CN219488225U - Easy-to-open cover - Google Patents

Abstract

The utility model discloses an easy-to-open cover, which can be widely applied to the technical field of sealing covers and solves the technical problems that in the prior art, the sealing structure of the easy-to-open cover at the position of the open cover is unreasonable in design, liquid leakage is easy to occur, and when the easy-to-open cover is opened, a pull ring is pulled forcefully to cause the breakage of a vertical connecting part or the breakage of the open cover surface, so that the defective rate is high. Including the lower lid that is connected with bottleneck structure is supporting, the capping of lower lid is by drawing the integral type structure that lid and marginal lid are constituteed, and draw the marginal junction thickness that lid and marginal lid is less than and draw the thickness that lid and marginal lid, draw to cover and be connected and be equipped with the pull ring, the pull ring is connected through the lid that draws on vertical connecting portion and the lower lid capping, vertical connecting portion is fish tail column structure, its upper end broad portion is connected with the pull ring, its lower extreme narrow portion is connected with drawing the lid, the lower extreme narrow portion that is located vertical connecting portion is equipped with the vertical strengthening rib of slope, the vertical strengthening rib of slope is thin rod-like structure, its bottom is connected with drawing the lid, its top is with the upper end broad portion transitional coupling of vertical connecting portion as an organic whole structure.

Description

Easy-to-open cover

Technical Field

The utility model relates to the technical field of sealing covers, in particular to an easy-to-open cover.

Background

The utility model provides a plastics easy-to-open lid, be used for carrying out sealed device to the upper end bottleneck department of the plastics bottle body that is equipped with liquid, the easy-to-open lid of plastics among the prior art is connected with the pull ring structure is usually through the nick line of the certain degree of depth of prescaler with the bottle lid bulk phase, pull the pull ring when opening the bottle lid, the pull ring acts on the pull lid through intermediate junction, the pull lid just can be torn along the nick line safety, be convenient for open the bottle lid when making the pull ring of pulling, the condition that the nick line is too dark often can appear, cause its easy emergence liquid leakage's of in the transportation condition. In addition, if the lid is too shallow with the score line of drawing the lid, will cause to draw the lid and be difficult to tear along the score line, when the pull ring structure is pulled to the power, the pull ring takes place to break with the connecting portion of drawing the lid, perhaps appear the capping and pull lid and edge lid lug connection and tighten, the circumstances that the pulling pull ring can break the capping of easy-to-draw lid takes place, causes the opening of bottle lid not by the condition of opening completely, the defective percentage is high, influence the bottle normal use of packing liquid, can not satisfy the in-service use demand.

Disclosure of Invention

Aiming at the defects and shortcomings in the prior art, the utility model provides the easy-open cover which has the advantages of simple structure, ingenious design, low manufacturing cost, time and labor saving when in use and opening, and no fracture of the connecting part of the pull ring and the pull cover or the breakage of the upper pull cover and the edge cover of the cover surface, ensures the effectiveness of opening the easy-open cover, reduces the defective rate, can effectively prevent the leakage in the liquid transportation process, and meets the use requirement of actual bottled liquid packaging.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an easy-to-open cover, which comprises a lower cover body matched and connected with a bottle opening structure, wherein the cover surface of the lower cover body is of an integrated structure formed by a pull cover and an edge cover, the thickness of the edge connection part of the pull cover and the edge cover is smaller than that of the pull cover and the edge cover, a pull ring is connected to the pull cover, and the pull ring is connected with the pull cover on the cover surface of the lower cover body through a vertical connection part;

the vertical connecting portion is of a fish tail-shaped structure, the upper end wide portion of the vertical connecting portion is connected with the pull ring, the lower end narrow portion of the vertical connecting portion is connected with the pull cover, the lower end narrow portion of the vertical connecting portion is provided with inclined vertical reinforcing ribs, the inclined vertical reinforcing ribs are of a thin rod-shaped structure, the bottom of each inclined vertical reinforcing rib is connected with the pull cover, and the top of each inclined vertical reinforcing rib is in transitional connection with the upper end wide portion of the vertical connecting portion to form an integrated structure.

Preferably, the upper end wide part of the vertical connecting part and the pull ring are in an integrated structure in transitional connection, the top of the inclined vertical reinforcing rib is connected with the pull ring, and the inclined vertical reinforcing rib extends to the pull ring from the bottom of the pull cover to the reverse inclination of the pull cover.

Preferably, the pull cover is higher than the edge cover in height, and the bottom surface of the pull cover is connected with the upper surface of the edge cover.

