CN201761731U - Exhaust valve for pouch - Google Patents

Abstract

The utility model discloses an exhaust valve of a storage bag, which comprises an inner valve body, an outer valve body and a valve plate; the inner valve body is provided with a first clamping piece, the first clamping piece is provided with a vent hole, one surface of the first clamping piece is provided with a sleeving convex ring surrounding the vent hole, and the sleeving convex ring is provided with a first thread part; the outer valve body is provided with a rotary cover, one end of the rotary cover is provided with a sleeving hole which is jointed with the sleeving convex ring, the sleeving hole is internally provided with an airtight convex ring corresponding to the vent hole, and the inner hole wall of the sleeving hole is provided with a second threaded part which is screwed with the first threaded part; the valve plate is a plate body, is arranged in the sleeving convex ring of the inner valve body and is arranged between the vent hole and the airtight convex ring of the outer valve body. Therefore, the inner valve body and the outer valve body can be clamped on the adhesive film of the containing bag to discharge air in the containing bag, and the valve plate can be used for sealing the vent hole to prevent air from entering the containing bag.

Description

Exhaust valve for pouch

technical field

The utility model relates to an exhaust valve of a storage bag, in particular to a bag body applied to the storage bag, which can be connected with a vacuum cleaner or other air extraction devices to discharge the air in the storage bag and prevent the air from Access to the vent valve inside the storage bag.

Background technique

The known storage bags are mainly used to store compressible soft items, such as clothes, quilts, etc., thereby reducing the volume of the items and reducing contact with air, which is beneficial for carrying or long-term storage. In order to discharge excess air in the bag after storing items, the known storage bag will be provided with an exhaust valve at a selected place, and the exhaust valve will be used to connect the suction pipe of a vacuum cleaner or other suction device, so as to quickly extract The air in the bag also allows the user to press out the air in the bag by squeezing the storage bag. The known exhaust valve has a relatively complex structure and many parts and components inside it, thus resulting in increased manufacturing costs. Therefore, how to make an exhaust valve for a storage bag so as to achieve the goals of simple structure, cost saving and convenient operation is what the utility model intends to disclose.

Utility model content

In view of this, the main purpose of the utility model is to provide an exhaust valve for a storage bag with a simplified structure, cost saving and convenient operation.

In order to achieve the above purpose, the utility model provides an exhaust valve for a storage bag, which includes: an inner valve body, the inner valve body has a first clip, the center of the first clip is provided with a through vent hole, the first clip One side of the sheet is provided with a socket convex ring surrounding the air hole, and the outer wall of the socket convex ring is provided with a first threaded part; the outer valve body has a rotating cover, and one end of the rotating cover is concavely provided with a socket hole. The hole bottom of the socket hole is provided with an airtight convex ring corresponding to the vent hole, and the inner hole wall of the socket hole is provided with a second threaded part; the other end of the rotating cover is provided with at least one vent hole communicating with the socket hole. And a second clip is provided around the rotating cover; the sleeve hole of the outer valve body is sleeved on the sleeve protrusion ring of the inner valve body, the second threaded part of the outer valve body and the first threaded part of the inner valve body Screwed together, the airtight convex ring corresponds to the vent hole; and the valve piece used to close or open the vent hole of the inner valve body, the valve piece is a piece body, set in the sleeve convex ring of the inner valve body, and Between the vent hole and the airtight raised ring of the outer valve body.

Among them, the first clip on the inner side of the socket convex ring of the inner valve body of the utility model is provided with a first positioning convex ring surrounding the vent hole, and the bottom of the socket hole of the outer valve body is provided with a ring around the airtight convex ring. The second positioning protruding ring, the valve piece is accommodated in the first positioning protruding ring.

The edge of the valve plate of the utility model is concavely provided with at least one ventilation part.

The first clip piece of the inner valve body of the utility model is provided with radial supporting ribs on the side opposite to the socketed convex ring, and exhaust channels are formed between each supporting rib, and each exhaust channel is respectively connected to the air hole .

In addition, the inner valve body and the outer valve body of the utility model are integrally formed of plastic material.

With the above-mentioned exhaust valve of the storage bag of the utility model, the first clip of the inner valve body can be bonded to the inner surface of the storage bag, so that the socket convex ring can pass through the storage bag, and the air vent hole of the inner valve body can be used to communicate with the storage bag. inside and outside of the bag; then set the sleeve hole of the outer valve body on the sleeve protrusion ring of the inner valve body, so that the second threaded part of the outer valve body and the first threaded part of the inner valve body are screwed together, and the air The airtight protruding ring corresponds to the air hole; thereby, when the outer valve body is rotated, the airtight protruding ring can be used to push the valve plate to make the valve plate seal the air hole; when the outer valve body is reversed, the airtight protruding ring is separated from the valve plate, Furthermore, the valve piece can be floated, and then the suction pipe of the vacuum cleaner or the air extraction device is connected to the outer valve body, and the excess air in the storage bag can be quickly extracted, thereby achieving the effects of simple structure, cost saving and convenient operation.

