CN214876834U - Self-supporting bag suction nozzle with better sealing performance - Google Patents
Self-supporting bag suction nozzle with better sealing performance Download PDFInfo
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- CN214876834U CN214876834U CN202121557859.4U CN202121557859U CN214876834U CN 214876834 U CN214876834 U CN 214876834U CN 202121557859 U CN202121557859 U CN 202121557859U CN 214876834 U CN214876834 U CN 214876834U
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- suction nozzle
- side wall
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- spiral cover
- ring
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Abstract
The utility model discloses a self-supporting bag suction nozzle with better sealing performance, which comprises a spiral cover and a suction nozzle, wherein the inner side wall of the spiral cover is provided with an internal thread, the outer side wall of the suction nozzle is provided with an external thread, and the spiral cover is in threaded connection with the suction nozzle; the edge of an opening at the lower end of the rotary cover is provided with a connecting ring, the inner side wall of the connecting ring is provided with at least one unidirectional tooth, and the direction of the unidirectional tooth is consistent with the rotary direction of the internal thread on the inner side wall of the rotary cover; the outer side wall of the suction nozzle is provided with a limiting ring, the limiting ring is positioned below the external thread on the suction nozzle, and the outer circumferential edge of the limiting ring is provided with at least one blocking block matched with the one-way teeth; the method is characterized in that: the outer side wall of the spiral cover is provided with a plurality of vertical limiting strips which are arranged at equal intervals, each vertical limiting strip is integrally formed with the outer side wall of the spiral cover in an injection molding mode, and the lower end of each vertical limiting strip is fixedly connected with the upper end of the connecting ring. The self-standing bag suction nozzle is firm in connection and can better improve the sealing performance.
Description
Technical Field
The utility model relates to a self-reliance bag suction nozzle, in particular to self-reliance bag suction nozzle that sealing performance is better.
Background
A pouch with a spout refers to a flexible packaging bag with a spout at the top or side of the pouch to facilitate the user to pour or suck the contents of the pouch while reclosing and repeatedly opening the pouch, which can be considered as a combination of the pouch with a conventional bottle opening.
The existing suction nozzle of the self-supporting bag generally comprises a screw cap and a suction nozzle, wherein an inner thread is arranged on the inner side wall of the screw cap, an outer thread is arranged on the outer side wall of the suction nozzle, and the screw cap is in threaded connection with the suction nozzle; the outer side wall of the suction nozzle is provided with a limiting ring, and the limiting ring is positioned below the external thread on the suction nozzle; the edge of the lower opening of the rotary cover is provided with a connecting ring, and the upper end of the connecting ring is fixedly connected with the edge of the lower opening of the rotary cover through a plurality of easy-to-tear strips; the inner side wall of the connecting ring is provided with at least one unidirectional tooth, and the direction of the unidirectional tooth is consistent with the rotating direction of the internal thread on the inner side wall of the rotating cover; at least one stop block matched with the unidirectional teeth is arranged on the outer circumferential edge of the limit ring. When the screw cap is not unscrewed for use, the stop block on the outer circumferential edge of the limit ring is in snap fit with the one-way teeth on the inner side wall of the connecting ring. When the user unscrews the spiral cover hard, many easy tear tapes between connecting ring upper end and the spiral cover lower extreme opening edge break off, make connecting ring upper end and spiral cover lower extreme opening edge break away from and be connected, at this moment, the connecting ring is split into two halves easily, when the spiral cover was screwed up on the suction nozzle again, one-way tooth on the connecting ring inside wall can't be with the stopper piece buckle cooperation on the spacing ring periphery border for sealing performance between spiral cover and the suction nozzle is relatively poor.
