CN211618667U - Safe and reliable's combination bottle lid and container - Google Patents

Abstract

The utility model discloses a safe and reliable combined bottle cap, comprising: a base for connecting the bottle mouth; , and the cover used to connect the base, the cover is provided with an inverted button II; the inverted button I can approach the inner wall of the base under the pressure of the bottle mouth, and is subject to the protruding part of the outer wall of the bottle mouth after the base is connected with the bottle mouth. Axial restraint prevents the base from detaching from the bottle mouth; undercut II can approach the inner wall of the cover under the pressure of the limiting boss, and is axially constrained by the limiting boss to prevent the cover after the base is connected to the cover body from the base. The utility model improves the connection firmness of the base and the bottle mouth by arranging an upside-down buckle and a limiting boss on the base, and improves the connection firmness of the cover body and the base by arranging an upside-down buckle on the cover body, thereby preventing the bottle cap from being separated from the bottle mouth , thereby improving the safety, reliability and practicability of the container itself.

Description

A safe and reliable combination bottle cap and container

technical field

The invention belongs to the technical field of container sealing components, and in particular relates to a safe and reliable combined bottle cap and container.

Background technique

The bottle cap is a common sealing part and is one of the components of the container. For the container with the bottle mouth structure, the quality of the connection and sealing of the bottle cap determines the quality of the container.

In the prior art, for food containers such as edible oil drums, liquid seasoning bottles, etc., the bottle cap used for the bottle mouth usually adopts two opening structures to open the bottle mouth. First, tear off the anti-theft strip on the outer circumference of the bottle cap so that the top cover can be opened. , and then expose the inner pull ring, and then pull the pull ring to completely tear off the cover on the base, so that the bottle mouth is in an open state, and the liquid in the bottle can be poured out through the bottle mouth. When this kind of bottle cap is connected with the bottle mouth, a large pressing force is used to make the bottle cap fit on the bottle mouth. The firmness of the bottle is poor, and the bottle cap will be separated from the bottle mouth when it is subjected to a large pulling force, thereby destroying the safety.

To sum up, in order to improve the safety of bottle caps, it is necessary to further optimize and improve the existing bottle caps.

SUMMARY OF THE INVENTION

The purpose of the present invention is to overcome the deficiencies in the prior art, to provide a safe and reliable combination bottle cap and container, using the inverted structure to realize the firm connection between the bottle cap itself and the bottle mouth, on this basis, using two anti-theft structures Improve anti-counterfeiting capabilities.

In order to solve the problems of the prior art, the present invention discloses a safe and reliable combined bottle cap, comprising:

The base for connecting the bottle mouth, the base is provided with an inverted button I and a limit boss located above the inverted button I, and the limit boss is arranged on the outer wall of the base, and

The cover used to connect the base, the cover is provided with an inverted button II;

The inverted buckle I can approach the inner wall of the base under the pressure of the bottle mouth, and after the base is connected with the bottle mouth, it is subject to the axial restraint of the protruding part of the bottle mouth outer wall and prevents the base from breaking away from the bottle mouth;

The undercut II can approach the inner wall of the cover under the pressure of the limiting boss, and is axially constrained by the limiting boss after the base is connected to the cover to prevent the cover from separating from the base.

further,

The cover body includes an annular connecting wall, a top cover and an anti-theft strip; the inverted buckle II is arranged on the inner wall of the annular connecting wall; The hinge part between the two ends is integrally connected with the annular connecting wall, the bottom of the arc-shaped enclosure is provided with an anti-theft groove, and the two ends of the anti-theft groove and the corresponding ends of the arc-shaped enclosure have a certain distance. The anti-theft strip is set at the anti-theft slot, and its upper and lower edges are integrally connected with the corresponding parts of the arc-shaped enclosure and the annular connecting wall through the connecting body I; Corresponding parts of the annular connecting wall are integrally connected.

further,

At least one end of the anti-theft strip is provided with a tearing head protruding outward, and the front part of the top cover is also provided with a protruding part.

