CN209943056U

CN209943056U - Push type aerating device

Info

Publication number: CN209943056U
Application number: CN201920800309.7U
Authority: CN
Inventors: 李燕舞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-01-14
Anticipated expiration: 2029-05-30

Abstract

The utility model provides a pressing type inflating device, which comprises an inflating unit, an deflating unit and a connecting piece, wherein the connecting piece is used for connecting and fixing the inflating unit and the deflating unit; the inflatable unit comprises a pressing cover, an organ type air bag, a containing cavity, an air inlet hole, an air inlet one-way valve, an air outlet and an air outlet one-way valve, the pressing cover is provided with an inner cavity, the top of the pressing cover is connected with the organ type air bag, internal threads are arranged in the pressing cover and matched with external threads arranged in the containing cavity, and the organ type air bag is arranged between the pressing cover and the containing cavity; the top of the organ type air bag is provided with an air inlet and an air inlet one-way valve; the bottom of the containing cavity is provided with an air outlet and an air outlet one-way valve. The push type inflating device adopts top air inlet and bottom air outlet, so that the air inlet speed is greatly increased, and the inflating speed is increased; meanwhile, the air bleeder used in a matched mode is designed, the operation is convenient, the air bleeding speed is greatly accelerated, when the air bleeder is not used, the organ type air bag is compressed, the pressing cover and the containing cavity are locked through threaded connection, the size is very small, and the air bleeder is particularly suitable for portable travel inflatable products.

Description

Push type aerating device

Technical Field

The utility model relates to a fill the device, especially relate to a push type aerating device.

Background

Currently, a plurality of inflatable products, such as portable travel inflatable pillows, are available on the market, and the products are required to be small in storage state and convenient to carry; when the inflatable bag is inflated, a power supply or other external inflation tools are not needed, and if the inflatable bag is designed to be a manual air blowing structure, the inflatable bag is unsanitary, poor in experience and not good in mouth pain. And a relatively representative life buoy and life jacket product is required to be easier to use, and the life jacket is preferably used by the public through quick inflation.

Now, people also develop various air charging devices, chinese patent No. CN201410528519, which is characterized in that: comprises a valve body and an air bag, wherein the valve body is provided with an air inlet, an air outlet and an air storage cavity; intake air

An air inlet valve device is arranged in the opening, and an air outlet valve device is arranged in the air outlet; the air storage cavity is communicated with the air bag; the air inlet and the air outlet are communicated through a cavity of the valve body, and the air storage cavity is communicated with the cavity. This is a push-type inflator that achieves the above-mentioned objectives, but this design also has some disadvantages: when aerifing, must open the lid (this lid originally is used for leak protection gas effect), owing to designed gas storage chamber and gasbag, both pass through the air flue and are connected, admit air and will pass through the air flue, aerify and also pass through the air flue, because middle air flue flux is little, the product has also restricted the gasbag and also can not be done too greatly, consequently the volume of aerifing at every turn is few, leads to the gas velocity very slow. On the other hand, the deflation design matched with the device also has the defects that the device can be used for releasing air only by pressing all the time, the use is tired, the device is not convenient enough, the deflation speed is slow, the device can not be used for pressing the product when being emptied, and the deflation speed of the product is accelerated.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, an object of the utility model is to provide a push type aerating device.

In order to achieve the purpose, the utility model provides a pressing type inflating device, which comprises an inflating unit, an deflating unit and a connecting piece, wherein the connecting piece is used for connecting and fixing the inflating unit and the deflating unit; the inflatable unit comprises a pressing cover, an organ type air bag, a containing cavity, an air inlet hole, an air inlet one-way valve, an air outlet and an air outlet one-way valve, the pressing cover is provided with an inner cavity, the top of the pressing cover is connected with the organ type air bag, internal threads are arranged in the pressing cover and matched with external threads arranged in the containing cavity, and the organ type air bag is arranged between the pressing cover and the containing cavity; the top of the organ type air bag is provided with an air inlet and an air inlet one-way valve; the bottom of the containing cavity is provided with an air outlet and an air outlet one-way valve. When the air bag is inflated, the pressing cover is unscrewed, when the organ type air bag bounces, the air pressure in the air bag is smaller than that outside the air bag, under the action of air pressure difference, the one-way valve of the air inlet hole is opened, the one-way valve of the air outlet hole is closed, and at the moment, the outside air enters the organ type air bag from the air inlet hole; when the organ type air bag is pressed, the air pressure in the air bag is higher than that outside the air bag, under the action of air pressure difference, the one-way valve of the air inlet is closed, the one-way valve of the air outlet is opened, and the air in the air bag is circulated in the product continuously and is inflated continuously.

Furthermore, the air discharging unit is provided with an air discharging opening, an air discharging switch, an air discharging opening one-way valve and an air leakage preventing cover, the air discharging switch is positioned on the air discharging opening, the bottom of the switch is provided with a protruding column, and when the switch is driven to one end, the column extrudes the one-way valve to enable the valve to generate a gap so as to realize air discharging; when the switch is turned to the other end, the column is loosened, and the one-way valve is closed; in order to prevent the air leakage of the device, an air leakage prevention cover can also be covered on the air release opening.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the pressing type inflating device adopts the organ type inflating device, air is fed from the top, and air is discharged from the bottom, so that the air feeding speed is greatly increased, and the inflating speed is increased; meanwhile, the air discharging device used in a matched mode is designed, the operation is convenient, the air discharging speed is greatly increased, the combination realizes that the air can be quickly charged only by pressing with hands without depending on an external device and a power supply, and the operation is convenient; when not in use, the organ type air bag is compressed, the pressing cover and the containing cavity are locked through threaded connection, the size is very small, and the organ type air bag is particularly suitable for portable travel inflatable products.