Disclosure of Invention
The utility model aims to solve the problem that a better self-reliance bag suction nozzle of sealing performance is provided, this kind of self-reliance bag suction nozzle's firm in connection, improvement sealing performance that can be better.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
a self-supporting bag suction nozzle with better sealing performance comprises a screw cap and a suction nozzle, wherein an inner thread is arranged on the inner side wall of the screw cap, an outer thread is arranged on the outer side wall of the suction nozzle, and the screw cap is in threaded connection with the suction nozzle; the edge of an opening at the lower end of the rotary cover is provided with a connecting ring, the inner side wall of the connecting ring is provided with at least one unidirectional tooth, and the direction of the unidirectional tooth is consistent with the rotary direction of the internal thread on the inner side wall of the rotary cover; the outer side wall of the suction nozzle is provided with a limiting ring, the limiting ring is positioned below the external thread on the suction nozzle, and the outer circumferential edge of the limiting ring is provided with at least one blocking block matched with the one-way teeth; the method is characterized in that: the outer side wall of the spiral cover is provided with a plurality of vertical limiting strips which are arranged at equal intervals, each vertical limiting strip is integrally formed with the outer side wall of the spiral cover in an injection molding mode, and the lower end of each vertical limiting strip is fixedly connected with the upper end of the connecting ring.
Usually, in the storage transportation process of self-reliance bag suction nozzle, if the spiral cover when will take place the counter rotation because of jolting the collision, the stopper on spacing ring periphery border and the one-way tooth snap-fit on the connecting ring inside wall can prevent the spiral cover along the circumference counter rotation of suction nozzle.
Each vertical limiting strip and the outer side wall of the rotary cover are integrally formed by injection molding, so that each vertical limiting strip can be firmly arranged on the outer side wall of the rotary cover; and the upper end of clamping ring and the lower extreme fixed connection of each vertical spacing, can make the clamping ring upper end firm and spiral cover lower extreme opening link together, when the user unscrews the spiral cover hard, the connection structure between clamping ring and each vertical spacing is difficult destroyed, one-way tooth on the clamping ring inside wall can both be with the stopper on the spacing ring periphery border buckle cooperation well, improves the sealing performance between spiral cover and the suction nozzle.
As the utility model discloses an optimal selection scheme, adjacent two be equipped with first vertical stripe and two vertical stripes of second between the vertical spacing, first vertical stripe all sets up with two vertical stripes of second on the lateral wall of spiral cover to first vertical stripe is in between two vertical stripes of second. Set up first vertical stripe, two vertical stripes of second and many vertical spacing strips on the lateral wall of spiral cover, can increase the frictional force between user's finger and the spiral cover lateral wall when the user twists the spiral cover, the user of being convenient for unscrews or screws up the spiral cover.
As a further preferred scheme of the utility model, follow the lateral wall circumferencial direction of spiral cover, the size, the shape of first vertical stripe, the vertical stripe of second, vertical spacing are according to clockwise and according to the equal grow gradually of anticlockwise.
As the preferred scheme of the utility model, the clamping ring and each vertical spacing an organic whole is moulded plastics and is formed.
As the utility model discloses an optimal scheme, the upper end of clamping ring is equipped with a plurality of openings breach up, the quantity of breach with the quantity of vertical spacing is the same. Through set up a plurality of breachs on the clamping ring, can weaken the rigidity of whole clamping ring, when the user twists the spiral cover, one-way tooth on the clamping ring inside wall can with the spacing ring outside stop block on the edge along block piece good snap-fit or break away from the cooperation.
As a preferred scheme of the utility model, at least one positioning convex point is arranged on the limiting ring, a plurality of arc-shaped grooves are arranged on the lower end surface of the lower end opening of the rotary cover, the depth of each arc-shaped groove is gradually increased along the rotary direction of the internal thread of the rotary cover, and a fixture block is formed at the joint of two adjacent arc-shaped grooves; and after the rotary cover is screwed on the suction nozzle, the clamping block is in snap fit with the positioning salient point. When the lower end opening of the screw cap rotates downwards to be in contact with the limiting ring on the outer side wall of the suction nozzle, the clamping block on the lower end opening of the screw cap is in clamping fit with the positioning salient point on the limiting ring, the screw cap is prevented from continuing to rotate downwards, and the screw cap can be completely screwed in place.
