CN212149964U - Reservoir type bottle cap with hollow-out reverse locking mechanism - Google Patents
Reservoir type bottle cap with hollow-out reverse locking mechanism Download PDFInfo
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- CN212149964U CN212149964U CN202020615662.0U CN202020615662U CN212149964U CN 212149964 U CN212149964 U CN 212149964U CN 202020615662 U CN202020615662 U CN 202020615662U CN 212149964 U CN212149964 U CN 212149964U
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Abstract
The utility model discloses a solve first screw thread boss and second screw thread boss and be solid reversal mechanism, solid reversal mechanism screws up the dynamics big, and the structure is damaged and makes the lid and take place that the reversal rotation takes place to twist to move the problem that leads to storing the leakage of prescription material in the chamber because of the extrusion easily, the utility model provides a bank type bottle lid of reverse locking mechanism fretwork, the mechanism of preventing reversal that will descend the lid is updated into a mechanism of preventing reversal that has elastic function by original solid mechanism, and this reversal mechanism is the hollow structure of preventing reversal after puncturing completely, and the extrusion can warp when hollow structure is rotatory, can not lead to structural damage, screws up the dynamics moderate, can prevent that the mechanism of preventing reversal on the lid is damaged and lead to storing the leakage of prescription material in the chamber down in the transportation.
Description
Technical Field
The utility model relates to a technical field such as glue, chemistry that mixed type beverage, food, medicine, cosmetics, milk power formula, nutriment, supplement, mixed type used, comparatively concrete, involve a storage storehouse type bottle lid of back locking mechanism fretwork.
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 can cause the substances in the storage chamber to be damped to cause the caking phenomenon;
(2) the existing reservoir type bottle cap needs hot melting during assembly, and can influence the activity of some probiotics;
(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.
The invention patent with patent number CN109292250A discloses a reservoir type bottle cap with anti-misoperation, a second anti-loosening structure is arranged between an upper cap body and a lower cap body, the second anti-loosening structure comprises a first thread boss and a second thread boss, the first thread boss is positioned on the inner wall of the upper cap body, the second thread boss is positioned on the outer wall of the lower cap body, the segmented lower cap external thread in the process of screwing connection of the upper cap body and the lower cap body screw thread avoids the first thread boss when screwing the screw thread in the upper cap internal thread, the first thread boss just passes through the gap position between the adjacent segmented threads, the first thread boss is positioned in front of the screw thread of the second thread boss at the terminal position of the screw thread rising, thereby avoiding the leakage of formula materials in a storage cavity caused by manual misoperation or reverse rotation and screwing of the upper cap body and the lower cap body due to bumping vibration in the storage and transportation process before use, however, the first thread boss and the second thread boss are solid mechanisms, and the first thread boss and the second thread boss may be damaged by mutual impact in transportation, so that the upper cover body and the lower cover body rotate in opposite directions and are screwed, and leakage of formula materials in the storage cavity is caused.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses a solve first screw thread boss and second screw thread boss and be solid reversal mechanism, solid reversal mechanism screws up the dynamics big, the structure makes upper cover body and lower lid take place the problem that the reversal rotation was twisted and is moved and lead to storing the leakage of prescription material in the chamber because of the extrusion damage easily, the mechanism of preventing reversal of lower lid is renewed to the mechanism of preventing reversal that has the elasticity function by original solid mechanism, this reversal mechanism is the hollow structure of preventing reversal after puncturing completely, the extrusion can be out of shape when hollow structure is rotatory, can not lead to structural damage, it is moderate to screw up the dynamics, can prevent that the mechanism of preventing reversal on the lower lid is damaged and lead to storing the leakage of prescription material in the chamber when the transportation.
