CN217436503U - Convenient sealing device for sealing bag - Google Patents

Abstract

The utility model discloses a convenient closing device for sealing bag, including last casing and lower casing, the one end of going up the casing is articulated with the one end of casing down, it is connected with along its width direction to rotate in the last casing and arranges and can the roof pressure at the sealed zip fastener wherein the last gyro wheel of one side wherein, it is connected with the relative lower gyro wheel that sets up and can the roof pressure on the sealed zip fastener another side that sets up with last gyro wheel to rotate in the casing down. An elastic part pressed between the upper shell and the lower shell is arranged between the upper shell and the lower shell, and the elastic part is close to the hinged end of the upper shell and the hinged end of the lower shell and is far away from the free ends of the upper shell and the lower shell. The utility model has the advantages of simple structure, labor saving and convenient use when sealing the sealing bag.

Description

Convenient sealing device for sealing bag

Technical Field

The utility model relates to a sealed zip fastener technical field especially relates to a convenient closing device for sealing bag.

Background

At present, in the house industry of accomodating, the sack of area sealing zipper (also called sealed rib, rib zip fastener) adopts a kind to seal the slider and assists sealing usually, and this is to seal the zip fastener by two upper and lower plate clamp on the slider to seal the slider and seal the zip fastener along the sliding of sealing zipper length direction. However, the sealing process of the sealing slider generally has a problem of labor waste, because a certain clamping force is needed to ensure the sealing of the sealing zipper in the sealing process, and when the clamping force is large enough, the sliding friction force generated when the sealing slider slides can be correspondingly increased, so that the feeling of consumers can be considered to be more labor waste, and the sliding of the sealing slider is not smooth.

In addition, as disclosed in chinese utility model CN 203806327U, the upper and lower clamping pieces are integrated elastic pieces, and the free ends of the upper and lower clamping pieces are in a closed state (as shown in fig. 1) in a free state, therefore, the upper and lower clamping pieces need to be manually opened when the sealing clip is assembled and disassembled from the sealing bag, which is troublesome to use. Moreover, the roller wheel must be provided with a corresponding limiting groove (as shown in figure 2) to limit the separation of the sealing zipper, so that the roller wheel has the defects of inconvenient use, troublesome processing of the corresponding limiting groove on the roller wheel, incapability of adapting to sealing strips with different thicknesses and different numbers and poor universality.

The utility model discloses it is based on this kind of condition makes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a convenient sealing device for a sealing bag, which has simple structure, saves labor when sealing the sealing bag and is convenient to use.

The utility model discloses a realize through following technical scheme:

in order to solve the technical problem, the utility model provides a convenient closing device for sealing bag, including last casing and lower casing, the one end of going up the casing is articulated with the one end of casing down, it is connected with the last gyro wheel that the central axis of rotation arranged and can the roof pressure in sealing zipper wherein one side along its length direction to rotate in the last casing, it is connected with the relative gyro wheel that just can the roof pressure on sealing zipper another side that sets up with last gyro wheel to rotate in the casing down.

In order to further solve the technical problem to be solved, the utility model provides a pair of in being used for the convenient closing device of sealing bag, go up the casing and be equipped with the elastic component of roof pressure between the two between the casing down, just the elastic component is close to the hinged end of last casing and lower casing and keeps away from the free end of the two.

In order to further solve the technical problem to be solved by the utility model, in the convenient sealing device for the sealing bag provided by the utility model, a first protrusion protruding downwards is arranged on the bottom surface of the free end of the upper shell, a second protrusion protruding upwards is arranged on the top surface of the free end of the lower shell, and the first protrusion and the second protrusion are arranged oppositely; and when the upper roller and the lower roller roll the sealing zipper, the distance between the first protrusion and the second protrusion is smaller than the height of the sealing zipper, so that the sealing zipper is prevented from passing through a gap between the first protrusion and the second protrusion.