Preferably, the pull cover is diamond-shaped, and the bottom of the vertical connecting part is connected with one vertex angle of the diamond-shaped pull cover;

the size of the pull ring is matched with that of the diamond pull cover.

Preferably, the liquid blocking sheets are arranged near the edge of the pull cover and at the bottom of the edge cover in a connecting way, and are distributed at the bottom of the edge cover along the circumferential direction of the pull cover;

the sealing clamp ring is fixedly connected with the vertical sealing clamp ring, and a groove for clamping the bottle opening side wall of the bottle body is arranged between the sealing clamp ring and the annular outer side wall of the lower cover body.

Preferably, the outer periphery of the cover surface of the lower cover body is provided with a front end mouth wall, the outer side wall of the mouth wall is further provided with an external thread and an anti-theft buckle which are matched with the internal thread of the upper cover body from top to bottom, and the top of the mouth wall is further provided with a protruding part facing the outside.

Preferably, the lower cover body is injection molded integrally.

Preferably, the upper cover body is connected with the lower cover body in a matched mode, the upper cover body comprises a top cover surface and an annular side wall, a vertical limiting ring is arranged on the lower end face of the top cover surface of the upper cover body, the top end of the mouth wall extends into the space between the limiting ring and the annular side wall, and a sealing ring is further connected between the outer side wall of the limiting ring and the protruding portion of the top of the mouth wall.

Preferably, an anti-theft ring which protrudes outwards and is matched with the anti-theft buckle on the mouth wall is arranged on the inner side of the annular side wall of the upper cover body and below the internal thread.

Preferably, the outer side of the annular side wall of the upper cover body and the upper part of the anti-theft ring protruding outwards are also provided with vertical anti-skid patterns which are axially distributed around the annular side wall of the upper cover body.

The utility model provides an easy-to-open cover. The beneficial effects are as follows:

(1) The easy-open cover disclosed by the utility model has the advantages of ingenious structural design, simple structure, ingenious design, low manufacturing cost, time and labor saving in use and opening, no occurrence of fracture of the connecting part of the pull ring and the pull cover or the upper pull cover and the edge cover of the cover surface, ensuring of the effectiveness of opening the easy-open cover, reducing of the defective rate, and simultaneously being capable of effectively preventing leakage in the liquid transportation process and meeting the use requirements of actual bottled liquid packaging.

The convenient laborsaving of opening, the vertical connecting portion that is connected with the end of pulling the lid is fish tail column structure, connect on it and be equipped with vertical strengthening rib, vertical strengthening rib is the thin rod-like structure that the slope upwards set up, the upper end wide portion transitional coupling of its top and vertical connecting portion is integrated into one piece structure, this kind of special structural design is when the lid of pulling on the lid is opened to needs, it is convenient through the pull ring, vertical connecting portion, finally carry out the reverse pressure boost of butt through the end of vertical strengthening rib bottom to the lid of pulling, use less power pulling pull ring alright produce great back pressure at the end of pulling the lid, thereby make to pull the lid easily open, labour saving and time saving. Meanwhile, the vertical reinforcing ribs also effectively increase the mechanical strength of the vertical connecting parts, so that the situation that liquid leakage occurs when the pull cover is crashed open in the transportation process is effectively prevented.

The structural design of vertical connecting portion, vertical strengthening rib and pull lid is synergistic in coordination, when can effectively preventing to pull the pull ring, the circumstances that vertical connecting portion fracture or pull lid is broken takes place, ensures its validity of pulling the lid and opening.

(2) The easy-to-open cover provided by the utility model has the advantages of low manufacturing cost, convenience in use and good sealing property, and the integral structural design can prevent the leakage in the use process. And the thickness of the edge connection part of the pull cover and the edge cover is smaller than that of the pull cover and the edge cover, so that the pull cover is ensured to be completely opened along the thin part of the lower edge when being opened, and the use is convenient.

The upper cover body and the lower cover body of the easy-to-open cover are all integrally formed by plastics, and the easy-to-open cover has the advantages of simple process and low production and manufacturing cost.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of FIG. 1;

FIG. 3 is a schematic structural view of a cross-sectional view of B-B of FIG. 2;

FIG. 4 is a schematic structural view of a cross-section of C-C of FIG. 2;

FIG. 5 is a schematic view of the bottom view of FIG. 2;

FIG. 6 is a schematic view showing the structure of the upper cover and the lower cover in a disassembled state;

FIG. 7 is a schematic view showing a combined structure of an upper cover and a lower cover according to the present utility model;

FIG. 8 is a schematic diagram of the top view of FIG. 7;

FIG. 9 is a schematic structural view of a cross-sectional view of D-D of FIG. 8;

fig. 10 is a schematic structural view of a partial enlarged view at a of fig. 9;

fig. 11 is a schematic structural view of a cross-sectional view of E-E of fig. 9.