further,

The hinge part is provided with a limit structure that can make the top cover open at a certain angle relative to the annular connecting wall after the anti-theft strip is disengaged. The outer wall of the hinge part is recessed inward relative to the outer wall of the annular connecting wall. less than the thickness of the annular connecting wall.

further,

The base includes an outer annular wall for connecting the bottle mouth and a cover for making the bottle mouth communicate with or close to the outside; the inversion I is arranged on the inner wall of the outer annular wall, and the peripheral side of the cover is connected to the outer through the connecting body III. The annular wall is integrally sealed and connected, and the top of the cover is provided with a pull ring.

further,

The base also includes an inner annular wall for fixing the cover, and the inside of the cover is provided with a sealing ring portion for forming a sealing contact with the inner annular wall; the cover is integrally sealed in the inner annular wall through the connecting body III, and the inner annular The wall is integrally connected with the outer annular wall.

further,

The base includes a middle annular wall, the outer annular wall is integrally connected with the middle annular wall through the annular retaining ring I, and the middle annular wall is integrally connected with the inner annular wall through the annular retaining ring II.

further,

The inner wall of the outer annular wall is also provided with a protrusion I for snapping the protrusion of the outer wall of the bottle mouth, and the outer wall of the middle annular wall is also provided with a protrusion II corresponding to the protrusion I.

further,

The cover body is provided with an extension portion I extending downward, the extension portion is provided with a clamping portion I, the base is provided with an extension portion II extending upward, and the extension portion II has a clamping portion II for forming a clamping connection with the clamping portion I. .

further,

The cover is made of PP material and the base is made of PE material.

The invention also discloses a container, which has a container body and a bottle cap, wherein the container body has a bottle mouth for assembling the bottle cap, and the bottle cap is the above-mentioned safe and reliable combined bottle cap.

The beneficial effects that the present invention has:

1. In the present invention, on the one hand, the connection firmness between the base and the bottle mouth is improved by arranging an inverted buckle and a limit boss on the base, which has the effect of double protection; The firmness of the connection with the base can prevent the whole bottle cap from being damaged by external force and detached from the bottle mouth, which greatly improves the safety and reliability of the container itself.

2. In the present invention, the anti-counterfeiting capability of the bottle cap is improved by setting two anti-theft structures to effectively avoid secondary use.

3. In the present invention, the outer peripheral surface of the entire bottle cap is formed into a regular cylindrical structure through the concave hinge portion, so as to facilitate the rapid grasping of the assembly equipment, thereby better completing the assembly of the bottle cap and the bottle mouth.

4. In the present invention, the protruding tearing head structure on the cap body can realize the function of positioning the bottle cap and the container, so as to be convenient for consumers to use.

5. In the present invention, the cover body and the base are made of PP and PE materials in one piece, which is not only easy to assemble, but also meets the requirements of connection strength and heat sealability.

Description of drawings

1 is a structural front view of a preferred embodiment of the present invention;

Fig. 2 is the structural cross-sectional view of the A-A direction in Fig. 1;

Fig. 3 is a partial enlarged view at B in Fig. 2;

Fig. 4 is the structural right side view of the embodiment shown in Fig. 1;

Fig. 5 is the structural rear view of the embodiment shown in Fig. 1;

FIG. 6 is a top view of the structure of the embodiment shown in FIG. 1;

FIG. 7 is a structural cross-sectional view of the base in the embodiment shown in FIG. 1 .

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and cannot be used to limit the protection scope of the present invention.

As shown in FIGS. 1 to 7 , the present invention discloses a container, which has a container body and a bottle cap, the container body has a bottle mouth for assembling the bottle cap, and the bottle cap is a combined bottle cap, including a base 1 and a cover body 2 .

The base 1 is provided with an inverted button I102 and a limiting boss 104 located above the inverted button I102. The limiting boss 104 is provided on the outer wall of the base 1, and the cover body 2 is provided with an inverted button II205.

When the base 1 is connected to the bottle mouth, the inverted buckle I102 will approach the inner wall of the base 1 under the pressure of the bottle mouth. When the connection is completed, the undercut I102 is axially constrained by the protruding part of the outer wall of the bottle mouth to prevent the base 1 from being separated from the bottle mouth. At this time, a pulling force is applied to the base 1, and the top of the undercut I102 is blocked by the protruding part of the outer periphery of the bottle mouth. The gap between the base 1 and the bottle mouth is small, and the inverted buckle I102 cannot be deformed and separated from the gap, so the base 1 is firmly fixed on the bottle mouth.

