CN214139666U - Powder storage type bottle cap capable of preventing misoperation - Google Patents

Abstract

In order to prevent the misoperation of a user, the utility model provides a powder storage type bottle cap for preventing the misoperation, when an upper cap body is connected with a lower cap body in a rotating initial state, a second anti-reverse barb structure is matched and connected with a third anti-reverse barb structure, and the first anti-reverse barb structure is matched and connected with a fourth anti-reverse barb structure; prevent to go up the lid and twist down with lower lid, after the tear ring of going up the lid is torn and is pulled, first prevent reversing barb structure and fourth prevent reversing barb structure and still accordant connection, still have and prevent reversing the function, go up the lid and when the rotatory user state of lid is connected down, first prevent reversing barb structure and third prevent reversing barb structure accordant connection, form and prevent reversing the function, go up the two-layer of preventing reversing barb structure of lid and the two-layer of preventing reversing barb structure bilayer of lid down and prevent reversing the barb structure bilayer and prevent that the storehouse from returning and unscrew, this prevent powder type bottle lid simple structure of maloperation, high durability and convenient operation, the cost of manufacturing is also relatively lower.

Description

Powder storage type bottle cap capable of preventing misoperation

Technical Field

The utility model relates to a mixed type beverage, food, medicine, cosmetics, milk powder formula, nutriment, supplement, the mixed type glue that uses, field such as chemistry, comparatively specific involves a powder storehouse type bottle lid that prevents the maloperation.

Background

Many products currently on the market come in the form of solvents that require mixing with some liquid prior to use. These products relate to: mixed drinks, foods, medicines, cosmetics, milk powder formulations, nutraceuticals, supplements, mixed gums, and the like. These products are used after mixing with solvents and solutions, but do not retain activity, stability, pot life, strength for extended periods of time after mixing, and can be stored for extended periods of time if the barrier side is separated alone. There is a need for a portable, user friendly package that can be separately packaged and that is easy and user friendly to carry during use.

The prior reservoir type bottle cap has the following problems when in use:

1. the existing storage-chamber bottle cap has poor sealing performance, and the substances in the storage chamber are easily affected with damp and cause caking after long-term storage;

2. the existing reservoir type bottle cap needs to be subjected to hot melting at a sealing part during assembly, so that the activity of some probiotics can be influenced;

3. in the existing storage type bottle cap, the assembly process of parts is complex, so that the cost is increased;

4. the integral structure design is complex, and the use difficulty of a user is high; for example: a. the resistance is too large when the puncture type storage tank type bottle cap is punctured by pressing, so that the storage tank type bottle cap is inconvenient to use; b. rotatory puncture formula storage storehouse type bottle lid, the dynamics is moderate when puncturing, but the state of two lid separation can appear in current rotatory puncture formula storage storehouse type bottle lid in the maloperation, causes the use puzzlement for the user.

SUMMERY OF THE UTILITY MODEL

In view of this, in order to prevent the wrong operation of the user, the utility model provides a powder storage type bottle cap for preventing the wrong operation, when the upper cap body 100 is connected with the initial state of the lower cap body 200 in rotation, the second reverse-proof barb structure 107 and the third reverse-proof barb structure 204 are connected in a matching manner, the first reverse-proof barb structure 106 and the fourth reverse-proof barb structure 205 are connected in a matching manner, the upper cap body 100 and the lower cap body 200 are prevented from being twisted backwards, when the tear-off ring 208 of the upper cap body is torn off, the second reverse-proof barb structure 107 and the third reverse-proof barb structure 204 are separated, the first reverse-proof barb structure 106 and the fourth reverse-proof barb structure 205 are still connected in a matching manner, but still have the reverse-proof function, when the upper cap body 100 is connected with the service state of the lower cap body 200 in rotation, the first reverse-proof barb structure 106 and the third reverse-proof barb structure 204 are connected in a matching manner, thereby forming the reverse-proof function, the two-layer anti-reverse barb structure of the upper cap body 100 and the two-layer anti-reverse barb structure of the lower cap body 200 prevent the powder reservoir type bottle cap from being unscrewed reversely, and the powder reservoir type bottle cap is simple in structure, convenient to operate and relatively low in manufacturing cost.

A powder reservoir type bottle cap for preventing a malfunction, comprising: go up lid 100 and lower lid 200, go up lid 100 and include upper cover dustcoat 101 and upper cover hollow structure 104 through the plane connection bridge connection, the lower extreme end of upper cover hollow structure 104 is connected with sealing piece 105, sealing piece 105 forms inclosed storage chamber with upper cover hollow structure 104, the lower terminal surface of upper cover dustcoat 101 is connected with through tiny spliced pole and tears pull ring 208, lower lid 200 includes inboard go-between 201 and the lower cover dustcoat 203 in the outside, its characterized in that: the inner wall of the lower end of the upper cover outer cover 101 is provided with a first anti-reversion barb structure 106, the inner wall of the tearing ring 208 is provided with a second anti-reversion barb structure 107, the joint of the outer wall of the connecting ring 201 and the outer wall of the lower cover outer cover 203 is provided with a third anti-reversion barb structure 204, the connecting ring 201 is also provided with a fourth anti-reversion barb structure 205, the fourth anti-reversion barb structure 205 is positioned on the right upper part of the circumference of the third anti-reversion barb structure 204, when the upper cover body 100 is connected with the rotary initial state of the lower cover body 200, the second anti-reversion barb structure 107 is connected with the third anti-reversion barb structure 204 in a matching manner, and the first anti-reversion barb structure 106 is connected with the fourth anti-reversion barb structure 205 in a matching manner; when the tear ring 208 of the upper cover body 100 is torn off and the upper cover body 100 is connected to the lower cover body 200 in a rotating use state, the first reverse-prevention barb structure 106 and the third reverse-prevention barb structure 204 are connected in a matching manner.