Drawings

Fig. 1 is a schematic structural view of a pressing type inflator according to the present invention;

fig. 2 is a schematic structural view of the push type inflator according to the present invention in an expanded state;

FIG. 3 is a top view of a push type inflator in accordance with the present invention;

FIG. 4 is a cross-sectional view taken along the line A-A of FIG. 3;

FIG. 5 is an exploded view of the air bleeding unit;

FIG. 6 is a schematic diagram of the construction of the present design as applied to a travel inflatable pillow;

the air bag comprises an inflation unit 1, an air release unit 2, a connection unit 3, a pressing cover 11, an organ type air bag 12, a storage cavity 13, an air inlet 14, an air inlet check valve 15, an air outlet 16, an air outlet check valve 17, an air release port 21, an air release switch 22, an air release port check valve 23, an air leakage prevention cover 24, an internal thread 111, an external thread 131 and a column 221.

Detailed Description

The following description of the push type inflator according to the present invention is provided with reference to the accompanying drawings, and the purpose is to provide better understanding for the public, but not to limit the technical content, and in fact, in the innovative spirit of the present invention, the improvement of the structure, including the increase and decrease and replacement of the corresponding components, is within the technical solution claimed in the present invention.

As shown in FIG. 1, the pressing type inflator comprises an inflation unit 1, a deflation unit 2 and a connecting piece 3, wherein the connecting piece 3 is used for connecting and fixing the inflation unit 1 and the deflation unit 2.

As shown in fig. 2, 3, 4 and 5, the inflation unit 1 includes a pressing cover 11, an organ type air bag 12, a containing cavity 13, an air inlet 14, an air inlet one-way valve 15, an air outlet 16 and an air outlet one-way valve 17, the pressing cover 11 is provided with an inner cavity, the top of the pressing cover is connected with the organ type air bag 12, an internal thread 111 is arranged in the pressing cover 11 and is matched with an external thread 131 arranged in the containing cavity 13, and the organ type air bag 12 is arranged between the pressing cover 11 and the containing cavity 13; the top of the organ type air bag 12 is provided with an air inlet 14 and an air inlet one-way valve 15; the bottom 13 of the containing cavity is provided with an air outlet 16 and an air outlet one-way valve 17.

When the air bag is inflated, the pressing cover 11 is unscrewed, when the organ type air bag 12 is bounced, the air pressure in the air bag is lower than that outside the air bag, under the action of air pressure difference, the air inlet one-way valve 15 is opened, the air outlet one-way valve 17 is closed, and at the moment, outside air enters the organ type air bag from the air inlet 14; when the organ type air bag 12 is pressed, the air pressure in the air bag is higher than that outside the air bag, under the action of air pressure difference, the air inlet one-way valve 15 is closed, the air outlet one-way valve 17 is opened, and the air in the air bag is continuously circulated and inflated in the product.

The air discharging unit is provided with an air discharging opening 21, an air discharging switch 22, an air discharging opening one-way valve 23 and an air leakage preventing cover 24, the air discharging switch 22 is positioned on the air discharging opening 21, the bottom of the air discharging switch is provided with a protruding column 221, when the air discharging switch is turned to one end, the column 221 extrudes the one-way valve 23 to enable the valve to generate a gap, and air discharging is realized; when the switch is turned to the other end, the column 221 is released and the one-way valve 23 is closed; to prevent the device from leaking air, an air leakage preventing cover 24 may also be fitted over the air release opening 21.

Claims

1. The utility model provides a push type aerating device which characterized in that: the inflatable air bag comprises an inflatable unit, an deflating unit and a connecting piece, wherein the connecting piece is used for connecting and fixing the inflatable unit and the deflating unit; the inflatable unit comprises a pressing cover, an organ type air bag, a containing cavity, an air inlet hole, an air inlet one-way valve, an air outlet and an air outlet one-way valve, wherein the pressing cover is provided with an inner cavity, the top of the pressing cover is connected with the organ type air bag, an inner thread is arranged in the pressing cover and is matched with an outer thread arranged in the containing cavity, the pressing cover and the containing cavity are provided with the organ type air bag, the top of the organ type air bag is provided with the air inlet hole and the air inlet one-way valve, and the bottom of.

2. The push type inflator of claim 1, wherein: the air discharging unit is provided with an air discharging port, an air discharging switch, an air discharging port one-way valve and an air leakage preventing cover, the air discharging switch is positioned on the air discharging port, the bottom of the switch is provided with a protruding column, and when the switch is driven to one end, the column extrudes the one-way valve to enable the valve to generate a gap so as to realize air discharging; when the switch is turned to the other end, the column is loosened, and the one-way valve is closed.

3. The push type inflator of claim 2, wherein: the air leakage prevention cover is used for preventing air leakage caused by extrusion of the one-way valve in the using process of the device, and the air leakage prevention cover is covered on the air release port to realize double safety.