Compared with the prior art, the utility model, have following advantage:
the self-supporting bag suction nozzle with better sealing performance can ensure that the upper end of the connecting ring is firmly connected with the lower end opening of the screw cap, when a user unscrews the screw cap with force, the connecting structure between the connecting ring and each vertical limiting strip is not easy to be damaged, the one-way teeth on the inner side wall of the connecting ring can be well in buckle fit with the blocking blocks on the outer circumferential edge of the limiting ring, and the sealing performance between the screw cap and the suction nozzle is improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the cap of FIG. 1 covering the mouthpiece;
fig. 3 is a schematic view of the inner side of the screw cap of fig. 1.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-3, the self-standing pouch suction nozzle with better sealing performance in the present embodiment comprises a screw cap 1 and a suction nozzle 2, wherein an inner thread is arranged on an inner side wall of the screw cap 1, an outer thread is arranged on an outer side wall of the suction nozzle 2, and the screw cap 1 is in threaded connection with the suction nozzle 2; a connecting ring 11 is arranged at the edge of an opening at the lower end of the spiral cover 1, two unidirectional teeth 12 are arranged on the inner side wall of the connecting ring 11, and the direction of the unidirectional teeth 12 is consistent with the spiral direction of the internal thread on the inner side wall of the spiral cover 1; a limiting ring 21 is arranged on the outer side wall of the suction nozzle 2, the limiting ring 21 is positioned below the external thread on the suction nozzle 2, and two stop blocks 22 matched with the one-way teeth 12 are arranged on the outer circumferential edge of the limiting ring 21; be equipped with many vertical spacing strips 13 of equidistant range on the lateral wall of spiral cover 1, each vertical spacing strip 13 all forms with the integrative moulding plastics of the lateral wall of spiral cover 1, the lower extreme of each vertical spacing strip 13 all with the upper end fixed connection of clamping ring 11.
In general, during the storage and transportation of the self-standing bag suction nozzle, if the screw cap 1 is about to rotate reversely due to bumping and bumping, the stop block 22 on the outer circumferential edge of the limiting ring 21 is in snap fit with the one-way teeth 12 on the inner side wall of the connecting ring 11, so that the screw cap 1 can be prevented from rotating reversely along the circumferential direction of the suction nozzle 2.
A first vertical stripe 14 and two second vertical stripes 15 are arranged between two adjacent vertical limiting strips 13, the first vertical stripe 14 and the two second vertical stripes 15 are both arranged on the outer side wall of the spiral cover 1, and the first vertical stripe 14 is arranged between the two second vertical stripes 15. The first vertical stripe 14, the two second vertical stripes 15 and the plurality of vertical limiting strips 13 are arranged on the outer side wall of the screw cap 1, so that the friction force between the fingers of a user and the outer side wall of the screw cap 1 can be increased when the user screws the screw cap 1, and the user can conveniently unscrew or screw the screw cap 1.
Along the lateral wall circumferencial direction of spiral cover 1, first vertical stripe 14, second vertical stripe 15, vertical spacing 13's size, shape are according to clockwise and according to the equal grow gradually of anticlockwise. The connecting ring 11 and each vertical limiting strip 13 are formed by integral injection molding.
The upper end of the connecting ring 11 is provided with a plurality of notches 18 with upward openings, and the number of the notches 18 is the same as that of the vertical limiting strips 13. Through set up a plurality of breachs 18 on the clamping ring 11, can weaken whole clamping ring 11's rigidity, when the user twists spiral cover 1, one-way tooth 12 on the clamping ring 11 inside wall can with stop block 22 on the spacing ring 21 periphery border well snap-fit or break away from the cooperation.
Two positioning salient points 23 are arranged on the limiting ring 21, a plurality of arc-shaped grooves 16 are arranged on the lower end face of the lower end opening of the spiral cover 1, the depth of each arc-shaped groove 16 is gradually increased along the spiral direction of the internal thread of the spiral cover 1, and a clamping block 17 is formed at the joint of two adjacent arc-shaped grooves 16; after the screw cap 1 is screwed on the suction nozzle 2, the fixture blocks 17 are in snap fit with the positioning salient points 23. When the lower end opening of the screw cap 1 rotates downwards to contact with the limiting ring 21 on the outer side wall of the suction nozzle 2, the clamping block 17 on the lower end opening of the screw cap 1 is in clamping fit with the positioning salient point 23 on the limiting ring 21, the screw cap 1 is prevented from continuing to rotate downwards, and the screw cap 1 can be ensured to be screwed completely in place.