A reservoir type bottle cap with a hollowed-out back locking mechanism comprises: the upper cover body 1 and the lower cover body 3 are in threaded connection; the upper cover body 1 comprises an outer-layer upper cover cylindrical outer cover 12 and an inner-layer circular puncture structure 13 which are connected through a plane connecting bridge 11, upper cover internal threads 121 are processed on the inner side of the upper cover cylindrical outer cover 12, an upper cover sealing structure 122 is arranged between the outer-layer upper cover cylindrical outer cover 12 and the inner-layer circular puncture structure 13 in the cover body 1, and the upper end of the upper cover sealing structure 122 is integrally formed with the upper cover body 1; the lower cover body 3 comprises an inner connecting ring 31 and an outer lower cover cylindrical housing 32, a lower cover external thread 311 is processed on the outer side of the upper end of the connecting ring 31, a lower cover sealing structure 312 is processed on the inner side of the upper end of the connecting ring 31, and the lower cover sealing structure 312 comprises an upper part, a middle part and a lower part, and is characterized in that: an anti-loosening structure 2 is arranged between the upper cover body 1 and the lower cover body 3 and comprises a thread boss 21 and an anti-reverse mechanism 22, the thread boss 21 is positioned on the inner wall of the upper cover body 1, the anti-reverse mechanism 22 is positioned on the connecting ring 31 of the lower cover body 3, and the thread boss 21 comprises a first anti-reverse clamping surface 211 and a first guide inclined surface 212; the reverse rotation preventing mechanism 22 includes a second reverse rotation preventing engagement face 221 and a second guide slope 222; the inner side of the anti-reverse mechanism 22 is of a hollow structure; when the sectional type lower cover external thread 311 is screwed and spirally ascended in the upper cover internal thread 121 in the process of screwing the upper cover body 1 and the lower cover body 3, the first guide inclined plane 212 is matched with the second guide inclined plane 222, the anti-reversion mechanism 22 of the lower cover body 3 is forced to deform inwards, and the anti-reversion mechanism 22 can easily stride across between the upper cover body 1 and the lower cover body 3; when the segmented lower cover external thread 311 is screwed and spirally descends in the upper cover internal thread 121 in the process of screwing the upper cover body 1 and the lower cover body 3, the first anti-reverse-rotation clamping surface 211 on the upper cover body 1 is in matched contact with the second anti-reverse-rotation clamping surface on the lower cover body 3, so that the upper cover body 1 and the lower cover body 3 cannot rotate relatively.
Further, the lower end face of the upper cover cylindrical outer cover 12 is connected with a tearing C-ring 14 through a small connecting column, the tearing C-ring 14 is located above the upper end face of the lower cover cylindrical outer cover 32 (the tearing C-ring 14 and the lower cover cylindrical outer cover 32 can be in contact or not in contact) in the state that the upper cover body 1 and the lower cover body 3 are assembled, the lower end of a puncturing tooth in the annular puncturing structure 13 is over against the edge position of the spacer, and the vertical distance between the lower end of the puncturing tooth and the edge of the spacer is larger than or equal to the vertical distance between the lower end face of the tearing C-ring 14 and the upper end face of the lower cover cylindrical outer cover 32, so that the puncturing tooth can puncture the edge of the spacer and mistakenly cause leakage of the formula substances in the storage cavity in the process of storage and transportation under the condition that the tearing C-ring 14 is not separated from.
Further, be equipped with 3 at least screw thread bosss 21 on the upper cover body 1 of the storage type bottle lid of back locking mechanism fretwork, screw thread boss 21 sets up in the valley between the adjacent left and right vertical screw in upper cover internal thread 121 and is close to and tears C ring 14 upper end terminal surface department, and N screw thread boss 21 is along circumferencial direction align to grid.
Further, the lower cover body 3 of the reservoir type bottle cap with the hollow reverse locking mechanism is provided with at least 3 reverse rotation preventing mechanisms 22, the reverse rotation preventing mechanisms 22 are positioned at the lower end of the connecting ring 31 of the lower cover body 3 and close to the lower cover cylindrical outer cover 32, and the N reverse rotation preventing mechanisms 22 are uniformly arranged along the circumferential direction.
Further, the second guiding inclined surface 222 of the anti-reverse mechanism 22 is an elastic sheet, one end of which is fixedly connected to the connecting ring 31 of the lower cover 3, and the other end of which abuts against the free end of the second anti-reverse engaging surface 221.