In the figure: 1. a lower cover; 101. pulling the cover; 102. an edge cover; 103. a sealing clasp; 104. a groove; 2. a pull ring; 3. a vertical connection; 4. vertical reinforcing ribs; 5. a mouthpiece wall; 501. a protruding portion; 502. an external thread; 503. anti-theft buckle; 6. an upper cover; 601. a limiting ring; 602. a seal ring; 603. an internal thread; 604. an anti-theft ring; 605. anti-skid lines; 7. liquid-blocking sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed" and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 11, the present utility model provides a technical solution: the utility model provides an easy-to-open cover, which comprises a lower cover body 1 which is matched and connected with a bottle opening structure, wherein the cover surface of the lower cover body 1 is an integrated structure consisting of a pull cover 101 and an edge cover 102. The structure design can prevent the lower cover body 1 from being sealed at the position of the pull cover 101 so as to leak the liquid in the bottle body.

The pull cover 101 is higher than the edge cover 102, the bottom surface of the pull cover 101 is connected with the upper surface of the edge cover 102, and the thickness of the edge connection part of the pull cover 101 and the edge cover 102 is smaller than that of the pull cover 101 and the edge cover 102, so that when the vertical connection part 3 acts on the pull cover 101, the pull cover 101 can be split along the thinner edge connection part until the pull cover 101 is completely removed, and the pull cover is convenient and labor-saving.

The pull cover 101 is connected with a pull ring 2, the pull ring 2 is connected with the pull cover 101 on the cover surface of the lower cover body 1 through a vertical connecting part 3, the pull cover 101 is diamond-shaped, and the bottom of the vertical connecting part 3 is connected with one vertex angle of the diamond-shaped pull cover 101. This structural design makes it easier to tear the flip top 101 from the lid surface of the lower lid body 1 by allowing the vertical connection 3 to act directly on the top corner of the diamond flip top 101, i.e. the area where the stresses of the diamond flip top 101 are concentrated. When the cover body needs to be opened, the pull ring 2 is pulled, the size of the pull ring 2 is matched with the size of the diamond pull cover 101, the pull ring 2 acts on the top angle of the lower Fang Lingxing pull cover 101 through the vertical connecting part 3, and therefore the pull cover 101 is conveniently torn from the cover surface of the lower cover body 1.

The vertical connecting portion 3 is of a fish tail-shaped structure, the upper end wide portion of the vertical connecting portion is connected with the pull ring 2, the lower end narrow portion of the vertical connecting portion is connected with the pull cover 101, the lower end narrow portion of the vertical connecting portion 3 is provided with an inclined vertical reinforcing rib 4, the inclined vertical reinforcing rib 4 is of a thin rod-shaped structure, the bottom of the inclined vertical reinforcing rib is connected with the pull cover 101, and the top of the inclined vertical reinforcing rib is in transitional connection with the upper end wide portion of the vertical connecting portion 3 to form an integrated structure. The upper end wide part of the vertical connecting part 3 is in an integrated structure in transitional connection with the pull ring 2, the top of the inclined vertical reinforcing rib 4 is connected with the pull ring 2, and the inclined vertical reinforcing rib extends to the pull ring 2 from the bottom of the pull cover 101 to the reverse inclination of the pull cover 101. The structural design increases the strength of the vertical connecting part 3, effectively prevents the vertical connecting part 3 from being broken in the pulling process, and influences the normal use of the cover body. And the special structural design of vertical strengthening rib 4 conveniently carries out butt pressure boost to the tip of pulling lid 101, uses less power pulling pull ring 2 alright produce great pressure to the tip of pulling lid 101, is favorable to pulling lid 101 to tear from the capping of lower lid 1, and is convenient laborsaving.