Further, the first anti-reversion barb structure 106, the second anti-reversion barb structure 107, the third anti-reversion barb structure 204 and the fourth anti-reversion barb structure 205 are all composed of a plurality of convex ribs 109, the plurality of convex ribs 109 on the same anti-reversion barb structure are arranged at intervals or in pairs, the convex ribs 109 on the first anti-reversion barb structure 106 and the second anti-reversion barb structure 107 are uniformly distributed along the inner diameter of the upper cover outer cover 101, the number range of the convex ribs 109 on the first anti-reversion barb structure 106 and the second anti-reversion barb structure 107 is between 4 and 36, more preferably 8 to 19, and most preferably 12; the number of ribs 109 on the third reverse barb prevention structure 204 ranges from 1 to 12, preferably from 2 to 8, and most preferably from 4, and the number of ribs 109 on the fourth reverse barb prevention structure 205 ranges from 1 to 12, and more preferably from 2 to 4.

Further, the protruding muscle 109 that the barb structure 106 was reversed in first anti-reversion is on same circumference, and the protruding muscle 109 that the barb structure 107 was reversed in the second anti-reversion is on same circumference, and just first anti-reversion barb structure 106 just over barb structure 107 is reversed in the second anti-reversion, and the protruding muscle 109 that the barb structure 204 was reversed in the third anti-reversion is on same circumference, and the protruding muscle 109 that the barb structure 205 was reversed in the fourth anti-reversion is on same circumference, and just the barb structure 205 is reversed in the fourth anti-reversion just over barb structure 204 is reversed in the third anti-reversion.

Further, the rib 109 comprises a first end surface 1091 and a second end surface 1092, when the upper cover 100 is connected with the lower cover 200 in the initial rotation state, the first end surface 1091 of the rib 109 of the second reverse-rotation-preventing barb structure 107 is in contact and matched connection with the first end surface 1091 of the rib 109 of the third reverse-rotation-preventing barb structure 204, the first end surface 1091 of the rib 109 of the first reverse-rotation-preventing barb structure 106 is in contact and matched connection with the first end surface 1091 of the rib 109 of the fourth reverse-rotation-preventing barb structure 205, so as to prevent the upper cover from rotating reversely with the lower cover, after the tear tab 208 is torn off, the first end surface 1091 of the second reverse-rotation-preventing barb structure 107 is disconnected from the first end surface 1091 of the reverse-rotation-preventing barb structure 204, the first end surface 1091 is still in contact and matched connection with the first end surface 1091 of the rib 109 of the third reverse-rotation-preventing barb structure 204, but still has the reverse-rotation-preventing barb function, when the upper cover 100 is rotated, the third end surface 1092 of the first reverse-rotation-preventing barb structure 106 crosses over the third end surface 1092 of the fourth reverse-rotation-preventing barb structure 205, finally, the first end 1091 of the first anti-reverse barb structure 106 is connected to the first end 1091 of the third anti-reverse barb structure 204 in a mating manner, so as to form an anti-reverse mechanism.

Further, the first end 1091 of each rib 109 forms an angle B with the outer wall of the connection ring 201 or the upper cover housing 101 in the range of 30 ° to 90 °, more preferably 45 ° to 90 °, and most preferably 90 °; the second end 1092 of each rib 109 forms an angle a with the outer wall of the connection ring 201 or the upper cover housing 101 in the range of 100 to 180, preferably 110 to 160, and most preferably 120.

Further, a bottom cover membrane 206 is arranged at the lower end of the connecting ring 201, the bottom cover membrane 206 and the connecting ring 201 are integrally formed, the connecting ring 201 and the bottom cover membrane 206 form a cavity structure, the bottom cover membrane 206 is made of a material which has certain toughness and is easy to puncture, the bottom cover membrane 206 and the lower cover body 200 are made of the same material, for example, a plastic material such as PP or PE, a connecting layer 210 is arranged at the connecting position of the bottom cover membrane 206 and the inner wall of the connecting ring 201, and a positioning groove 209 is arranged on the connecting layer 210.