Further, the anti-reverse mechanism 22 on the lower cover body 3 is provided with a belt-shaped bevel 224, one end of the belt-shaped bevel 224 is connected with the second anti-reverse clamping surface 221, the other end of the belt-shaped bevel is connected with the second guiding bevel 222, and the belt-shaped bevel 224 plays a role in guiding and avoiding when the segmented lower cover external thread 311 is screwed and screwed down in the upper cover internal thread 121 in the process of screwing and connecting the upper cover body 1 and the lower cover body 3 horizontally and is arranged at the upper end of the hollow structure 223, so as to prevent the anti-reverse mechanism 22 on the lower cover body 3 from being damaged.
Further, the hollow structure 223 of the anti-reverse mechanism 22 is composed of a spatial structure formed by the outer side wall of the second guiding inclined surface 222, the lower end surface with the directional inclined angle 224, and the end surface of the second anti-reverse engaging surface 221, which is close to the second guiding inclined surface 222, and the hollow structure 223 is favorable for elastic deformation of the reverse mechanism on the lower cover body 3, and meanwhile, the engaging force between the upper cover body 1 and the lower cover body 3 is not reduced.
Furthermore, the force value of the anti-reverse locking between the upper cover body 1 and the lower cover body 3 is larger than the force value of the lower cover body 3 screwed out of the bottle body.
Furthermore, the reservoir type bottle cap with the hollow back locking mechanism has a piercing direction in the rotating direction, and can be automatically locked during reverse rotation, so that leakage of the formula substance in the storage cavity caused by misoperation of a user is prevented.
Further, in the process that the lower cover body 3 and the upper cover body 1 are screwed upwards, when the outer wall of the upper cover sealing structure 122 reaches the upper part of the lower cover sealing structure 312, the outer wall of the upper cover sealing structure 122 is in interference fit with the upper part of the lower cover sealing structure 312, the unilateral interference amount is larger than 0.1mm, and the sealing performance of the reservoir type bottle cap is ensured; when the outer wall of the upper cover sealing structure 122 reaches the middle of the lower cover sealing structure 312, the outer wall of the upper cover sealing structure 122 is in clearance fit with the middle of the lower cover sealing structure 312, so that the resistance when screwing the cover body 1 is reduced; when the outer wall of the upper cover sealing structure 122 reaches the lower part of the lower cover sealing structure 312, the outer wall of the upper cover sealing structure 122 is in interference fit with the lower part of the lower cover sealing structure 312, the single-side interference amount is greater than 0.1mm, sealing is ensured, and leakage of the formula substances after the inner layer circular puncture structure 13 punctures the sealing sheet on the lower cover body 3 is prevented.
The utility model has the advantages that: the anti-reverse mechanism 22 of the lower cover body 3 is replaced by an anti-reverse mechanism 22 with an elastic function from the original solid mechanism, so that the anti-reverse mechanism 22 on the lower cover body 3 can be prevented from being damaged during transportation to cause leakage of the formula materials in the storage cavity; when the sectional type lower cover external thread 311 is screwed and spirally ascended in the upper cover internal thread 121 in the process of screwing the upper cover body 1 and the lower cover body 3, the first guide inclined plane 212 is matched with the second guide inclined plane 222, the anti-reversion mechanism 22 of the lower cover body 3 is forced to deform inwards, and the anti-reversion mechanism 22 can easily stride across between the upper cover body 1 and the lower cover body 3; when the segmented lower cover external thread 311 is screwed and spirally descends in the upper cover internal thread 121 in the process of screwing the upper cover body 1 and the lower cover body 3, the first anti-reverse-rotation clamping surface 211 on the upper cover body 1 is in matched contact with the second anti-reverse-rotation clamping surface on the lower cover body 3, so that the upper cover body 1 and the lower cover body 3 cannot rotate relatively.
Drawings
Fig. 1 is a schematic view of the cross-sectional structure of the lower cover of the reservoir-type bottle cap with a hollow-out locking mechanism of the present invention.
Fig. 2 is the schematic view of the sectional structure of the reservoir-type bottle cap with a hollow-out locking mechanism of the present invention.
Fig. 3 is a schematic structural view of the thread boss of the present invention.
Fig. 4 is a schematic structural view before the engagement of the present invention.
Fig. 5 is a schematic structural diagram of the engagement state of the present invention.
Fig. 6 is a schematic structural diagram of the outer wall of the upper cover sealing structure and the upper part of the lower cover sealing structure of the present invention.
Fig. 7 is the structure schematic diagram of the middle part of the upper cover sealing structure and the lower cover sealing structure of the present invention.
