CN111853295A - nozzle for balloon - Google Patents

Abstract

The present invention provides a valve for a balloon, comprising a sleeve part exposed outside a neck of a balloon, an expansion part and a plurality of openings located in the neck, and a part of the neck is airtight Abutting on the expansion part, when the gas with sufficient pressure is injected from an air hole of the sleeve part, the neck of the balloon is stretched and separated from the expansion part by the gas pressure, so that the gas is inflated into an inflation space defined by the balloon. Cause the balloon to expand. When there is not enough pressure gas to be injected from the stomata, the neck of the balloon is airtightly abutted against the expansion part due to the effect of elasticity and atmospheric pressure, so that the air in the inflation space will not leak out, and the balloon will keep the air tight. in an expanded state.

Description

nozzle for balloon

technical field

The invention relates to an air nozzle for a balloon, in particular to an air nozzle which is easy to inject air into the balloon, and when the blowing stops, the gas in the balloon will not leak out of the balloon.

Background technique

Generally, blowing a balloon is to inject gas from the open end of the neck of the balloon into the inflation space of the balloon, so that the gas drives an inflation part of the balloon to inflate, and in order to maintain the balloon in the inflated state, the neck of the balloon needs to be knotted, so Only then can the gas be prevented from leaking out of the balloon, and the balloon can be maintained in an inflated state. However, this operation is quite time-consuming, and the traditional way of blowing the balloon cannot effectively perform continuous automatic inflation through mechanized control, so there is room for improvement.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a gas nozzle for balloons to solve the above-mentioned technical problems existing in the prior art.

In order to solve this problem, the present invention provides a gas nozzle for a balloon, the gas nozzle includes a socket portion, the socket portion includes an inner end and an outer end spaced apart from each other, and the socket portion further includes a The outer end extends to an air hole at the inner end, and the air nozzle also includes an expansion part spaced from the sleeve part and a connection part connected between the expansion part and the inner end of the sleeve part, and a connection part communicated with the air hole is formed on the connection part. an open mouth, the expansion part includes an outer peripheral edge, the gas nozzle is suitable for being combined with a neck of a balloon, the expansion part is accommodated in the neck of the balloon and spreads the corresponding neck, and the sleeve of the sleeve is The outer end is located on the outside of the neck, and the open mouth is covered in the neck. When the gas without sufficient pressure is poured into the stoma, an inflation space defined inside the balloon is not communicated with the stoma. When the gas is poured into the air hole, the air-filled space is communicated with the air-hole, so that the gas enters the air-filled space.

Wherein, the socket part further includes an insert groove formed on the outer peripheral surface and between the outer end and the inner end, and the insert groove is adapted to provide an open end fitting included in the end of the neck of the balloon.

In the air nozzle for a balloon, the socket part further comprises a combination groove formed on the outer peripheral surface and between the insert groove and the outer end, and the combination groove is suitable for providing a plurality of jackets included in a splint to be detachably combined. .

The air nozzle for balloon, wherein the expansion part includes a first surface and a second surface that are tapered, the expansion part further includes an outer periphery formed between the first and second surfaces, the outer periphery The edge is suitable for opening the neck of the balloon. When there is no sufficient pressure of gas to be injected into the stoma, the first surface and the neck provide the neck of the balloon to abut. When the gas with sufficient pressure is injected into the stoma, The neck of the balloon is separated from the first surface and the neck so that the air hole communicates with the inflation space.

The first surface of the expansion part is designed to be tapered, so that more parts of the neck of the balloon are airtightly abutted on the first surface (compared to the plane) when there is no inflation, which can provide the most Excellent air tightness, so that the balloon can be maintained for a longer time after inflation.

The open port is located inside the outer perimeter and between the first surface and the inner end.

The socket portion also includes a flange formed at the outer periphery and between the grommet and the inner end, the flange being adapted to spread the neck of the balloon.

The flange opens the neck of the balloon, so even if the neck is inflated due to inflation during the inflation of the balloon, the range where the flange is opened will not be manipulated, which can further prevent the balloon from being separated from the air nozzle during the inflation process. .

Compared with the prior art, the present invention has the beneficial effects that the air nozzle of the present invention provides the function of facilitating inflation of the balloon, and after inflation of the balloon, the neck can be prevented from being inflated without additionally tying the neck or knotting the neck. The gas in the inflatable space leaks out, which can speed up the inflation of the balloon, and can inflate the balloon continuously and rapidly through the air nozzle and mechanical automation.

The present invention will be better understood from the detailed description, which, taken in conjunction with the drawings, illustrates illustrative embodiments of the invention.

Description of drawings

Fig. 1 is a perspective view of a valve for a balloon of the present invention.

FIG. 2 is a cross-sectional view taken along line 2-2 of FIG. 1 .

Fig. 3 is a cross-sectional view of the air nozzle for a balloon of the present invention placed in the blowing section of a balloon.

4 is a schematic diagram of the air nozzle used for the balloon of the present invention injecting air, thereby expanding the balloon blowing section covered on the surface of the baffle plate, so that the air flow is injected into the balloon.