In order to further solve the technical problem to be solved, the utility model provides a pair of in being used for convenient closing device of sealing bag, the lower extreme of going up casing both sides wall is equipped with and is used for supplying the first groove of dodging of gyro wheel downward bulge, the upper end of casing both sides wall is equipped with and is used for supplying down the gyro wheel upwards convex second and dodges the groove down, just first groove and the second of dodging dodge the relative setting in groove.

In order to further solve the technical problem to be solved by the utility model, the utility model provides a pair of in being used for the convenient closing device of sealing bag, go up and be equipped with the angle limit structure who is used for restricting the angle that opens between the two between casing and the lower casing.

In order to further solve the technical problem to be solved, the utility model provides a pair of in being used for the convenient closing device of sealing bag, angle limit structure is including establishing the back-off on last casing and establishing on the casing down and be used for restricting the spacing hole that the back-off upwards breaks away from, just spacing hole can supply the back-off inserts and about the activity about wherein.

In order to further solve the technical problem to be solved, the utility model provides a pair of in being used for the convenient closing device of seal bag, be equipped with first pivot on going up the casing, just go up the roller housing and establish in first pivot, be equipped with the second pivot in the casing down, just the roller housing is established in the second pivot down.

In order to further solve the technical problem to be solved, the utility model provides a pair of in being used for the convenient closing device of sealing bag, be equipped with between first pivot and the last gyro wheel and connect the first bearing of the two, be equipped with between second pivot and the lower gyro wheel and connect the second bearing of the two.

In order to further solve the technical problem to be solved, the utility model provides a pair of in being used for the convenient closing device of sealing bag, the both ends of first pivot all are equipped with and are used for restricting the first limit structure of gyro wheel along the gliding of longitudinal direction, the both ends of second pivot all are equipped with and are used for restricting down the gyro wheel along the gliding second limit structure of longitudinal direction.

In order to further solve the technical problem to be solved by the present invention, in the convenient sealing device for the sealing bag provided by the present invention, the first limiting structure comprises a first limiting step arranged at one end of the first rotating shaft and a first clamping groove arranged in the circumferential direction of the other end of the first rotating shaft, and a first retaining ring is arranged in the first clamping groove; the second limiting structure comprises a second limiting step arranged at one end of the second rotating shaft and a second clamping groove arranged in the circumferential direction at the other end of the second rotating shaft, and a second retaining ring is arranged in the second clamping groove.

Compared with the prior art, the utility model discloses there is following advantage:

1. the utility model discloses in, go up the casing and when the casing closure will seal the zip fastener clamp between the two with lower casing, go up the gyro wheel roof pressure and seal the zip fastener wherein on one side, the gyro wheel roof pressure is on seal the zip fastener another side down. When the whole convenient sealing device is pushed by hands to move along the length direction of the sealing zipper, the upper roller and the lower roller can roll on the sealing zipper, and the sealing zipper is closed by rolling. Because the frictional force between last gyro wheel, lower gyro wheel and the sealed zip fastener is rolling frictional force, so frictional force is less, and the whole convenient closing device of push-and-pull is just more laborsaving, smooth and easy, realizes convenient the sealing, promotes and seals efficiency, promotes consumer and experiences.

2. In the utility model, on one hand, the elastic piece enables the upper shell and the lower shell to automatically reset and open the free ends of the upper shell and the lower shell, so that the convenient sealing device is easy to assemble or disassemble the sealing zipper; on the other hand, the elastic piece helps the upper roller and the lower roller to stably contact the sealing zipper when the upper shell and the lower shell are closed, so that the sealing zipper is better clamped.

3. The utility model discloses in setting up, work as during last gyro wheel and lower gyro wheel roll extrusion sealing zipper, interval between first arch and the second arch is less than sealing zipper's height to prevent sealing zipper to cross the gap between first arch and the second arch. In the working process, the first protrusion and the second protrusion are matched with each other, so that the protruding part (bone strip) of the sealing zipper can be prevented from passing through a gap between the first protrusion and the second protrusion, and the convenient sealing device is prevented from being separated from the sealing bag. In addition, first arch and second arch still have the guide effect, work as when convenient closing device removed, because the bulge of sealing zipper is protruding to be restricted by first arch and second all the time and can not break away from between last casing and lower casing, convenient closing device just can only remove along sealing zipper length direction and can not deviate, seals simply smoothly, seals efficiency ratio than higher. The first protrusion and the second protrusion have the advantages of simplifying the structure and reducing the cost besides the anti-falling and guiding functions, namely, the guide structures are not needed to be arranged on the upper roller and the lower roller.