Fig. 8 is a structural schematic diagram of the outer wall of the upper cover sealing structure and the lower part of the lower cover sealing structure of the present invention.
Description of the main elements
| |
1 |
| Connecting |
11 |
| Upper cover column |
12 |
| Internal thread of |
121 |
| Upper |
122 |
| |
13 |
| |
14 |
| |
2 |
| |
21 |
| First reverse rotation prevention |
211 |
| First guide |
212 |
| |
22 |
| Second reverse rotation prevention |
221 |
| Second guide |
222 |
| |
223 |
| With |
224 |
| |
3 |
| Connecting |
31 |
| Lower cover |
311 |
| Lower |
312 |
| Lower cover cylinder |
32 |
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 view of a cross-sectional structure of a lower cap of a reservoir-type bottle cap with a hollow back-locking mechanism according to the present invention; as shown in fig. 2, it is a schematic view of a sectional structure of a reservoir-type bottle cap with a hollow-out anti-lock mechanism of the present invention; as shown in fig. 3, it is a schematic structural view of the thread boss of the present invention; as shown in fig. 4, it is a schematic structural diagram of the present invention before engagement; as shown in fig. 5, it is a schematic structural diagram of the engagement state of the present invention; as shown in fig. 6, it is a schematic structural view of the outer wall of the upper cover sealing structure of the present invention matching with the upper portion of the lower cover sealing structure; as shown in fig. 7, it is a schematic structural view of the outer wall of the upper cover sealing structure of the present invention matching with the middle part of the lower cover sealing structure; as shown in fig. 8, it is a schematic structural diagram of the outer wall of the upper cover sealing structure and the lower part of the lower cover sealing structure of the present invention.
A reservoir type bottle cap with a hollowed-out back locking mechanism comprises: the upper cover body 1 and the lower cover body 3 are in threaded connection; the upper cover body 1 comprises an outer-layer upper cover cylindrical outer cover 12 and an inner-layer circular puncture structure 13 which are connected through a plane connecting bridge 11, upper cover internal threads 121 are processed on the inner side of the upper cover cylindrical outer cover 12, an upper cover sealing structure 122 is arranged between the outer-layer upper cover cylindrical outer cover 12 and the inner-layer circular puncture structure 13 in the cover body 1, and the upper end of the upper cover sealing structure 122 is integrally formed with the upper cover body 1; the lower cover body 3 comprises a connecting ring 31 at the inner side and a lower cover cylindrical outer cover 32 at the outer side, a lower cover external thread 311 is processed at the outer side of the upper end part of the connecting ring 31, a lower cover sealing structure 312 is processed at the inner side of the upper end part of the connecting ring 31, and the lower cover sealing structure 312 comprises an upper part, a middle part and a lower part; the method is characterized in that: an anti-loosening structure 2 is arranged between the upper cover body 1 and the lower cover body 3 and comprises a thread boss 21 and an anti-reverse mechanism 22, the thread boss 21 is positioned on the inner wall of the upper cover body 1, the anti-reverse mechanism 22 is positioned on the connecting ring 31 of the lower cover body 3, and the thread boss 21 comprises a first anti-reverse clamping surface 211 and a first guide inclined surface 212; the reverse rotation preventing mechanism 22 includes a second reverse rotation preventing engagement face 221 and a second guide slope 222; the inner side of the anti-reverse mechanism 22 is of a hollow structure; when the sectional type lower cover external thread 311 is screwed and spirally ascended in the upper cover internal thread 121 in the process of screwing the upper cover body 1 and the lower cover body 3, the first guide inclined plane 212 is matched with the second guide inclined plane 222, the anti-reversion mechanism 22 of the lower cover body 3 is forced to deform inwards, and the anti-reversion mechanism 22 can easily stride across between the upper cover body 1 and the lower cover body 3; when the segmented lower cover external thread 311 is screwed and spirally descends in the upper cover internal thread 121 in the process of screwing the upper cover body 1 and the lower cover body 3, the first anti-reverse-rotation clamping surface 211 on the upper cover body 1 is in matched contact with the second anti-reverse-rotation clamping surface on the lower cover body 3, so that the upper cover body 1 and the lower cover body 3 cannot rotate relatively.