Further, the upper end of the bottom cover membrane 206 is provided with a first piercing structure 207, the extension of the upper cover hollow structure 104 is provided with a second piercing structure 108, the first piercing structure 207 pierces the sealing sheet 105 during the rotation connection of the upper cover body 100 and the lower cover body 200, the rotation angle ranges from 120 ° to 900 °, preferably from 180 ° to 720 °, preferably from 270 ° to 540 °, and most preferably 360 °, the sealing sheet 105 is made of a material with good barrier property and easy to pierce, preferably an aluminum foil, the thickness of the sealing sheet 105 ranges from 0.01mm to 0.5mm, preferably from 0.02 mm to 1.5mm, further preferably from 0.03mm to 1.0mm, and preferably 0.05mm, the connection layer 210 on the bottom cover membrane 206 is pierced during the rotation of the upper cover body 100 and the lower cover body 200, and the rotation angle ranges from 180 ° to 1440, 1440, preferably 270 to 1080, more preferably 360 to 900, most preferably 720, and bottom cap membrane 206 may have a thickness in the range of 0.2 to 2.5mm, more preferably 0.5 to 1.5mm, even more preferably 0.8 to 1.2mm, and most preferably 1 mm; the thickness of the connecting layer 210 is in the range of 0.03mm to 0.8mm, preferably 0.05mm to 0.5mm, further preferably 0.1 mm to 0.3mm, and preferably 0.15mm, when the piercing cutter teeth of the second piercing structure 108 rotate to the positioning grooves 209, the rotation of the bottle cap is stopped, the positioning grooves 209 are not pierced by the piercing cutter teeth of the second piercing structure 108, so as to ensure that the connecting layer 210 does not completely fall off, the rotation of the bottle cap is stopped between the lower end of the upper cap housing 101 and the upper end of the lower cap housing 203, and the rotation is stopped, and simultaneously the first end surface 1091 of the rib 109 of the first anti-reverse barb structure 106 and the first end surface 1091 of the rib 109 of the third anti-reverse barb structure 204 are in contact clamping connection or the first end surface 1091 of the rib 109 of the first anti-reverse barb structure 106 and the first end surface 1091 of the rib 109 of the second piercing structure 108 and the first end surface 1091 of the rib 109 of the third anti-reverse barb structure 204 are in contact clamping connection, preventing reversion.

Further, an upper cover internal thread 103 is provided on the inner wall of the upper end of the upper cover housing 101, a lower cover external thread 202 is provided on the upper end of the connection ring 201, and the upper cover body 100 and the lower cover body 200 are threadedly connected.

Further, the tearing ring 208 is provided with a handle position, and the handle position is convenient for a user to tear the tearing ring 208.

Furthermore, the outer wall of the upper cover housing 101 of the upper cover body 100 is provided with an anti-slip surface 102, so that the friction force between the hand of the user and the upper cover body 100 is increased in the use process.

The utility model has the advantages that: the utility model provides a powder storage type bottle cap for preventing misoperation, when an upper cap body 100 is connected with a lower cap body 200 in a rotating initial state, a second anti-reversion barb structure 107 is connected with a third anti-reversion barb structure 204 in a matching way, a first anti-reversion barb structure 106 is connected with a fourth anti-reversion barb structure 205 in a matching way, so as to prevent the upper cap body 100 from being unscrewed with the lower cap body 200, when a tearing ring 208 of the upper cap body is torn off, the second anti-reversion barb structure 107 is separated from the third anti-reversion barb structure 204, the first anti-reversion barb structure 106 is connected with the fourth anti-reversion barb structure 205 in a matching way, but still has an anti-reversion function, when the upper cap body 100 is connected with the lower cap body 200 in a rotating use state, the first anti-reversion barb structure 106 is connected with the third anti-reversion barb structure 204 in a matching way, so as to form the anti-reversion function, the two layers of the anti-reversion barb structures of the upper cap body 100 and the two layers of the anti-reversion barb structures of the lower cap body 200 are opened in a double-reversion direction, the powder storage type bottle cap capable of preventing misoperation is simple in structure, convenient to operate and relatively low in manufacturing cost.

Drawings

Fig. 1 is a schematic view of the initial state structure section of the powder reservoir type bottle cap of the present invention.

Fig. 2 is a schematic detailed cross-sectional view of the initial state of the powder reservoir type bottle cap according to the present invention.

Fig. 3 is a schematic sectional view of the structure of the powder reservoir type bottle cap according to the present invention in use.

Fig. 4 is a schematic sectional view showing a detailed state of the powder reservoir type bottle cap according to the present invention.

Fig. 5 is a schematic diagram showing the position profile of the sealing sheet and the bottom cover film sheet of the powder storage type bottle cap of the present invention.

Fig. 6 is a schematic perspective view of the upper cover of the powder storage type bottle cap according to the present invention.

Fig. 7 is a schematic perspective view of the lower cap of the powder reservoir-type bottle cap according to the present invention.

Fig. 8 is a schematic view of the three-dimensional structure of the rib of the lower cover of the powder storage type bottle cap of the present invention.

Fig. 9 is a schematic view of the three-dimensional structure of the rib of the upper cover of the powder storage type bottle cap of the present invention.

Fig. 10 is a schematic sectional view showing a structure of a powder reservoir type bottle cap according to the present invention in an initial use state.

Fig. 11 is a schematic structural view of an angle B formed by the first end surface of the rib of the powder storage cap of the present invention and the outer wall of the connection ring or the upper cap outer cover.

Fig. 12 is a schematic structural view of an angle a formed by the second end surface of the rib of the powder storage cap of the present invention and the outer wall of the connection ring or the upper cap outer cover.

