seted up the second of second through hole and is supported the boss, is located the second of second through hole supports the ring and is connected the second support boss with the second supports the second support bar of ring, the activity of second core is inserted and is located in the second supports the ring, second gasket movable cover is located the second through hole, just the central point of second gasket put firmly in the second core is kept away from accommodating space one end.

Preferably, the second support boss includes a base provided with a flange and a convex cover inserted into the flange, and the base and the convex cover are respectively disposed on two sides of the air outlet.

Preferably, the air inlet still is equipped with prevents the blanking cover, prevent that the blanking cover is cross structure, first core is kept away from the one end butt of first gasket in prevent the central point of blanking cover put.

Compared with the prior art, the invention has the following beneficial effects: the inflatable product can be inflated by pressing the upper part and the lower part of the air bag by arranging the first check valve and the second check valve on the air bag, the spring for restoring the inflated state of the air bag is arranged in the air bag, the air inlet of the air bag is also provided with the anti-blocking cover to prevent the air inlet from being blocked during pressing, one side of the air bag is provided with the positioning ring for positioning the deflation valve, and the inflatable product can be inflated and deflated conveniently by matching with the deflation valve.

[ description of the drawings ]

FIG. 1 is a schematic structural view of an inflator device according to the present invention;

FIG. 2 is an exploded view of the inflator device of the present invention;

FIG. 3 is a cross-sectional view of the inflatable product assembled with the inflator device of FIG. 1 taken along line I-I;

FIG. 4 is a partial enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic structural view of a first supporting portion according to the present invention;

FIG. 6 is a partial method diagram of portion B of FIG. 3;

fig. 7 is an exploded view of the second support portion according to the present invention.

[ detailed description ] embodiments

In order to make the technical solutions of the present invention better understood, 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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1, 2 and 3, the present invention provides an inflator 100 for inflating an inflatable product 200, wherein the inflator 100 includes an airbag 1, a spring 2, a first check valve 3, a second check valve 4, a fixing portion 5 and a positioning ring 6.

The airbag 1 comprises an upper portion 11 and a lower portion 12 which is matched with the upper portion 11 to form an accommodating space 10, the spring 2 is arranged in the accommodating space 10 and is respectively abutted to the upper portion 11 and the lower portion 12, an air inlet 110 is arranged at the top center of the upper portion 11, an air outlet 120 is arranged at one side of the lower portion 12, the first one-way valve 3 is fixedly arranged at the air inlet 110, the second one-way valve 4 is fixedly arranged at the air outlet 120, air in the airbag 1 is discharged from the air outlet 120 by pressing the upper portion 11 and the lower portion 12 to be close to each other, after the upper portion 11 and the lower portion 12 are released, the spring 2 restores the upper portion 11 and the lower portion 12 to an inflated state through restoring force, at the moment, air outside the air inlet 110 enters the airbag 1 through the air inlet 110, and it should be noted that the fixing portion 5 is used for fixing the upper portion 11 and the lower portion 12, the fixing portion 5 is surrounded at the connection portion of the upper portion 11 and the lower portion 12, and the positioning ring 6 is fixedly disposed at a side of the fixing portion 5 away from the airbag 1, and is used for fixing a deflation valve (not shown) for deflating the inflatable product 200.

In this embodiment, the air inlet 110 is further provided with an anti-blocking cover 7, the anti-blocking cover 7 is of a cross structure, one end of the first core 35, which is far away from the first sealing sheet 33, abuts against the central position of the anti-blocking cover 7, and when the upper portion 11 is pressed, the air inlet 110 is prevented from being blocked by fingers or other parts, so that air inlet and outlet are ensured.

Referring to fig. 3, fig. 4 and fig. 5, the first check valve 3 includes a first supporting portion 31, a first sealing piece 33 and a first core 35, the first supporting portion 31 includes a first supporting boss 311 covering the air inlet 110 and having a first through hole 3110, a first supporting ring 313 disposed in the first through hole 3110, and a first supporting bar 315 connecting the first supporting boss 311 and the first supporting ring 313, the first core 35 is movably inserted into the first supporting ring 313, the first sealing piece 33 is movably covered in the first through hole 3110, and a center of the first sealing piece 33 is fixedly disposed at an end of the first core 35 away from the air inlet 110.