Each vertical limiting strip 13 is formed by integral injection molding with the outer side wall of the screw cap 1, so that each vertical limiting strip 13 can be firmly arranged on the outer side wall of the screw cap 1; and the upper end of the connecting ring 11 and the lower extreme fixed connection of each vertical spacing strip 13, can make the firm lower extreme opening with the spiral cover 1 in the upper end of the connecting ring 11 link together, when the user unscrews the spiral cover 1 hard, the connection structure between the connecting ring 11 and each vertical spacing strip 13 is difficult to be destroyed, one-way tooth 12 on the inside wall of the connecting ring 11 can both be in good snap fit with the stop block 22 on the peripheral edge of the spacing ring 21, improve the sealing performance between the spiral cover 1 and the suction nozzle 2.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structure, the features and the principle of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (6)
1. A self-supporting bag suction nozzle with better sealing performance comprises a screw cap and a suction nozzle, wherein an inner thread is arranged on the inner side wall of the screw cap, an outer thread is arranged on the outer side wall of the suction nozzle, and the screw cap is in threaded connection with the suction nozzle; the edge of an opening at the lower end of the rotary cover is provided with a connecting ring, the inner side wall of the connecting ring is provided with at least one unidirectional tooth, and the direction of the unidirectional tooth is consistent with the rotary direction of the internal thread on the inner side wall of the rotary cover; the outer side wall of the suction nozzle is provided with a limiting ring, the limiting ring is positioned below the external thread on the suction nozzle, and the outer circumferential edge of the limiting ring is provided with at least one blocking block matched with the one-way teeth; the method is characterized in that: the outer side wall of the spiral cover is provided with a plurality of vertical limiting strips which are arranged at equal intervals, each vertical limiting strip is integrally formed with the outer side wall of the spiral cover in an injection molding mode, and the lower end of each vertical limiting strip is fixedly connected with the upper end of the connecting ring.
2. A more sealable stand-up pouch spout as defined in claim 1 wherein: and a first vertical stripe and two second vertical stripes are arranged between every two adjacent vertical limiting strips, the first vertical stripe and the two second vertical stripes are arranged on the outer side wall of the spiral cover, and the first vertical stripe is positioned between the two second vertical stripes.
3. A more sealable stand-up pouch spout as defined in claim 2 wherein: along the lateral wall circumferencial direction of spiral cover, the size, the shape of first vertical stripe, the vertical stripe of second, vertical spacing strip all grow gradually according to clockwise and according to the anticlockwise.
4. A more sealable stand-up pouch spout as defined in claim 1 wherein: the connecting ring and each vertical limiting strip are integrally formed by injection molding.
5. A more sealable stand-up pouch spout as defined in claim 1 wherein: the upper end of the connecting ring is provided with a plurality of notches with upward openings, and the number of the notches is the same as that of the vertical limiting strips.
6. A more sealable stand-up pouch spout as defined in claim 1 wherein: the limiting ring is provided with at least one positioning convex point, the lower end face of the lower end opening of the rotary cover is provided with a plurality of arc-shaped grooves, the depth of each arc-shaped groove is gradually increased along the rotary direction of the internal thread of the rotary cover, and a clamping block is formed at the joint of two adjacent arc-shaped grooves; and after the rotary cover is screwed on the suction nozzle, the clamping block is in snap fit with the positioning salient point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121557859.4U CN214876834U (en) | 2021-07-09 | 2021-07-09 | Self-supporting bag suction nozzle with better sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121557859.4U CN214876834U (en) | 2021-07-09 | 2021-07-09 | Self-supporting bag suction nozzle with better sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214876834U true CN214876834U (en) | 2021-11-26 |
Family
ID=78927999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121557859.4U Active CN214876834U (en) | 2021-07-09 | 2021-07-09 | Self-supporting bag suction nozzle with better sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214876834U (en) |
-
2021
- 2021-07-09 CN CN202121557859.4U patent/CN214876834U/en active Active
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