Description of the main elements

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed description of the preferred embodiment 1

As shown in fig. 1, it is a schematic sectional view of the initial state structure of the powder reservoir type bottle cap of the present invention; fig. 2 is a schematic detailed cross-sectional view of the initial state of the powder reservoir type bottle cap according to the present invention; as shown in fig. 3, it is a schematic sectional view of the structure of the powder reservoir type bottle cap according to the present invention in the use state; fig. 4 is a schematic sectional view showing a detail of the use state of the powder reservoir type bottle cap according to the present invention; fig. 5 is a schematic sectional view showing the positions of the sealing piece and the bottom cover membrane of the powder storage bottle cap of the present invention; as shown in fig. 6, it is a schematic view of the three-dimensional structure of the upper cap body of the powder storage type bottle cap of the present invention; as shown in fig. 7, it is a schematic view of the three-dimensional structure of the lower cap of the powder storage type bottle cap of the present invention; as shown in fig. 8, it is a schematic view of the three-dimensional structure of the rib of the powder storage type bottle cap of the present invention; as shown in fig. 9, it is a schematic view of the three-dimensional structure of the rib of the upper cover of the powder storage type bottle cap of the present invention; fig. 10 is a schematic sectional view of the powder reservoir type bottle cap according to the present invention in the initial use state; as shown in fig. 11, it is a schematic structural diagram of an angle B formed by the first end surface of the rib of the powder storage type bottle cap of the present invention and the outer wall of the connection ring or the upper cover outer cover; as shown in fig. 12, the structure of the angle a formed by the second end surface of the rib of the powder storage bottle cap and the outer wall of the connection ring or the upper cover housing is schematically illustrated.

A powder reservoir type bottle cap for preventing a malfunction, comprising: go up lid 100 and lower lid 200, go up lid 100 and include upper cover dustcoat 101 and upper cover hollow structure 104 through the plane connection bridge connection, the lower extreme end of upper cover hollow structure 104 is connected with sealing piece 105, sealing piece 105 forms inclosed storage chamber with upper cover hollow structure 104, the lower terminal surface of upper cover dustcoat 101 is connected with through tiny spliced pole and tears pull ring 208, lower lid 200 includes inboard go-between 201 and the lower cover dustcoat 203 in the outside, its characterized in that: the inner wall of the lower end of the upper cover outer cover 101 is provided with a first anti-reversion barb structure 106, the inner wall of the tearing ring 208 is provided with a second anti-reversion barb structure 107, the joint of the outer wall of the connecting ring 201 and the outer wall of the lower cover outer cover 203 is provided with a third anti-reversion barb structure 204, the connecting ring 201 is also provided with a fourth anti-reversion barb structure 205, the fourth anti-reversion barb structure 205 is positioned on the right upper part of the circumference of the third anti-reversion barb structure 204, when the upper cover body 100 is connected with the rotary initial state of the lower cover body 200, the second anti-reversion barb structure 107 is connected with the third anti-reversion barb structure 204 in a matching manner, and the first anti-reversion barb structure 106 is connected with the fourth anti-reversion barb structure 205 in a matching manner; when the tear ring 208 of the upper cover body 100 is torn off and the upper cover body 100 is connected to the lower cover body 200 in a rotating use state, the first reverse-prevention barb structure 106 and the third reverse-prevention barb structure 204 are connected in a matching manner.

The first anti-reverse barb structure 106, the second anti-reverse barb structure 107, the third anti-reverse barb structure 204 and the fourth anti-reverse barb structure 205 are all composed of a plurality of convex ribs 109, the plurality of convex ribs 109 on the same anti-reverse barb structure are arranged at intervals or in pairs, the convex ribs 109 on the first anti-reverse barb structure 106 and the second anti-reverse barb structure 107 are uniformly distributed along the inner diameter of the upper cover outer cover 101, and the number range of the convex ribs 109 on the first anti-reverse barb structure 106 and the second anti-reverse barb structure 107 is between 4 and 36; the number of the ribs 109 on the third reverse barb structure 204 ranges from 1 to 12, and the number of the ribs 109 on the fourth reverse barb structure 205 ranges from 1 to 12.

First anti-reversion barb structure 106's protruding muscle 109 is on same circumference, and the second anti-reversion barb structure 107's protruding muscle 109 is on same circumference, and first anti-reversion barb structure 106 just over second anti-reversion barb structure 107, and the third anti-reversion barb structure 204's protruding muscle 109 is on same circumference, and the fourth anti-reversion barb structure 205 just over third anti barb structure 204.

The rib 109 comprises a first end surface 1091 and a second end surface 1092, when the upper cover body 100 is connected with the lower cover body 200 in the initial rotating state, the first end surface 1091 of the rib 109 of the second anti-reverse barb structure 107 is in contact and matched connection with the first end surface 1091 of the rib 109 of the third anti-reverse barb structure 204, the first end surface 1091 of the rib 109 of the first anti-reverse barb structure 106 is in contact and matched connection with the first end surface 1091 of the rib 109 of the fourth anti-reverse barb structure 205, so as to prevent the upper cover body and the lower cover body from reversely rotating, after the tear tab 208 is torn off, the first end surface 1091 of the second anti-reverse barb structure 107 is disconnected from the first end surface 1091 of the third anti-reverse barb structure 204, the first end surface 1091 of the rib 109 of the first anti-reverse barb structure 107 and the first end surface 1091 of the third anti-reverse barb structure 204 are still in contact and matched connection, and still have the anti-reverse barb function, when the upper cover body 100 is rotated, the third end surface 1092 of the first anti-reverse barb structure 106 strides over the fourth end surface 1092 of the fourth anti-reverse barb structure 205, finally, the first end surface 1091 of the first anti-reverse barb structure 106 is connected with the first end surface 1091 of the third anti-reverse barb structure 204 in a matching manner to form an anti-reverse mechanism, and the angle B formed by the first end surface 1091 of each rib 109 and the outer wall of the connection ring 201 or the upper cover housing 101 ranges from 30 degrees to 90 degrees; the second end 1092 of each rib 109 forms an angle a with the outer wall of the connection ring 201 or the upper cover housing 101 in the range of 100-180.