Similarly, when the cover body 2 is connected to the base 1 , the inverted buckle II 205 will approach the inner wall of the cover body 2 under the pressure of the limiting boss 104 on the base 1 . After the connection is completed, the undercut II205 is axially constrained by the limiting boss 104 to prevent the cover body 2 from separating from the base 1. At this time, a pulling force is applied to the cover body 2, and the top of the undercut II205 is blocked by the limiting boss 104, and at the same time Since the gap between the cap body 2 and the base 1 is small, the inverted buckle II 205 cannot be deformed to escape from the gap, so the cap body 2 is firmly fixed on the bottle mouth.

Further, the cover body 2 includes an annular connecting wall 201 , a top cover 202 and an anti-theft strip 203 ; The top cover 202 is provided with an arc-shaped enclosure portion 214 extending along the circumferential direction, and a hinge portion 208 located between the two ends of the arc-shaped enclosure portion 214 at a certain interval L2. The blocking portions 214 only need not be connected in the circumferential direction, so as to improve the smoothness of movement of the top cover 202 . The hinge portion 208 is integrally connected with the annular connecting wall 201. The bottom of the arc-shaped enclosure portion 214 is provided with an anti-theft groove 213. There is a certain distance L1 between the corresponding ends of the enclosure portion 214 , and the L1 is larger to ensure that the connecting body II215 has a sufficient length. The anti-theft strip 203 is arranged at the anti-theft slot 213 , and its upper and lower edges are integrally connected with the arc-shaped enclosure portion 214 and the corresponding parts of the annular connecting wall 201 through the connecting body I209 . The bottom of the arc-shaped enclosure portion 214 located at the non-anti-theft groove is integrally connected with the corresponding parts of the annular connecting wall 201 through a plurality of connecting bodies II215.

The connecting body I209 can be a number of connecting bridges distributed at equal intervals, or a connecting strip having the same length as the anti-theft strip 203 and having a thinner size, and its thinner size ensures that it can be destroyed under a tearing operation to tear off the anti-theft strip. 203. The connector II 215 is a number of equally spaced connecting bridges. When the cover body 2 is opened, the anti-theft strip 203 is removed first, and then the top cover 202 is opened upward. The connecting body II 215 is broken by the pulling force of the cover body, so that the top cover 202 can be fully opened. The two structures improve the anti-counterfeiting ability of the bottle cap and avoid secondary use.

Further, one end or both ends of the anti-theft strip 203 is provided with a tearing head 204 protruding outward, and the tearing operation of the anti-theft strip 203 can be better completed by the tearing head 204 . The tearing head 204 can also be used for positioning between the bottle cap and the container. For example, when the container itself has protruding structures such as handles, the tearing head 204 is positioned relative to the other side of these protruding structures. The front part of the top cover 202 is further provided with a protruding part 210 , and the opening operation can be better completed by the protruding part 210 .

Further, the hinge portion 208 is provided with a limit structure 211 that can make the top cover 202 open at a certain angle relative to the annular connecting wall 201 after the anti-theft strip 203 is disengaged. Position structure 211, when the top cover 202 is opened to a certain angle, it can be kept at the angle position so as to completely expose the bottle mouth, while the hinge part 208 in the prior art has no fixed holding function, and the angle cannot be maintained after the top cover 202 is opened, thus affecting the To pour out the contents of the bottle. The opening angle of the top cover 202 is limited by the shape of the structure of the position structure 211 , and different structures correspond to different opening angles. The outer wall of the hinge portion 208 is recessed inward relative to the outer wall of the annular connecting wall 201 , and the thickness of the hinge portion 208 near the limiting structure 211 is smaller than the thickness of the annular connecting wall 201 . On the one hand, this structure can make the hinge part 208 deform under smaller force to open the top cover 202 , on the other hand, it can make the outer circumference of the whole cover body 2 smoother, which is convenient for quick grasping of the assembly equipment. In the prior art, the hinge portion usually protrudes from the outer peripheral surface of the bottle cap, so it needs to be positioned first, and then the bottle cap can be accurately grasped to complete the assembly of the bottle cap and the bottle mouth.