Drawings

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic perspective view of an embodiment of the present invention;

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

FIG. 3 is a cross-sectional view of an embodiment of the present invention;

fig. 4 is a cross-sectional view of an embodiment of the present invention in use;

FIG. 5 is an exploded view of the second embodiment of the present invention;

fig. 6 is a cross-sectional view of the second embodiment of the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description.

The first embodiment is as follows:

as shown in fig. 1 to 4, the first embodiment of the present invention is a convenient sealing device for sealing a sealed bag, which is used to seal a sealing zipper on the sealed bag, so as to seal the sealed bag. The utility model discloses an go up casing 1 and casing 2 down, thereby go up casing 1 and casing 2 down and can the lock clip the sealed zipper on the sealed bag, the one end of going up casing 1 is articulated with casing 2's one end down, and the swing that opens and shuts can be carried out around articulated department to the two free end. As shown in fig. 1 and 2, the upper casing 1 is provided with a hinge shaft at the rear end thereof, and the lower casing 2 is provided with a shaft hole at the rear end thereof for cooperating with the hinge shaft, thereby realizing the hinge connection between the upper casing 1 and the lower casing 2. When the upper shell 1 and the lower shell 2 are opened, the sealing zipper (also called sealing bone strip) part of the sealing bag is conveniently inserted; when the upper shell 1 and the lower shell 2 are pressed by hands, the sealing zippers are clamped tightly, and meanwhile, the whole convenient sealing device is pushed and pulled by hands to move along the length direction of the sealing zippers, so that the sealing zippers can be gradually sealed.

The upper shell 1 is rotatably connected with an upper roller 11 which is arranged along the length direction of the central axis of rotation and can be pressed on one surface of the sealing zipper, and the lower shell 2 is rotatably connected with a lower roller 21 which is arranged opposite to the upper roller 11 and can be pressed on the other surface of the sealing zipper. In this embodiment, the upper roller 11 and the lower roller 21 are disposed opposite to each other, and have a function of reducing friction. More specifically, when the upper case 1 and the lower case 2 are closed to sandwich the slide fastener therebetween, the upper roller 11 is pressed against one side of the slide fastener, and the lower roller 21 is pressed against the other side of the slide fastener. When the whole convenient sealing device is pushed by hands to move along the length direction of the sealing zipper, the upper roller 11 and the lower roller 21 both roll on the sealing zipper, so that the sealing zipper is closed by rolling, and the sealing is more portable. Because the frictional force between the upper idler wheel 11, the lower idler wheel 21 and the sealing zipper is rolling frictional force, the frictional force is smaller, the whole convenient sealing device is pushed and pulled more labor-saving and smooth, the convenient sealing is realized, the sealing efficiency is improved, and the consumer experience is improved.

In the more specific embodiment of the present invention, an elastic member 3 is disposed between the upper casing 1 and the lower casing 2, and the elastic member 3 is close to the hinged end of the upper casing 1 and the lower casing 2 and away from the free end of the upper casing and the free end of the lower casing. The elastic member 3 is preferably a spring. The elastic piece 3 mainly provides the restoring force for the mutual opening of the upper shell 1 and the lower shell 2, when the upper shell 1 and the lower shell 2 are respectively pressed by fingers, the elastic piece 3 is compressed, and the upper shell 1 and the lower shell 2 clamp the sealing zipper; when loosening the finger, elastic component 3 kick-backs, goes up casing 1 and casing 2 down and is opened certain angle by the top, at this moment just conveniently will convenient closing device takes off from sealed zip fastener or packs into, makes things convenient for the dismouting promptly convenient closing device. On one hand, the elastic piece 3 enables the upper shell 1 and the lower shell 2 to automatically reset to open the free ends of the upper shell and the lower shell, so that the convenient sealing device is easy to assemble or disassemble the sealing zipper; on the other hand, the elastic member 3 helps the upper roller 11 and the lower roller 21 to smoothly contact the containment zipper when the upper case 1 and the lower case 2 are closed, thereby better clamping the containment zipper.