The lower end of the connecting ring 201 is provided with a bottom cover membrane 206, the bottom cover membrane 206 and the connecting ring 201 are integrally formed, the connecting ring 201 and the bottom cover membrane 206 form an open cavity structure, the bottom cover membrane 206 and the lower cover body 200 are made of PP materials, a connecting layer 210 is arranged at the joint of the bottom cover membrane 206 and the inner wall of the connecting ring 201, and a positioning groove 209 is arranged on the connecting layer 210.

The upper end of the bottom cover membrane 206 is provided with a first puncture structure 207, the extension part of the upper cover hollow structure 104 is provided with a second puncture structure 108, the first puncture structure 207 punctures the sealing sheet 105 in the rotating connection process of the upper cover body 100 and the lower cover body 200, the rotating angle range is 270-540 degrees, the sealing sheet 105 is made of aluminum foil, the thickness range of the sealing sheet 105 is 0.03-1.0mm, the connecting layer 210 on the bottom cover membrane 206 is punctured in the rotating process of the upper cover body 100 and the lower cover body 200, the rotating angle range is 360-900 degrees, and the thickness range of the bottom cover membrane 206 is 0.8-1.2 mm; the thickness range of the connecting layer 210 is 0.1-0.3mm, when the piercing cutter teeth of the second piercing structure 108 rotate to the positioning grooves 209, the rotation of the bottle cap stops, the positioning grooves 209 are not pierced by the piercing cutter teeth of the second piercing structure 108, the connecting layer 210 is ensured to not completely fall off, the rotation of the bottle cap stops between the lower end of the upper cover outer cover 101 and the upper end of the lower cover outer cover 203, and the rotation stops, meanwhile, the first end surface 1091 of the convex rib 109 of the first anti-reverse barb structure 106 and the first end surface 1091 of the convex rib 109 of the second piercing structure 108 are in contact clamping connection with the first end surface 1091 of the convex rib 109 of the third anti-reverse barb structure 204, and the reversion is prevented.

The inner wall of the upper end of the upper cover outer cover 101 is provided with an upper cover internal thread 103, the upper end of the connecting ring 201 is provided with a lower cover external thread 202, the upper cover body 100 is in threaded connection with the lower cover body 200, the tearing ring 208 is provided with a handle position, the handle position is convenient for a user to tear the tearing ring 208, the outer wall of the upper cover outer cover 101 of the upper cover body 100 is provided with an anti-skid surface 102, and the friction force between the hand of the user and the upper cover body 100 in the using process is increased.

Detailed description of the preferred embodiment 2

As shown in fig. 1, it is a schematic sectional view of the initial state structure of the powder reservoir type bottle cap of the present invention; fig. 2 is a schematic detailed cross-sectional view of the initial state of the powder reservoir type bottle cap according to the present invention; as shown in fig. 3, it is a schematic sectional view of the structure of the powder reservoir type bottle cap according to the present invention in the use state; fig. 4 is a schematic sectional view showing a detail of the use state of the powder reservoir type bottle cap according to the present invention; fig. 5 is a schematic sectional view showing the positions of the sealing piece and the bottom cover membrane of the powder storage bottle cap of the present invention; as shown in fig. 6, it is a schematic view of the three-dimensional structure of the upper cap body of the powder storage type bottle cap of the present invention; as shown in fig. 7, it is a schematic view of the three-dimensional structure of the lower cap of the powder storage type bottle cap of the present invention; as shown in fig. 8, it is a schematic view of the three-dimensional structure of the rib of the powder storage type bottle cap of the present invention; as shown in fig. 9, it is a schematic view of the three-dimensional structure of the rib of the upper cover of the powder storage type bottle cap of the present invention; fig. 10 is a schematic sectional view of the powder reservoir type bottle cap according to the present invention in the initial use state; as shown in fig. 11, it is a schematic structural diagram of an angle B formed by the first end surface of the rib of the powder storage type bottle cap of the present invention and the outer wall of the connection ring or the upper cover outer cover; as shown in fig. 12, the structure of the angle a formed by the second end surface of the rib of the powder storage bottle cap and the outer wall of the connection ring or the upper cover housing is schematically illustrated.