When the cover body 1 and the lower cover body 3 are assembled, the tearing C-ring 14 is positioned above the upper end face of the lower cover cylindrical outer cover 32 (the tearing C-ring 14 and the lower cover cylindrical outer cover 32 are in contact or not), the lower end of the piercing tooth in the annular piercing structure 13 is over against the edge position of the spacer, and the vertical distance between the lower end of the piercing tooth and the edge of the spacer is larger than or equal to the vertical distance between the lower end face of the tearing C-ring 14 and the upper end face of the lower cover cylindrical outer cover 32, so that the piercing tooth can pierce the edge of the spacer to mistakenly leak the formula substances in the storage cavity when the tearing C-ring 14 is not separated from the upper cover cylindrical outer cover 12 during storage and transportation.
The upper cover body 1 of the reservoir type bottle cap with the hollowed-out back locking mechanism is provided with at least 3 thread bosses 21, the thread bosses 21 are arranged in valleys between adjacent left and right vertical threads in the internal threads 121 of the upper cover and are close to the upper end face of the tearing C ring 14, and the N thread bosses 21 are uniformly arranged in the circumferential direction.
The lower cover body 3 of the reservoir type bottle cap with the hollowed-out reverse locking mechanism is provided with at least 3 reverse rotation preventing mechanisms 22, the reverse rotation preventing mechanisms 22 are positioned at the lower end of a connecting ring 31 of the lower cover body 3 and close to a lower cover cylindrical outer cover 32, and the N reverse rotation preventing mechanisms 22 are uniformly arranged along the circumferential direction.
The second guiding inclined surface 222 of the anti-reverse mechanism 22 is an elastic sheet, one end of which is fixedly connected to the connecting ring 31 of the lower cover 3, and the other end of which abuts against the free end of the second anti-reverse engaging surface 221.
The anti-reverse mechanism 22 on the lower cover body 3 is provided with a belt-shaped bevel 224, one end of the belt-shaped bevel 224 is connected with the second anti-reverse clamping surface 221, the other end of the belt-shaped bevel is connected with the second guide bevel 222, and the belt-shaped bevel 224 plays a role in guiding and avoiding when the segmented lower cover external thread 311 is screwed and screwed down in the upper cover internal thread 121 in the process of screwing and connecting the upper cover body 1 and the lower cover body 3 horizontally, so that the anti-reverse mechanism 22 on the lower cover body 3 is prevented from being damaged.
The hollow structure 223 of the anti-reverse mechanism 22 is composed of a spatial structure formed by the outer side wall of the second guiding inclined surface 222, the lower end surface with the directional inclined angle 224, and the end surface of the second anti-reverse engaging surface 221 close to the second guiding inclined surface 222, and the hollow structure 223 is favorable for elastic deformation of the anti-reverse mechanism on the lower cover body 3, and simultaneously does not reduce the engaging force between the upper cover body 1 and the lower cover body 3.
The force value of the anti-reverse locking between the upper cover body 1 and the lower cover body 3 is larger than the force value of the lower cover body 3 screwed out of the bottle body.
The reservoir type bottle cap with the hollowed-out reverse locking mechanism has the advantages that the rotating direction is a piercing direction, the reservoir type bottle cap can be automatically locked during reverse rotation, and leakage of formula substances in the storage cavity caused by misoperation of a user is prevented.
In the process that the lower cover body 3 and the upper cover body 1 are screwed upwards, when the outer wall of the upper cover sealing structure 122 reaches the upper part of the lower cover sealing structure 312, the outer wall of the upper cover sealing structure 122 is in interference fit with the upper part of the lower cover sealing structure 312, the unilateral interference amount is more than 0.1mm, and the sealing property of the storage-type bottle cap is ensured; when the outer wall of the upper cover sealing structure 122 reaches the middle of the lower cover sealing structure 312, the outer wall of the upper cover sealing structure 122 is in clearance fit with the middle of the lower cover sealing structure 312, so that the resistance when screwing the cover body 1 is reduced; when the outer wall of the upper cover sealing structure 122 reaches the lower part of the lower cover sealing structure 312, the outer wall of the upper cover sealing structure 122 is in interference fit with the lower part of the lower cover sealing structure 312, the single-side interference amount is greater than 0.1mm, sealing is ensured, and leakage of the formula substances after the inner layer circular puncture structure 13 punctures the sealing sheet on the lower cover body 3 is prevented.