In a more specific embodiment of the present invention, a first protrusion 1b protruding downward is disposed on a bottom surface of the free end of the upper case 1, a second protrusion 2b protruding upward is disposed on a top surface of the free end of the lower case 2, and the first protrusion 1b and the second protrusion 2b are disposed opposite to each other; and when the upper roller 11 and the lower roller 21 roll the zipper sealer, the distance between the first protrusion 1b and the second protrusion 2b is smaller than the height of the zipper sealer, thereby preventing the zipper sealer from crossing the gap between the first protrusion 1b and the second protrusion 2 b. In general, when the upper case 1 and the lower case 2 sandwich the sealing zipper, if the sealing zipper can cross the gap between the upper case 1 and the lower case 2 in the longitudinal direction (the length direction of the upper case 1 and the lower case 2), the convenient closing means is easily deviated when moving in the length direction (lateral direction) of the sealing zipper, that is, the convenient closing means is easily separated from the bag body and slides down. And the utility model discloses in order to avoid above-mentioned problem, set up first protruding 1b and the protruding 2b of second, first protruding 1b and the protruding 2b of second mutually support, can prevent that the bulge (bone strip) of sealed zip fastener from crossing from the gap between the two to avoid convenient closing device during operation to break away from the sealing bag. In addition, first arch 1b and second arch 2b still have the guide effect, work as convenient closing device removes when with closed sealing zipper, because sealing zipper's bulge is restricted by first arch 1b and second arch 2b all the time and can not break away from between last casing 1 and lower casing 2, convenient closing device just can only remove along sealing zipper length direction and can not deviate, directly pulls with the hand convenient closing device need not to consider the route of travel, therefore convenient to use, seals efficiency just than higher. The first protrusion 1b and the second protrusion 2b, in addition to the above-mentioned anti-dropping and guiding functions, have the advantages of simplified structure and reduced cost, i.e. there is no need to provide a guiding structure on the upper roller 11 and the lower roller 21.

In the more specific embodiment of the present invention, the lower end of the two side walls of the upper casing 1 is provided with a first avoidance groove 1c for the upper roller 11 to protrude downward. The first escape groove 1c allows the upper roller 11 to protrude downward so that only the upper roller 11 comes into contact with the upper surface of the slide fastener. Similarly, the upper ends of the two side walls of the lower shell 2 are provided with second avoiding grooves 2c for the lower roller 21 to protrude upwards, the second avoiding grooves 2c enable the lower roller 21 to protrude upwards, and only the lower roller 21 contacts the lower surface of the sealing zipper. Of course, the first avoidance groove 1c and the second avoidance groove 2c are oppositely disposed.

In the more specific embodiment of the present invention, an angle limiting structure for limiting the opening angle between the upper casing 1 and the lower casing 2 is provided between the two. This is to avoid an excessive opening angle between the upper case 1 and the lower case 2, and if the opening angle is too large, the convenient sealing device is easily detached from the bag body of the sealing bag.

In the utility model discloses more specific embodiment, angle limit structure is including establishing back-off 1a on last casing 1 and establishing on lower casing 2 and being used for restricting the spacing hole 2a that back-off 1a upwards breaks away from, just spacing hole 2a can supply back-off 1a inserts and moves about from top to bottom wherein. The back-off 1a has certain elasticity, and when casing 1 and lower casing 2 were gone up in the equipment like this, the in-process that inserts in back-off 1a toward spacing hole 2a, back-off 1a can earlier inwards elastic deformation, insert in spacing hole 2a later, and back-off 1a kick-backs, firmly blocks in spacing hole 2 a. In the process that the upper shell 1 rotates relative to the lower shell 2, the reverse buckle 1a can generate vertical and horizontal displacement, the limiting hole 2a limits the reverse buckle 1a to move in a certain range, and the reverse buckle 1a moves upwards to a certain position and is blocked by the side wall of the limiting hole 2a and cannot move upwards continuously, so that the opening angle between the upper shell 1 and the lower shell 2 is limited.