A powder reservoir type bottle cap for preventing a malfunction, comprising: go up lid 100 and lower lid 200, go up lid 100 and include upper cover dustcoat 101 and upper cover hollow structure 104 through the plane connection bridge connection, the lower extreme end of upper cover hollow structure 104 is connected with sealing piece 105, sealing piece 105 forms inclosed storage chamber with upper cover hollow structure 104, the lower terminal surface of upper cover dustcoat 101 is connected with through tiny spliced pole and tears pull ring 208, lower lid 200 includes inboard go-between 201 and the lower cover dustcoat 203 in the outside, its characterized in that: the inner wall of the lower end of the upper cover outer cover 101 is provided with a first anti-reversion barb structure 106, the inner wall of the tearing ring 208 is provided with a second anti-reversion barb structure 107, the joint of the outer wall of the connecting ring 201 and the outer wall of the lower cover outer cover 203 is provided with a third anti-reversion barb structure 204, the connecting ring 201 is also provided with a fourth anti-reversion barb structure 205, the fourth anti-reversion barb structure 205 is positioned on the right upper part of the circumference of the third anti-reversion barb structure 204, when the upper cover body 100 is connected with the rotary initial state of the lower cover body 200, the second anti-reversion barb structure 107 is connected with the third anti-reversion barb structure 204 in a matching manner, and the first anti-reversion barb structure 106 is connected with the fourth anti-reversion barb structure 205 in a matching manner; when the tear ring 208 of the upper cover body 100 is torn off and the upper cover body 100 is connected to the lower cover body 200 in a rotating use state, the first reverse-prevention barb structure 106 and the third reverse-prevention barb structure 204 are connected in a matching manner.

The first anti-reverse barb structure 106, the second anti-reverse barb structure 107, the third anti-reverse barb structure 204 and the fourth anti-reverse barb structure 205 are all composed of a plurality of convex ribs 109, the plurality of convex ribs 109 on the same anti-reverse barb structure are arranged in pairs, the convex ribs 109 on the first anti-reverse barb structure 106 and the second anti-reverse barb structure 107 are uniformly distributed along the inner diameter of the upper cover outer cover 101, and the number of the convex ribs 109 on the first anti-reverse barb structure 106 and the second anti-reverse barb structure 107 is 12; the number of the ribs 109 on the third reverse barb structure 204 is 4, and the number of the ribs 109 on the fourth reverse barb structure 205 is 4.

First anti-reversion barb structure 106's protruding muscle 109 is on same circumference, and the second anti-reversion barb structure 107's protruding muscle 109 is on same circumference, and first anti-reversion barb structure 106 just over second anti-reversion barb structure 107, and the third anti-reversion barb structure 204's protruding muscle 109 is on same circumference, and the fourth anti-reversion barb structure 205 just over third anti barb structure 204.

The rib 109 comprises a first end surface 1091 and a second end surface 1092, when the upper cover body 100 is connected with the lower cover body 200 in the initial rotating state, the first end surface 1091 of the rib 109 of the second anti-reverse barb structure 107 is in contact and matched connection with the first end surface 1091 of the rib 109 of the third anti-reverse barb structure 204, the first end surface 1091 of the rib 109 of the first anti-reverse barb structure 106 is in contact and matched connection with the first end surface 1091 of the rib 109 of the fourth anti-reverse barb structure 205, so as to prevent the upper cover body and the lower cover body from reversely rotating, after the tear tab 208 is torn off, the first end surface 1091 of the second anti-reverse barb structure 107 is disconnected from the first end surface 1091 of the third anti-reverse barb structure 204, the first end surface 1091 of the rib 109 of the first anti-reverse barb structure 107 and the first end surface 1091 of the third anti-reverse barb structure 204 are still in contact and matched connection, and still have the anti-reverse barb function, when the upper cover body 100 is rotated, the third end surface 1092 of the first anti-reverse barb structure 106 strides over the fourth end surface 1092 of the fourth anti-reverse barb structure 205, finally, the first end surface 1091 of the first anti-reverse barb structure 106 is connected with the first end surface 1091 of the third anti-reverse barb structure 204 in a matching manner to form an anti-reverse mechanism, and the angle B formed by the first end surface 1091 of each rib 109 and the outer wall of the connection ring 201 or the upper cover housing 101 ranges from 45 degrees to 90 degrees; the second end 1092 of each rib 109 forms an angle a with the outer wall of the connection ring 201 or the upper cover housing 101 in the range of 110 ° to 160 °.

The lower end of the connecting ring 201 is provided with a bottom cover membrane 206, the bottom cover membrane 206 and the connecting ring 201 are integrally formed, the connecting ring 201 and the bottom cover membrane 206 form an open cavity structure, the bottom cover membrane 206 and the lower cover body 200 are made of PE materials, a connecting layer 210 is arranged at the connecting position of the bottom cover membrane 206 and the inner wall of the connecting ring 201, and a positioning groove 209 is arranged on the connecting layer 210.

The upper end of the bottom cover membrane 206 is provided with a first puncture structure 207, the extension part of the upper cover hollow structure 104 is provided with a second puncture structure 108, the first puncture structure 207 punctures the sealing sheet 105 in the rotating connection process of the upper cover body 100 and the lower cover body 200, the rotating angle range is 120-900 degrees, the sealing sheet 105 is made of a material which has good barrier property and is easy to puncture, the thickness range of the sealing sheet 105 is 0.01-0.5 mm, the connecting layer 210 on the bottom cover membrane 206 is punctured in the rotating process of the upper cover body 100 and the lower cover body 200, the rotating angle range is 180-1440 degrees, and the thickness range of the bottom cover membrane 206 is 0.2-2.5 mm; the thickness range of the connecting layer 210 is 0.03mm-0.8mm, when the piercing cutter teeth of the second piercing structure 108 rotate to the positioning grooves 209, the rotation of the bottle cap stops, the positioning grooves 209 are not pierced by the piercing cutter teeth of the second piercing structure 108, it is ensured that the connecting layer 210 does not completely fall off, the rotation of the bottle cap stops between the lower end of the upper cover outer cover 101 and the upper end of the lower cover outer cover 203, the rotation stops, and meanwhile, the first end surface 1091 of the convex rib 109 of the first anti-reversion barb structure 106 and the first end surface 1091 of the convex rib 109 of the third anti-reversion barb structure 204 are in contact clamping connection to prevent reversion.