Referring to fig. 3, fig. 6 and fig. 7, the second check valve 4 includes a second supporting portion 41, a second sealing piece 43 and a second core 45, the second supporting portion 41 includes a second supporting boss 411 covering the air outlet 120 and having a second through hole 4110, a second supporting ring 413 disposed in the second through hole 4110, and a second supporting strip 415 connecting the second supporting boss 411 and the second supporting ring 413, the second core 45 is movably inserted into the second supporting ring 413, the second sealing piece 43 is movably covered in the second through hole 4110, and a center of the second sealing piece 43 is fixedly disposed at one end of the second core 45 far from the accommodating space 10.

In this embodiment, the second supporting boss 411 includes a base 4113 with a flange 4111 and a protruding cap 4115 inserted in the flange 4111, the base 4113 and the protruding cap 4115 are respectively disposed on two sides of the air outlet 120, the base 4113 and the protruding cap 4115 block the air outlet 120, and the sealing performance is better.

Compared with the prior art, the inflating device provided by the invention has the following beneficial effects:

the inflatable product can be inflated by pressing the upper part and the lower part of the air bag by arranging the first check valve and the second check valve on the air bag, the spring for restoring the inflated state of the air bag is arranged in the air bag, the air inlet of the air bag is also provided with the anti-blocking cover to prevent the air inlet from being blocked during pressing, one side of the air bag is provided with the positioning ring for positioning the deflation valve, and the inflatable product can be inflated and deflated conveniently by matching with the deflation valve.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.

Claims

1. An inflation device is used for inflating an inflatable product and is characterized by comprising an air bag, a spring, a first one-way valve, a second one-way valve and a fixing part, wherein the air bag comprises an upper part and a lower part matched with the upper part to form an accommodating space, the spring is arranged in the accommodating space and respectively abutted to the upper part and the lower part, an air inlet is formed in the center of the top of the upper part, an air outlet is formed in one side of the lower part, the first one-way valve is fixedly arranged at the air inlet, the second one-way valve is fixedly arranged at the air outlet, the fixing part is used for fixing the upper part and the lower part, the fixing part is arranged at the joint of the upper part and the lower part in a surrounding manner, air in the air bag is discharged from the air outlet by pressing the upper part and the lower part to be close to each other, and after the upper part and the lower part are released, the, at this time, air outside the air inlet enters the air bag through the air inlet.

2. The inflator according to claim 1, wherein a positioning ring is further disposed on a side of the fixing portion away from the airbag, and the positioning ring is used for fixing a deflation valve for deflating the inflatable product.

3. The inflator according to claim 1, wherein the first check valve comprises a first support portion, a first sealing piece and a first core, the first support portion comprises a first support boss covering the air inlet and having a first through hole, a first support ring covering the first through hole, and a first support bar connecting the first support boss and the first support ring, the first core is movably inserted into the first support ring, the first sealing piece is movably covered on the first through hole, and a center of the first sealing piece is fixedly disposed at one end of the first core, which is far away from the air inlet.

4. The inflation device according to claim 1, wherein the second check valve includes a second support portion, a second sealing piece, and a second core, the second support portion includes a second support ring covering the air outlet and having a second support boss with a second through hole, and a second support strip connecting the second support boss and the second support ring, the second core is movably inserted into the second support ring, the second sealing piece is movably covered on the second through hole, and a center of the second sealing piece is fixedly disposed at one end of the second core, which is far away from the accommodation space.

5. The inflator according to claim 4, wherein the second support boss includes a base provided with a flange and a convex cover inserted into the flange, and the base and the convex cover are respectively provided on both sides of the air outlet.

6. The inflator according to claim 1, wherein the air inlet is further provided with an anti-blocking cover, the anti-blocking cover is of a cross structure, and one end of the first core, which is far away from the first sealing sheet, abuts against a central position of the anti-blocking cover.