In the more specific embodiment of the present invention, the upper casing 1 is provided with a first rotating shaft 12, and the upper roller 11 is sleeved on the first rotating shaft 12. That is, in order to make the upper roller 11 have less resistance and smoother rolling, the first rotating shaft 12 is provided on the upper casing 1, and the upper roller 11 is mounted on the first rotating shaft 12. Similarly, a second rotating shaft 22 is arranged in the lower shell 2, and the lower roller 21 is sleeved on the second rotating shaft 22.

Preferably, the first rotating shaft 12 is detachably mounted on the upper housing 1, and the second rotating shaft 22 is detachably mounted on the lower housing 2.

Of course, for further simplification of the structure, the first rotating shaft 12 may be integrally formed with the upper roller 11, and the first rotating shaft 12 is rotatably connected to the upper housing 1, which is equivalent to the upper roller 11 being directly rotatably connected to the upper housing 1. The same is true. The second shaft 22 may also be integrally formed with the lower roller 21, and the second shaft 22 is rotatably connected to the lower housing 2.

In the more specific embodiment of the utility model, in order to further reduce frictional resistance for convenient closing device removes smoothly, be equipped with the first bearing 13 of connecting the two between first pivot 12 and the last gyro wheel 11. The first bearing 13 is used for supporting the rotating body, namely the upper roller 11, reducing the friction coefficient of the upper roller 11 in the movement process and ensuring the rotation precision of the upper roller 11. A second bearing 23 for connecting the second rotating shaft 22 and the lower roller 21 is arranged between the two. Similarly, the second bearing 23 is used for supporting the lower roller 21, reducing the friction coefficient of the lower roller 21 in the movement process, and ensuring the rotation precision of the lower roller 21.

In the more specific embodiment of the present invention, both ends of the first rotating shaft 12 are provided with first limiting structures for limiting the sliding of the upper roller 11 along the longitudinal direction. The first limiting structure is used for avoiding the upper idler wheel 11 from shaking along the longitudinal direction, and the stability of the upper idler wheel 11 in rolling is guaranteed. Similarly, the two ends of the second rotating shaft 22 are provided with second limiting structures for limiting the lower roller 21 to slide along the longitudinal direction.

In the more specific embodiment of the present invention, the first limiting structure includes a first limiting step 121 disposed at one end of the first rotating shaft 12 and a first engaging groove 122 disposed in the circumferential direction at the other end of the first rotating shaft 12, and the first engaging groove 122 is disposed with the first retaining ring 14. The first limit step 121 blocks the upper roller 11 from sliding rightward, and the first retainer ring 14 blocks the upper roller 11 from sliding leftward. The first retainer ring 14 has an opening therein, and is detachably mounted in the first locking groove 122 to facilitate the mounting and dismounting of the first rotating shaft 12. Similarly, the second limiting structure includes a second limiting step 221 disposed at one end of the second rotating shaft 22 and a second engaging groove 222 disposed at the other end of the second rotating shaft 22 in the circumferential direction, and a second retaining ring 24 is disposed in the second engaging groove 222.

The second embodiment:

as shown in fig. 5 to 6, a second embodiment of the present invention is different from the first embodiment in that: no bearing is arranged between the first rotating shaft 12 and the upper roller 11 and between the second rotating shaft 22 and the lower roller 21, but the upper roller 11 is directly sleeved on the first rotating shaft 12, and the lower roller 21 is directly sleeved on the second rotating shaft 22, so that the rolling motion of the upper roller 11 and the lower roller 21 can still be realized.