Description of drawings

Fig. 1 is the combined perspective view of the preferred embodiment of the exhaust valve of the storage bag of the present invention;

Fig. 2 is one of the exploded perspective views of the preferred embodiment of the exhaust valve of the storage bag of the present invention;

Fig. 3 is the second exploded perspective view of a preferred embodiment of the exhaust valve of the storage bag of the present invention;

Fig. 4 is a perspective view of the application state of a preferred embodiment of the exhaust valve of the storage bag of the present invention;

Fig. 5 is a sectional view of the application state of a preferred embodiment of the exhaust valve of the storage bag of the present invention;

Fig. 6 is a sectional view along the line A-A in Fig. 5;

Fig. 7 is one of the schematic diagrams of the operation of the preferred embodiment of the exhaust valve of the storage bag of the present invention;

Figure 8 is the second schematic diagram of the operation of the preferred embodiment of the exhaust valve of the storage bag of the present invention;

Fig. 9 is the third schematic diagram of the operation of the preferred embodiment of the exhaust valve of the storage bag of the present invention.

Explanation of reference signs

1 inner valve body 11 first clip

12 Vent hole 13 Sleeve convex ring

14 The first threaded part 15 The first positioning convex ring

16 Support ribs 17 Exhaust channel

18 Airtight ring 2 Outer valve body

21 Swivel cover 22 Socket hole

23 Airtight convex ring 24 Second threaded part

25 Vent hole 26 Second clip

27 Second positioning convex ring 3 Valve piece

31 Vent 10 Storage bag

101 Film 20 Suction tube

Detailed ways

The features and advantages of the utility model are described in detail below in conjunction with the accompanying drawings:

Referring to Fig. 1 and Fig. 2, the preferred embodiment of the exhaust valve of the storage bag of the present invention includes an inner valve body 1, an outer valve body 2 and a valve sheet 3, wherein:

As shown in Figure 2, Figure 3 and Figure 6, the inner valve body 1 is a plastic injection-molded structure, which has a circular or polygonal or other shaped first clip 11, the center of the first clip 11 is provided with a penetrating The vent hole 12, the first clip 11 is provided with a sleeve convex ring 13 surrounding the vent hole 12, the outer wall of the sleeve convex ring 13 is provided with a first threaded part 14, and the first threaded part 14 can be two sections composed of threads.

As shown in Figure 2, Figure 3 and Figure 6, the outer valve body 2 is a plastic injection-molded structure, which has a circular or polygonal or other shaped rotary cover 21, and one end of the rotary cover 21 is concavely provided with a socket hole 22. The hole bottom of the socket hole 22 is provided with an airtight convex ring 23 corresponding to the vent hole 12, and the inner hole wall of the socket hole 22 is provided with a second threaded part 24; and the other end of the rotating cover 21 is provided with at least one The exhaust hole 25 communicated with the socket hole 22, and the second clip 26 of circular or polygonal or other shapes is provided around the rotating cover 21; thereby, the socket hole 22 of the outer valve body 2 is covered It is arranged on the periphery of the sleeve convex ring 13 of the inner valve body 1, so that the second threaded part 24 of the outer valve body 2 and the first threaded part 14 of the inner valve body 1 are screwed together, and the airtight convex ring 23 is corresponding to the passageway. stomata12.

As shown in Fig. 3, Fig. 5 and Fig. 6, the valve sheet 3 is a soft or elastic sheet, which can be a plastic sheet, a rubber sheet or a silica gel sheet, and the edge of the valve sheet 3 is concavely provided with at least one ventilation part 31 ( As shown in the figure, there are four ventilation parts 31), and the valve plate 3 is arranged in the socket convex ring 13 of the inner valve body 1, and is interposed between the air-tight convex ring 23 of the vent hole 12 and the outer valve body 2 , used to close or open the vent hole 12 of the inner valve body 1.

As shown in Fig. 2, Fig. 3 and Fig. 6, the preferred embodiment of the present invention also includes: the first clip 11 on the inner side of the sleeve convex ring 13 of the inner valve body 1 of the present invention is provided with a surrounding passage The first positioning protruding ring 15 of the air hole 12, and the bottom of the sleeve hole 22 of the outer valve body 2 is provided with a second positioning protruding ring 27 surrounding the airtight protruding ring 23, thereby accommodating the valve plate 3 in the second positioning protruding ring 27. In a positioning convex ring 15, the valve plate 3 can float in the first positioning convex ring 15, and can also be pushed by the airtight convex ring 23 of the outer valve body 2, thereby closing the vent hole 12 of the inner valve body 1 . The first clip 11 of the inner valve body 1 of the present utility model can be provided with support ribs 16 arranged in a radial shape on the side opposite to the sleeve convex ring 13, and an exhaust passage 17 is formed between each support rib 16, Each exhaust channel 17 is connected to the air hole 12 respectively, thereby preventing the air hole 12 from being blocked by the plastic film or the contents of the storage bag. In addition, in the utility model, an airtight ring 18 surrounding the air hole 12 can be provided on the first clip 11 inside the first positioning convex ring 15, and the valve plate 3 can be supported by the airtight ring 18 to achieve Improve the effect of sealing the air hole 12.