Figure 5 shows that the air nozzle for the balloon of the present invention stops injecting air, so the elastic recovery of the blowing section of the balloon is against the surface of the convex cone of the baffle, so that the air injected into the balloon will not flow out again. schematic diagram.

FIG. 6 is a schematic view of the components of a plurality of air nozzles and a splint for the balloon of the present invention.

7 is a schematic diagram of a plurality of jackets with a plurality of air nozzles for balloons of the present invention installed on a splint.

Description of reference numerals: 10 air nozzle; 20 socket part; 22 inner end; 24 outer end; 26 air hole; 28 insert groove; 30 joint groove; 31 flange; 32 expansion part; 34 first surface; ; 38 outer periphery; 40 connecting part; 42 open mouth; 44 balloon; 46 inflation part; 48 neck; 50 open end; 52 inflation space; 54 splint; 56 jacket;

Detailed ways

All drawings are for convenience only to explain the basic teachings of the present invention. The number, position, relationship, and size extension of the elements that make up the preferred embodiment will be illustrated in the drawings. After reading and understanding the teaching of the present invention Relevant change implementation is an industry skill. In addition, after reading and understanding the teachings of the present invention, it is well within the skill of the art to change the precise dimensions and dimension ratios to suit specific strength, weight, strength and similar requirements.

The gas nozzle of the present invention is a gas nozzle 10 that can be installed in a rubber balloon to be used as an inflation medium and prevent the gas from leaking from inside and outside the balloon after inflation. Please refer to Figures 1 and 2. 10 includes a socket portion 20, the socket portion 20 includes an inner end 22 and an outer end 24 spaced apart from each other, and the socket portion 20 also includes an air hole 26 extending from the outer end 24 to the inner end 22. The connecting portion 20 also includes an annular insert groove 28 formed on the outer periphery and between the inner and outer ends 22, 24, and a joint groove 30 formed on the outer periphery and between the insert groove 28 and the outer end 24, The socket portion 20 further includes a flange 31 formed on the outer periphery and between the insert groove 28 and the inner end 22 .

The gas nozzle 10 further includes an expansion part 32 spaced from the socket part 20 and a connection part 40 connected between the expansion part 32 and the socket part 20 , and the expansion part 32 includes a first tapered first. Surface 34 and a second surface 36 , the flared portion 32 also includes an outer peripheral edge 38 extending between the outer ends of the first and second surfaces 34 , 36 . The connecting portion 40 is formed by a plurality of connecting strips extending between the first surface 34 of the expansion portion 32 and the inner end 22 of the socket portion 20 and spaced at the inner side of the outer peripheral edge 38 . A plurality of openings 42 communicating with the air hole 26 are defined between the expanding portion 32. Referring to FIG. 2, the plurality of openings 42 are substantially located inside the outer peripheral edge 38 and between the first surface 34 and the inner end. between 22.

Referring to FIG. 3 , the valve 10 is mounted on a neck 48 of a balloon 44 , the balloon 44 includes an expansion portion 46 extending from the neck 48 and larger than the neck 48 , and the neck The portion 48 includes an open end 50 at the distal end, and the interior of the balloon 44 defines an inflation space 52. It should be noted that the outer contour of the expansion portion 32 is larger than the size of the neck 48 of the balloon 44, and the insert The inner annular wall dimension of the slot 28 is also larger than the neck 48 of the balloon 44 .

The gas nozzle 10 is inserted from the open end 50 of the balloon 44 , the expansion part 32 and the flange 31 of the gas nozzle 10 are located in the neck 48 , and the outer end 24 of the socket part 20 and the coupling groove 30 are located in the balloon 44 . Outside the neck 48, the open end 50 of the balloon 44 is fitted into the insert groove 28, the expansion part 32 and the flange 31 stretch the neck 48 of the balloon 44 (as shown in FIG. 3), so the neck 48 is expanded The part 32 stretched is formed to be airtightly abutted on the outer periphery 38 and the first surface 34 of the expansion part 32, so that the inflation space 52 of the balloon 44 is not communicated with the opening 42 and the air hole 26, and the air inside the inflation space 52 is further inflated. Unable to drain.

When the balloon 44 is to be inflated, an inflating device 58 is tightly attached to the air hole 26 of the air nozzle 10, so that the pressure generated by the gas output from the inflating device 58 is sufficient to resist the elasticity of the neck 48 of the balloon 44 and the atmospheric pressure, The gas of the inflating device 58 pushes away the neck 48 of the balloon 44 from the openings 42, so that the inner surface of the neck 48 is separated from the first surface 34 of the expansion part 32 and the outer periphery 38 to form a gap that allows the gas to pass through (as shown in FIG. 4), so the gas output from the inflating device 58 can enter the inflation space 52 of the balloon 44, and further expand the inflation part 46 of the balloon 44. In addition, when the inflating device 58 stops working, the neck of the balloon 44 is opened The portion 48 is pressed against the outer peripheral edge 38 and the first surface 34 of the expansion portion 32 again due to the effect of elasticity and atmospheric pressure, and the gas further inflated into the inflation space 52 inside the balloon 44 cannot escape (as shown in FIG. 5 ) , the balloon 44 can remain in an inflated state.