The liquid blocking piece 7 is arranged at the bottom of the edge cover 102 in a connecting manner near the edge of the pull cover 101, the liquid blocking piece 7 is distributed at the bottom of the edge cover 102 along the circumferential direction of the pull cover 101, and the liquid blocking piece 7 can slowly flow liquid flowing out of the bottle body. The sealing clamp ring 103 is fixedly connected with the periphery of the liquid blocking piece 7 and the bottom of the edge cover 102, a groove 104 for clamping the side wall of the bottle mouth of the bottle body is arranged between the sealing clamp ring 103 and the annular outer side wall of the lower cover body 1, and the side wall of the bottle mouth structure is embedded into the groove 104 between the sealing clamp ring 103 and the side wall of the lower cover body 1 during installation, so that the lower cover body 1 and the bottle body can be in sealing connection.

The cover surface periphery of the lower cover body 1 is provided with a front end mouth wall 5, the pull ring 2 and the vertical connecting part 3 are both arranged on the inner side of the mouth wall 5, the outer side wall of the mouth wall 5 is further provided with an external thread 502 and an anti-theft buckle 503 which are matched with the internal thread of the upper cover body 6 from top to bottom, and the top of the mouth wall 5 is further provided with a bulge 501 facing the outside. This kind of structural design is convenient to draw lid 101 and is emptyd the liquid that flows from the bottleneck after being opened, and the design of the bulge 501 at the top through mouth wall 5 avoids liquid contact lower lid 1's outer wall when empting to influence the cleanliness of lower lid 1.

The lower cover body 1 is formed by injection molding integrally, so that the manufacturing cost is low, the production efficiency is high, the tightness of the bottle cover structure is ensured, and the liquid in the bottle is prevented from leaking.

The utility model provides an easy-to-open cover, which also comprises an upper cover body 6 which is mutually matched and connected with a lower cover body 1, wherein the upper cover body 6 comprises a top cover surface and an annular side wall, a vertical limiting ring 601 is arranged on the lower end surface of the top cover surface of the upper cover body 6, the top end of a mouth wall 5 extends between the limiting ring 601 and the annular side wall, and a sealing ring 602 is also connected between the outer side wall of the limiting ring 601 and a protruding part 501 at the top of the mouth wall 5. The design can enable the sealing ring 602 to be in sealing connection with the mouth wall 5, ensure the tightness of the connection between the upper cover body 6 and the lower cover body 1, and further prevent the condition that liquid leakage or pollutants enter.

An anti-theft ring 604 which protrudes outwards and is matched with the anti-theft buckle 503 on the mouth wall 5 is arranged on the inner side of the annular side wall of the upper cover body 6 and below the internal thread 603. The structure design facilitates the clamping and screwing of the upper cover body 6 and the lower cover body 1, and the connection between the upper cover body 6 and the lower cover body 1 in the transportation process is effectively prevented from loosening.

The outside of the annular side wall of the upper cover body 6 and the upper part of the outward protruding anti-theft ring 604 are also provided with vertical anti-skid threads 605 which are axially distributed around the annular side wall of the upper cover body 6. The upper cover 6 is conveniently screwed to be separated from the lower cover 1, so that the pull ring 2 and the pull cover 101 are exposed.

Working principle: the upper cover body 6 is covered on the lower cover body 1, and the side wall of the top of the bottle mouth of the bottle body, which is required to be provided with the bottle cap, is embedded into a groove 104 between the sealing snap ring 103 and the annular side wall of the lower cover body 1, so that the lower cover body 1 and the bottle body can be fixedly and hermetically connected.

When the bottle cap of the bottle body needs to be opened, the upper cap body 6 is firstly taken down from the lower cap body 1, the pull ring 2 and the pull cap 101 in the bottle body are exposed, the pull ring 2 is lifted up by the upward inclination of fingers, at the moment, the vertical reinforcing ribs 4 on the vertical connecting part 3 are driven by the pull ring through structural design to exert force towards the inclined reverse angle, the bottoms of the vertical reinforcing ribs 4 on the vertical connecting part 3 act on the end parts of the diamond pull cap 101, the bottoms of the vertical reinforcing ribs 4 generate reverse acting force with the upper parts of the vertical reinforcing ribs, the end parts of the diamond pull cap 101 are pressed in, the edges of the diamond pull cap are jacked up and separated from the edge cap 102, the pull ring 2 is further pulled, the edges of the pull cap 101 are separated from the edge cap 102, the bottle cap lower cap body 1 of the bottle body is opened, and the bottle cap opening in the prior art can not be caused by the fact that the connecting part of the pull ring and the pull cap in the structural design is broken, and normal use is affected. After the liquid pouring is completed, the upper cover body 6 is covered on the lower cover body 1, so that the daily use is convenient.