As shown in Figure 4 and Figure 6, when the utility model is applied and implemented in the storage bag 10, the first clip 11 of the inner valve body 1 is bonded to the inner surface of the adhesive film 101 of the storage bag 10, so that the socket convex ring 13 is worn Out of the storage bag 10, the inside and outside of the storage bag 10 are connected through the vent hole 12 of the inner valve body 1; The second threaded part 24 of the outer valve body 2 and the first threaded part 14 of the inner valve body 1 are screwed together, and the airtight convex ring 23 is corresponding to the vent hole 12 and the valve plate 3, so that the exhaust valve is assembled on the The use state of the storage bag 10.

As shown in Figure 7, after the user puts the article into the storage bag 10, he can turn the outer valve body 2, and utilize the functions of the second threaded part 24 and the first threaded part 14 to make the airtight protruding ring of the outer valve body 2 23 is separated from the valve plate 3, so that the valve plate 3 can float in the first positioning convex ring 15 of the inner valve body 1. As shown in Figure 8 again, the user can put the suction tube 20 of the vacuum cleaner or other air extraction device against the exhaust hole 25 at one end of the outer valve body 2, and then start the vacuum cleaner or the air extraction device, and the air in the storage bag 10 can be removed. The air is extracted through the vent hole 12 of the inner valve body 1 and the exhaust hole 25 of the outer valve body 2, and the valve plate 3 is separated from the vent hole 12 by suction, so that the air can be circulated and discharged from the vent part 31 on the edge, so that the The volume of the storage bag 10 is reduced, and the inside of the bag is kept close to a vacuum state. As shown in Figure 9, after the air extraction is completed, the user can turn the outer valve body 2 in the opposite direction, and use the functions of the second threaded part 24 and the first threaded part 14 to make the outer valve body 2 close to the inner valve body 1 At the same time, the end of the airtight protruding ring 23 pushes the valve plate 3, so that the valve plate 3 closes the vent hole 12 of the inner valve body 1, preventing outside air from entering the storage bag 10 again. It can be seen from the description of the above preferred embodiments that the exhaust valve of the storage bag of the utility model can achieve the functions of simple structure, cost saving and convenient operation.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model.

Claims (6)

1. the blow off valve of a collecting bag is characterized in that, it comprises:

Inner valve body, this inner valve body has first intermediate plate, and these first intermediate plate central authorities are provided with the air extractor vent that runs through, and described first intermediate plate simultaneously is provided with the socket bulge loop around described air extractor vent, and the lateral wall of this socket bulge loop is provided with first threaded portion;

Outer valve, this outer valve has swivelling cover, and an end of this swivelling cover is concaved with sleeve joint hole, convexes with the airtight bulge loop of corresponding described air extractor vent at the bottom of the hole of this sleeve joint hole, and the inner hole wall of described sleeve joint hole is provided with second threaded portion; The described swivelling cover other end is provided with at least one deflation hole that is communicated with described sleeve joint hole, and around the described swivelling cover around be provided with second intermediate plate; The sleeve joint hole of described outer valve is sheathed on the socket bulge loop of described inner valve body, and second threaded portion of described outer valve and first threaded portion of described inner valve body screw togather mutually, and described airtight bulge loop is corresponding to described air extractor vent; And

In order to seal or to open the valve sheet of the air extractor vent of described inner valve body, this valve sheet is a lamellar body, and described valve sheet is arranged among the socket bulge loop of described inner valve body, and between the airtight bulge loop of described air extractor vent and described outer valve.

2. the blow off valve of collecting bag as claimed in claim 1, it is characterized in that, first intermediate plate of the socket bulge loop inboard of described inner valve body is provided with first positioning convex ring around described air extractor vent, be provided with second positioning convex ring around described airtight bulge loop at the bottom of the sleeve joint hole hole of described outer valve, described valve sheet is placed among described first positioning convex ring.

3. the blow off valve of collecting bag as claimed in claim 2 is characterized in that, the edge of described valve sheet is concaved with at least one ventilating part.

4. the blow off valve of collecting bag as claimed in claim 1, it is characterized in that, first intermediate plate of described inner valve body is provided with the support fin of radiation-like in contrast to the one side of described socket bulge loop, and each supports and forms the exhaust passage between the fin, and each exhaust passage is communicated in described air extractor vent respectively.

5. the blow off valve of collecting bag as claimed in claim 1 is characterized in that, described inner valve body is that plastic material is one-body molded.

6. the blow off valve of collecting bag as claimed in claim 1 is characterized in that, described outer valve is that plastic material is one-body molded.

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