Further, the base 1 includes an outer annular wall 101 for connecting the bottle mouth and a cover 108 for connecting or closing the bottle mouth with the outside; The peripheral side is integrally sealed with the outer annular wall 101 through the connecting body III 109 , and a pull ring 110 is provided on the top of the cover 108 . The connecting body III109 is a connecting ring along the circumference of the cover 108, and its thickness is smaller than that of the cover, so it can be broken when the cover 108 is pulled.

Further, the base 1 also includes an inner annular wall 106 for fixing the cover 108 , and a sealing ring portion 212 for forming a sealing contact with the inner annular wall 106 is provided inside the cover 2 ; the cover 108 is integrated by the connecting body III109 The seal is provided in the inner annular wall 106 , and the inner annular wall 106 is integrally connected with the outer annular wall 101 . Due to the sealing connection between the inner annular wall 106 and the sealing ring portion 212, when the cover 108 is removed, the top cover 202 can still maintain the sealing function of the bottle cap after closing, so as to avoid the leakage of the contents of the bottle and ensure the subsequent use. reliability.

Further, the base 1 includes a middle annular wall 103, the outer annular wall 101 is integrally connected with the middle annular wall 103 through the annular retaining ring I105, and the middle annular wall 103 is integrally connected with the inner annular wall 106 through the annular retaining ring II107. On the one hand, the middle annular wall 103 can play a role of sealing with the bottle mouth, and on the other hand, it can play a role of clamping with the cover body. Specifically, the inner wall of the outer annular wall 101 is further provided with a protrusion I113. The base 1 and the bottle mouth not only realize the strong combination of the two through the inverted button I102, but also further strengthen the connection firmness through the buckle of the protrusion I113 and the outer wall of the bottle mouth, which plays the role of double protection.

The outer wall of the middle annular wall 103 is further provided with protrusions II114 corresponding to the protrusions I113. The protrusions I113 and the protrusions II114 can cooperate with each other to form a snap connection with the groove structure on the bottle mouth. The cover body 2 is provided with an extension portion I206 extending downward, the extension portion 206 is provided with a clamping portion I207, and the base 1 is provided with an extension portion II111 extending upward. The extension portion II111 is preferably formed on the top of the middle annular wall 103. The extension portion II111 There is a snap portion II112 for forming a snap fit with the snap portion I207. After the top cover 202 is closed, the engaging portion I207 and the engaging portion II112 form a snap connection, so that the top cover 202 can be kept closed, and when it needs to be opened again, only a small opening force is required to make the engaging portion I207 It only needs to be separated from the clip portion II112.

Further, the cover body 2 is integrally formed by PP material, and the base 1 is integrally formed by PE material.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principle of the present invention, several improvements and modifications can also be made. These improvements and modifications It should also be regarded as the protection scope of the present invention.

Claims (11)

1. A safe and reliable's combination bottle lid which characterized in that: the method comprises the following steps:

a base (1) for connecting the bottleneck, base (1) is equipped with back-off I (102) and is located spacing boss (104) of back-off I (102) top, spacing boss (104) are located the outer wall of base (1), and

the cover body (2) is used for connecting the base (1), and the cover body (2) is provided with an inverted buckle II (205);

the reverse buckle I (102) can approach the inner wall of the base (1) under the pressure action of the bottle opening, and is axially restrained by the protruding part of the outer wall of the bottle opening after the base (1) is connected with the bottle opening so as to prevent the base (1) from being separated from the bottle opening;

the reverse buckle II (205) can be close to the inner wall of the cover body (2) under the pressure action of the limiting boss (104), and the cover body (2) is prevented from being separated from the base (1) by the axial restraint of the limiting boss (104) after the base (1) is connected with the cover body (2).