In conclusion, the easy-open cover provided by the utility model has the advantages of simple structure, ingenious design, low manufacturing cost, time and labor saving when being used for opening, no occurrence of fracture of the connecting part of the pull ring and the pull cover or the breakage of the upper pull cover 101 and the edge cover 102 of the cover surface, ensuring of the effectiveness of opening the easy-open cover, reduction of the defective rate, and simultaneously, the situation of leakage in the liquid transportation process can be effectively prevented, and the use requirement of actual bottled liquid packaging is met.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (10)

1. The utility model provides an easy-to-open lid, its characterized in that includes lower lid (1) that is connected with bottleneck structure in a matched manner, the capping of lower lid (1) is by drawing lid (101) and edge lid (102) the integral type structure that constitutes, and draw lid (101) with edge lid (102) edge junction thickness be less than draw lid (101) with edge lid (102) thickness, draw lid (101) go up to connect and be equipped with pull ring (2), pull ring (2) are connected with draw lid (101) on the capping of lower lid (1) through vertical connecting portion (3);

the vertical connecting portion (3) is of a fish tail-shaped structure, the upper end wide portion of the vertical connecting portion is connected with the pull ring (2), the lower end narrow portion of the vertical connecting portion is connected with the pull cover (101), the lower end narrow portion of the vertical connecting portion (3) is provided with an inclined vertical reinforcing rib (4), the inclined vertical reinforcing rib (4) is of a thin rod-shaped structure, the bottom of the inclined vertical reinforcing rib is connected with the pull cover (101), and the top of the inclined vertical reinforcing rib is in transition connection with the upper end wide portion of the vertical connecting portion (3) to form an integrated structure.

2. The easy-open lid according to claim 1, wherein the upper end wide portion of the vertical connecting portion (3) and the pull ring (2) are of an integrated structure in transition connection, the top of the inclined vertical reinforcing rib (4) is connected with the pull ring (2), and the inclined vertical reinforcing rib extends from the bottom of the pull lid (101) to the opposite direction of the pull lid (101) to the pull ring (2).

3. A lid as claimed in claim 2, wherein the pull cover (101) is higher than the rim cover (102) and the bottom surface of the pull cover (101) is connected to the upper surface of the rim cover (102).

4. A flip top lid according to claim 3, wherein the flip top (101) is diamond-shaped, and the bottom of the vertical connecting portion (3) is connected to one vertex of the diamond-shaped flip top (101);

the size of the pull ring (2) is matched with the size of the diamond-shaped pull cover (101).

5. A pull-tab according to claim 3, wherein a liquid-blocking sheet (7) is further connected to the bottom of the edge cap (102) near the edge of the pull-tab (101), and the liquid-blocking sheet (7) is distributed at the bottom of the edge cap (102) along the circumferential direction of the pull-tab (101);

the sealing clamp ring (103) is positioned at the periphery of the liquid blocking piece (7), the bottom of the edge cover (102) is fixedly connected with the vertical sealing clamp ring (103), and a groove (104) for clamping the side wall of the bottle mouth of the bottle body is arranged between the sealing clamp ring (103) and the annular outer side wall of the lower cover body (1).

6. The easy-open lid according to claim 5, wherein the outer periphery of the lid surface of the lower lid body (1) is provided with a front end spout wall (5), the outer side wall of the spout wall (5) is further provided with an external thread (502) and an anti-theft buckle (503) which are matched with the internal thread of the upper lid body (6) from top to bottom, and the top of the spout wall (5) is further provided with a protruding part (501) facing to the outside.

7. A lid as claimed in claim 6, wherein the lower lid (1) is injection moulded in one piece.

8. The easy-open lid according to claim 7, further comprising an upper lid (6) which is mutually matched with the lower lid (1), wherein the upper lid (6) comprises a top cover surface and an annular side wall, a vertical limiting ring (601) is arranged on the lower end surface of the top cover surface of the upper lid (6), the top end of the spout wall (5) extends into the space between the limiting ring (601) and the annular side wall, and a sealing ring (602) is also connected between the outer side wall of the limiting ring (601) and the protruding part (501) at the top of the spout wall (5).

9. The easy-open lid according to claim 8, characterized in that an anti-theft ring (604) protruding outwards and matching with the anti-theft button (503) on the mouthpiece wall (5) is arranged under the internal thread (603) inside the annular side wall of the upper lid body (6).

10. The easy-open lid of claim 9, wherein the upper portion of the anti-theft ring (604) protruding outwards from the outer side of the annular side wall of the upper lid body (6) is further provided with vertical anti-skid threads (605) axially distributed around the annular side wall of the upper lid body (6).