The inner wall of the upper end of the upper cover outer cover 101 is provided with an upper cover internal thread 103, the upper end of the connecting ring 201 is provided with a lower cover external thread 202, the upper cover body 100 is in threaded connection with the lower cover body 200, the tearing ring 208 is provided with a handle position, the handle position is convenient for a user to tear the tearing ring 208, the outer wall of the upper cover outer cover 101 of the upper cover body 100 is provided with an anti-skid surface 102, and the friction force between the hand of the user and the upper cover body 100 in the using process is increased.

The utility model discloses a theory of operation: when the upper cover body 100 is connected with the lower cover body 200 in the initial state of rotation, the second anti-reverse barb structure 107 and the third anti-reverse barb structure 204 are connected in a matching manner, the first anti-reverse barb structure 106 and the fourth anti-reverse barb structure 205 are connected in a matching manner, so that the upper cover body 100 and the lower cover body 200 are prevented from being reversely twisted, when the tear ring 208 of the upper cover body is torn off, the second anti-reverse barb structure 107 and the third anti-reverse barb structure 204 are separated, the first anti-reverse barb structure 106 and the fourth anti-reverse barb structure 205 are still connected in a matching manner, but still have the reverse twisting prevention function, when the upper cover body 100 is connected with the lower cover body 200 in the use state of rotation, the first anti-reverse barb structure 106 and the third anti-reverse barb structure 204 are connected in a matching manner, so that the reverse twisting prevention function is formed, the two layers of the anti-reverse barb structure of the upper cover body 100 and the two layers of the anti-reverse barb structure of the lower cover body 200 are reversely twisted, the powder storage type bottle cap capable of preventing misoperation is simple in structure, convenient to operate and relatively low in manufacturing cost.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A powder reservoir type bottle cap for preventing a malfunction, comprising: go up lid (100) and lower lid (200), go up lid (100) including upper cover dustcoat (101) and upper cover hollow structure (104) through the plane connection bridge connection, the lower extreme end-to-end connection of upper cover hollow structure (104) has gasket (105), gasket (105) and upper cover hollow structure (104) form inclosed storage chamber, the lower terminal surface of upper cover dustcoat (101) is connected with through the spliced pole and tears pull ring (208), lower lid (200) are including inboard go-between (201) and the lower cover dustcoat (203) in the outside, its characterized in that: the inner wall of the lower end of the upper cover outer cover (101) is provided with a first anti-reversion barb structure (106), the inner wall of the tear ring (208) is provided with a second anti-reversion barb structure (107), the joint of the outer wall of the connecting ring (201) and the outer wall of the lower cover outer cover (203) is provided with a third anti-reversion barb structure (204), the connecting ring (201) is further provided with a fourth anti-reversion barb structure (205), the fourth anti-reversion barb structure (205) is positioned on the right upper part of the circumference of the third anti-reversion barb structure (204), when the upper cover body (100) is connected with the lower cover body (200) in a rotating initial state, the second anti-reversion barb structure (107) is connected with the third anti-reversion barb structure (204) in a matching manner, and the first anti-reversion barb structure (106) is connected with the fourth anti-reversion barb structure (205) in a matching manner; when the upper cover body (100) is connected with the lower cover body (200) in a rotating use state after the tearing ring (208) of the upper cover body (100) is torn off, the first reverse barb preventing structure (106) and the third reverse barb preventing structure (204) are connected in a matching mode.

2. The malfunction-prevention powder reservoir type bottle cap as claimed in claim 1, wherein: the first anti-reversion barb structure (106), the second anti-reversion barb structure (107), the third anti-reversion barb structure (204) and the fourth anti-reversion barb structure (205) are formed by a plurality of convex ribs (109), the plurality of convex ribs (109) on the same anti-reversion barb structure are arranged at intervals or in pairs, the convex ribs (109) on the first anti-reversion barb structure (106) and the second anti-reversion barb structure (107) are uniformly distributed along the inner diameter of the upper cover outer cover (101), and the number range of the convex ribs (109) on the first anti-reversion barb structure (106) and the second anti-reversion barb structure (107) is between 4 and 36; the number range of the convex ribs (109) on the third reverse barb structure (204) is between 1 and 12, and the number range of the convex ribs (109) on the fourth reverse barb structure (205) is between 1 and 12.

3. The malfunction-prevention powder reservoir type bottle cap as claimed in claim 1, wherein: protruding muscle (109) of barb structure (106) is reversed in first prevention is on same circumference, protruding muscle (109) of barb structure (107) is reversed in second prevention is on same circumference, and just barb structure (106) is reversed in first prevention is prevented reversing directly over barb structure (107) in the second, protruding muscle (109) that barb structure (204) is reversed in the third prevention are on same circumference, protruding muscle (109) of barb structure (205) is reversed in the fourth prevention are on same circumference, and barb structure (205) is reversed in the fourth prevention is prevented reversing directly over barb structure (204) in the third prevention.