Of course, as mentioned above, the first shaft 12 and the upper roller 11 may be integrally formed, and the first shaft 12 is rotatably connected to the upper housing 1, in order to further simplify the structure. Similarly, the second shaft 22 and the lower roller 21 can be integrally formed, and the second shaft 22 is rotatably connected to the lower housing 2.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A convenient closing device for sealing bag which characterized in that: including last casing (1) and lower casing (2), the one end of going up casing (1) is articulated with the one end of lower casing (2), it has rotation central axis to arrange and can the roof pressure at sealed zip fastener wherein on one side last gyro wheel (11) to rotate in last casing (1), it has lower gyro wheel (21) that set up relatively with last gyro wheel (11) and can the roof pressure on sealed zip fastener another side to rotate in lower casing (2).

2. A convenient closure for a sealed bag as claimed in claim 1, wherein: an elastic part (3) pressed between the upper shell (1) and the lower shell (2) is arranged between the upper shell and the lower shell, and the elastic part (3) is close to the hinged end of the upper shell (1) and the hinged end of the lower shell (2) and is far away from the free ends of the upper shell and the lower shell.

3. A convenient closure for sealing bags according to claim 1 or 2, characterised by: a first protrusion (1b) protruding downwards is arranged on the bottom surface of the free end of the upper shell (1), a second protrusion (2b) protruding upwards is arranged on the top surface of the free end of the lower shell (2), and the first protrusion (1b) and the second protrusion (2b) are arranged oppositely; and when the upper roller (11) and the lower roller (21) roll the sealing zipper, the distance between the first protrusion (1b) and the second protrusion (2b) is smaller than the height of the sealing zipper, so that the sealing zipper is prevented from passing through the gap between the first protrusion (1b) and the second protrusion (2 b).

4. A convenient closure for a sealed bag as claimed in claim 3, wherein: go up the lower extreme of casing (1) both sides wall and be equipped with and be used for supplying gyro wheel (11) convex first dodging groove (1c) downwards, the upper end of casing (2) both sides wall is equipped with and is used for supplying gyro wheel (21) convex second that makes progress and dodges groove (2c) down, just first dodge groove (1c) and second and dodge groove (2c) and set up relatively.

5. A convenient closure for a sealed bag as claimed in claim 2, wherein: an angle limiting structure used for limiting the opening angle between the upper shell (1) and the lower shell (2) is arranged between the upper shell and the lower shell.

6. A handy closure for sealing bags according to claim 5, characterized by: the angle limiting structure comprises an inverted buckle (1a) arranged on the upper shell (1) and a limiting hole (2a) arranged on the lower shell (2) and used for limiting the upward separation of the inverted buckle (1a), and the limiting hole (2a) can be used for the insertion of the inverted buckle (1a) and the vertical and horizontal movement thereof.

7. A convenient closure for a sealed bag as claimed in claim 1, wherein: go up to be equipped with first pivot (12) on casing (1), just go up gyro wheel (11) cover and establish on first pivot (12), be equipped with second pivot (22) in casing (2) down, just gyro wheel (21) cover is established on second pivot (22) down.

8. A convenient closure for a sealed bag as claimed in claim 7, wherein: a first bearing (13) for connecting the first rotating shaft (12) and the upper roller (11) is arranged between the first rotating shaft and the upper roller, and a second bearing (23) for connecting the second rotating shaft (22) and the lower roller (21) is arranged between the second rotating shaft and the lower roller.

9. A convenient closure for a sealed bag as claimed in claim 7, wherein: the two ends of the first rotating shaft (12) are provided with first limiting structures used for limiting the upper roller (11) to slide along the longitudinal direction, and the two ends of the second rotating shaft (22) are provided with second limiting structures used for limiting the lower roller (21) to slide along the longitudinal direction.

10. A convenient closure for a sealed bag as claimed in claim 9, wherein: the first limiting structure comprises a first limiting step (121) arranged at one end of the first rotating shaft (12) and a first clamping groove (122) arranged at the other end of the first rotating shaft (12) in the circumferential direction, and a first retaining ring (14) is arranged in the first clamping groove (122); the second limiting structure comprises a second limiting step (221) arranged at one end of the second rotating shaft (22) and a second clamping groove (222) arranged in the circumferential direction at the other end of the second rotating shaft (22), and a second retaining ring (24) is arranged in the second clamping groove (222).

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