It is worth mentioning that, in the process of inflating the balloon 44, even if the part of the neck 48 adjacent to the connecting part 40 is slightly stretched by the pressure of the inflated gas, the flange 31 will further support the corresponding part of the neck 48. open (as shown in FIG. 4 ), so that the air nozzle 10 is not easily separated from the neck 48 of the balloon 44 during the inflation process of the balloon 44 , which can ensure a safer and smoother inflation process.

Referring to Figures 6 and 7, the coupling groove 30 of the gas nozzle 10 is used to be combined with a clamping plate 54, the clamping plate 54 includes a plurality of jackets 56 spaced apart from each other by an appropriate distance, and the clamping plate 54 can clamp a plurality of gas at one time. The nozzle 10 and the balloon 44 combined with the air nozzle 10 can be used to rapidly and continuously inflate a plurality of balloons 44 by using an inflating device.

The gas nozzle 10 of the present invention provides the function of facilitating the inflation of the balloon 44, and after the balloon 44 is inflated, the gas in the inflation space 52 of the balloon 44 can be prevented from leaking without additionally binding the neck 48 or knotting the neck 48. The balloon 44 can be inflated at a faster rate, and can be inflated continuously and rapidly through the air nozzle and mechanical automation.

In addition, the first surface 34 of the expansion part 32 is designed to be tapered, so that when there is no inflation, more parts of the neck 48 of the balloon 44 airtightly abut the first surface 34 (compared to a flat surface). ), can provide the best air tightness, so that the balloon 44 can be maintained for a longer time after inflation.

The flange 31 stretches the neck 48 of the balloon 44, so even if the neck 48 is inflated due to inflation during the inflation of the balloon 44, the expansion range of the flange 31 will not be operated, which can further prevent the balloon 44 from being inflated. It is separated from the air nozzle 10 during the inflation process.

Having described the basic teachings of this invention, many extensions and variations will be apparent to those of ordinary skill in the art. For example, even if the surface of the socket part 20 of the valve 10 of the present invention does not have the grommet 28, the socket part 28 of the socket part 20 can still provide the open end 50 of the balloon 44 with a stable sheath, without obstructing the neck of the balloon 44 The positioning of the stabilizing sleeve 48 around the socket portion 20 of the valve 10 . Alternatively, the first surface 34 and the second surface 36 of the expansion part 32 may be planar, and in this state, although the neck 48 of the balloon 44 is airtightly abutted against the first surface 34 when not inflated The portion is less than the tapered first surface 34 but still has a sufficient airtight effect. Alternatively, there may be only one open port 42, so the connecting portion 40 may be tubular, and one open port 42 is provided at the tubular connecting portion, so that the same function can still be achieved.

The above description is only illustrative rather than restrictive for the present invention. Those skilled in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined by the claims. All will fall within the protection scope of the present invention.

Claims (6)

1. A gas nozzle for a balloon, characterized in that: the gas nozzle comprises a socket part, the socket part comprises an inner end and an outer end spaced apart from each other, and the socket part also includes an outer end. an air hole extending to the inner end, the air nozzle also includes an expansion part spaced from the sleeve part and a connection part connected between the expansion part and the inner end of the sleeve part, and an opening communicated with the air hole is formed on the connection part the expansion part includes an outer peripheral edge, the air nozzle is suitable for being combined with a neck of a balloon, the expansion part is accommodated in the neck of the balloon and spreads the corresponding neck, and the outer end of the sleeve Located on the outside of the neck, the open mouth is covered in the neck. When there is no sufficient pressure gas to fill the stoma, an inflation space defined inside the balloon is not connected to the stoma, and when the gas with sufficient pressure is filled. When entering the air hole, the inflatable space is communicated with the air hole, so that the gas enters the air inflatable space. 2 . The air nozzle for a balloon according to claim 1 , wherein the socket part further comprises a grooving groove formed on the outer peripheral surface and between the outer end and the inner end, and the grouting groove is suitable for The end of the neck to provide the balloon includes an open end fitting. 3. The air nozzle for a balloon according to claim 2, wherein the socket part further comprises a coupling groove formed on the outer peripheral surface and between the insert groove and the outer end, and the coupling groove is suitable for providing a splint The included plurality of jackets are detachably coupled. 4 . The air nozzle for balloons according to claim 1 , wherein the expansion part comprises a first surface and a second surface which are tapered, and the expansion part further comprises a surface formed between the first surface and the second surface. 5 . An outer peripheral edge between the two, the outer peripheral edge is suitable for spreading the neck of the balloon, when there is not enough pressure gas to be injected into the air hole, the first surface and the neck provide the neck of the balloon to abut, when there is enough pressure When the pressure gas is injected into the air hole, the neck of the balloon is separated from the first surface and the neck, so that the air hole is communicated with the inflation space. 5. The air nozzle for a balloon according to claim 4, wherein the opening is located inside the outer peripheral edge and between the first surface and the inner end. 6 . The air nozzle for balloons according to claim 1 , wherein the socket part further comprises a flange formed on the outer peripheral edge and between the insert groove and the inner end, and the flange is suitable for supporting Open the neck of the balloon.

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