4. The malfunction-prevention powder reservoir type bottle cap as claimed in claim 1, wherein: the convex rib (109) comprises a first end surface (1091) and a second end surface (1092), when the upper cover body (100) is connected with the lower cover body (200) in the initial rotating state, the first end surface (1091) of the convex rib (109) of the second anti-reversion barb structure (107) is in contact and matched connection with the first end surface (1091) of the convex rib (109) of the third anti-reversion barb structure (204), the first end surface (1091) of the convex rib (109) of the first anti-reversion barb structure (106) is in contact and matched connection with the first end surface (1091) of the convex rib (109) of the fourth anti-reversion barb structure (205), the upper cover body and the lower cover body are prevented from reversely rotating, after the tearing pull ring (208) is torn off, the first end surface (1091) of the second anti-reversion barb structure (107) is disconnected with the first end surface (1091) of the third anti-reversion barb structure (204), and the first end surface (1091) is still in contact and matched connection with the first end surface (1091) of the convex rib (109) of the third anti-reversion barb structure (204), when the upper cover body (100) is rotated, the second end face (1092) of the first anti-reverse barb structure (106) is connected with the first end face (1091) of the third anti-reverse barb structure (204) in a matching mode through the second end face (1092) of the fourth anti-reverse barb structure (205), and finally, the first end face (1091) of the first anti-reverse barb structure (106) and the first end face (1091) of the third anti-reverse barb structure (204) are connected in a matching mode to form an anti-reverse mechanism.

5. The malfunction-prevention powder reservoir type bottle cap as claimed in claim 1, wherein: the angle B formed by the first end surface (1091) of each convex rib (109) and the outer wall of the connecting ring (201) or the upper cover outer cover (101) ranges from 30 degrees to 90 degrees; the angle A formed by the second end surface (1092) of each rib (109) and the outer wall of the connecting ring (201) or the upper cover outer cover (101) ranges from 100 degrees to 180 degrees.

6. The malfunction-prevention powder reservoir type bottle cap as claimed in claim 1, wherein: the lower end of the connecting ring (201) is provided with a bottom cover membrane (206), the bottom cover membrane (206) and the connecting ring (201) are integrally formed, the connecting ring (201) and the bottom cover membrane (206) form an open cavity structure, the bottom cover membrane (206) is made of a material which has toughness and is easy to puncture, the bottom cover membrane (206) and the lower cover body (200) are made of the same material, a connecting layer (210) is arranged at the joint of the bottom cover membrane (206) and the inner wall of the connecting ring (201), and a positioning groove (209) is formed in the connecting layer (210).

7. The malfunction-prevention powder reservoir type bottle cap as claimed in claim 1, wherein: the upper end of the bottom cover membrane (206) is provided with a first puncture structure (207), the extension part of the upper cover hollow structure (104) is provided with a second puncture structure (108), the first puncture structure (207) punctures the sealing sheet (105) in the process of rotationally connecting the upper cover body (100) and the lower cover body (200), the range of the rotation angle is 120-900 degrees, the sealing sheet (105) is made of a material which has good barrier property and is easy to puncture, the thickness range of the sealing sheet (105) is 0.01-0.5 mm, the upper cover body (100) and the lower cover body (200) puncture the connecting layer (210) on the bottom cover membrane (206) in the rotating process, the range of the rotation angle is 180-1440 degrees, and the thickness range of the bottom cover membrane (206) is 0.2-2.5 mm; the thickness of the connecting layer (210) ranges from 0.03mm to 0.8mm, when the puncture knife teeth of the second puncture structure (108) rotate to the positioning groove (209), the bottle cap stops rotating, the positioning groove (209) is not punctured by the puncturing cutter teeth of the second puncturing structure (108) to ensure that the connecting layer (210) is not completely dropped, the bottle cap stops rotating and is connected with the upper end of the lower cover housing (203) at the lower end of the upper cover housing (101) and stops rotating, simultaneously the first terminal surface (1091) of the protruding muscle (109) of the barb structure (106) is reversed in first prevention and the first terminal surface (1091) contact block of the protruding muscle (109) of the barb structure (204) is reversed in third prevention and the first terminal surface (1091) of the protruding muscle (109) of barb structure (106) is reversed in first prevention and the first terminal surface (1091) of the protruding muscle (109) of the barb structure (108) is reversed in second prevention and the first terminal surface (1091) contact block of the protruding muscle (109) of the barb structure (204) is reversed in third prevention and the first terminal surface (1091) contact block is connected.

8. The malfunction-prevention powder reservoir type bottle cap as claimed in claim 1, wherein: an upper cover internal thread (103) is arranged on the inner wall of the upper end of the upper cover outer cover (101), a lower cover external thread (202) is arranged on the upper end of the connecting ring (201), and the upper cover body (100) is in threaded connection with the lower cover body (200).

9. The malfunction-prevention powder reservoir type bottle cap as claimed in claim 1, wherein: the tearing pull ring (208) is provided with a handle position, and the handle position is convenient for a user to tear the tearing pull ring (208).

10. The malfunction-prevention powder reservoir type bottle cap as claimed in claim 1, wherein: the outer wall of the upper cover outer cover (101) of the upper cover body (100) is provided with an anti-skid surface (102).

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