2. A safe and reliable combination bottle cap as claimed in claim 1, wherein:

the cover body (2) comprises an annular connecting wall (201), a top cover (202) and an anti-theft strip (203); the reverse buckle II (205) is arranged on the inner wall of the annular connecting wall (201); the top cover (202) is provided with a section of arc-shaped surrounding blocking part (214) extending along the circumferential direction and a hinge part (208) located between two ends of the arc-shaped surrounding blocking part (214) at a certain interval, the hinge part (208) is integrally connected with the annular connecting wall (201), the bottom of the arc-shaped surrounding blocking part (214) is provided with an anti-theft groove (213), two ends of the anti-theft groove (213) are at a certain distance from corresponding ends of the arc-shaped surrounding blocking part (214), the anti-theft strip (203) is arranged at the anti-theft groove (213), and the upper edge and the lower edge of the anti-theft strip are integrally connected with the corresponding parts of the arc-shaped surrounding blocking part (214) and the annular connecting wall (201) through a connecting body I (209); the bottom of the arc-shaped surrounding part (214) at the position of the non-anti-theft groove is integrally connected with the corresponding part of the annular connecting wall (201) through a plurality of connecting bodies II (215).

3. A safe and reliable combination bottle cap as claimed in claim 2, wherein:

at least one end of the anti-theft strip (203) is provided with a tearing head (204) protruding outwards, and the front part of the top cover (202) is also provided with a protruding part (210).

4. A safe and reliable combination bottle cap as claimed in claim 2, wherein:

the hinge portion (208) is provided with a limiting structure (211) which enables the top cover (202) to be opened at a certain angle relative to the annular connecting wall (201) after the anti-theft strip (203) is separated, the outer wall of the hinge portion (208) is recessed inwards relative to the outer wall of the annular connecting wall (201), and the thickness of the portion, close to the limiting structure (211), of the hinge portion (208) is smaller than that of the annular connecting wall (201).

5. A safe and reliable combination bottle cap as claimed in any one of claims 1 to 4, wherein:

the base (1) comprises an outer annular wall (101) for connecting the mouth of the bottle and a closure (108) for putting the mouth of the bottle into communication with the outside or closing it; the reverse buckle I (102) is arranged on the inner wall of the outer annular wall (101), the periphery of the sealing cover (108) is connected with the outer annular wall (101) in an integrated sealing mode through a connector III (109), and a pull ring (110) is arranged at the top of the sealing cover (108).

6. A safe and reliable combination bottle cap as claimed in claim 5, wherein:

the base (1) further comprises an inner annular wall (106) for fixedly arranging the sealing cover (108), and a sealing ring part (212) for forming sealing contact with the inner annular wall (106) is arranged inside the cover body (2); the cover (108) is integrally sealed in the inner annular wall (106) by a connecting body III (109), and the inner annular wall (106) is integrally connected with the outer annular wall (101).

7. A safe and reliable combination bottle cap as claimed in claim 6, wherein:

the base (1) comprises a middle annular wall (103), the outer annular wall (101) is integrally connected with the middle annular wall (103) through an annular retainer ring I (105), and the middle annular wall (103) is integrally connected with the inner annular wall (106) through an annular retainer ring II (107).

8. A safe and reliable combination bottle cap as claimed in claim 7, wherein:

the inner wall of the outer annular wall (101) is also provided with a bulge I (113) used for buckling the outer wall of the bottle mouth, and the outer wall of the middle annular wall (103) is also provided with a bulge II (114) corresponding to the bulge I (113).

9. A safe and reliable combination bottle cap as claimed in any one of claims 1 to 4, wherein:

lid (2) are equipped with downwardly extending's extension I (206), extension I (206) are equipped with joint portion I (207), base (1) are equipped with the extension II (111) that upwards extends, extension II (111) have be used for with joint portion I (207) form joint portion II (112) of joint.

10. A safe and reliable combination bottle cap as claimed in any one of claims 1 to 4, wherein:

the cover body (2) is integrally made of PP materials, and the base (1) is integrally made of PE materials.

11. A container having a container body and a cap, the container body having a finish to which the cap is fitted, characterized in that: the bottle cap is a safe and reliable combined bottle cap as claimed in claim 1.

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