The utility model has the advantages that: the anti-reverse mechanism 22 of the lower cover body 3 is replaced by an anti-reverse mechanism 22 with an elastic function from the original solid mechanism, so that the anti-reverse mechanism 22 on the lower cover body 3 can be prevented from being damaged during transportation to cause leakage of the formula materials in the storage cavity; when the sectional type lower cover external thread 311 is screwed and spirally ascended in the upper cover internal thread 121 in the process of screwing the upper cover body 1 and the lower cover body 3, the first guide inclined plane 212 is matched with the second guide inclined plane 222, the anti-reversion mechanism 22 of the lower cover body 3 is forced to deform inwards, and the anti-reversion mechanism 22 can easily stride across between the upper cover body 1 and the lower cover body 3; when the segmented lower cover external thread 311 is screwed and spirally descends in the upper cover internal thread 121 in the process of screwing the upper cover body 1 and the lower cover body 3, the first anti-reverse-rotation clamping surface 211 on the upper cover body 1 is in matched contact with the second anti-reverse-rotation clamping surface on the lower cover body 3, so that the upper cover body 1 and the lower cover body 3 cannot rotate relatively.
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 reservoir type bottle cap with a hollowed-out back locking mechanism comprises: the upper cover body (1) and the lower cover body (3), wherein the upper cover body (1) is in threaded connection with the lower cover body (3); the upper cover body (1) comprises an outer-layer upper-cover cylindrical outer cover (12) and an inner-layer circular puncture structure (13) which are connected through a plane connecting bridge (11), an upper cover sealing structure (122) is arranged between the outer-layer upper-cover cylindrical outer cover (12) and the inner-layer circular puncture structure (13) in the upper cover body (1), and the upper end of the upper cover sealing structure (122) is integrally formed with the upper cover body (1); lower lid (3) are including inboard go-between (31), the lower cover cylinder dustcoat (32) in the outside, and the upper end outside processing of go-between (31) has lower cover external screw thread (311), and the inboard processing of the upper end of go-between (31) has lower cover seal structure (312), and lower cover seal structure (312) are including upper portion, middle part and lower part, its characterized in that: an anti-loosening structure (2) is arranged between the upper cover body (1) and the lower cover body (3) and comprises a thread boss (21) and an anti-reverse mechanism (22), the thread boss (21) is positioned on the inner wall of the upper cover body (1), the anti-reverse mechanism (22) is positioned on a connecting ring (31) of the lower cover body (3), and the thread boss (21) comprises a first anti-reverse clamping surface (211) and a first guide inclined surface (212); the anti-reverse mechanism (22) comprises a second anti-reverse clamping surface (221) and a second guide inclined surface (222); the inner side of the anti-reverse mechanism (22) is of a hollow structure; when the upper cover body (1) is in threaded screwing connection with the lower cover body (3), the segmented lower cover external threads (311) are screwed in the upper cover internal threads (121) to spirally ascend, the first guide inclined plane (212) is matched with the second guide inclined plane (222), the anti-reversion mechanism (22) of the lower cover body (3) is stressed to deform inwards, and the anti-reversion mechanism (22) can easily stride between the upper cover body (1) and the lower cover body (3); when the sectional type lower cover external thread (311) is screwed in the upper cover internal thread (121) to spirally descend in the process of screwing the upper cover body (1) and the lower cover body (3) in a thread manner, the first anti-reverse clamping surface (211) on the upper cover body (1) is in matched contact with the second anti-reverse clamping surface (221) on the lower cover body (3), so that the upper cover body (1) and the lower cover body (3) cannot relatively rotate.
2. The reservoir-type bottle cap with a hollowed-out anti-lock mechanism according to claim 1, wherein: the lower end face of the upper cover cylindrical outer cover (12) is connected with a tearing C ring (14) through a small connecting column, the tearing C ring (14) is located above the upper end face of the lower cover cylindrical outer cover (32) in the assembled state of the upper cover body (1) and the lower cover body (3), the tearing C ring (14) and the lower cover cylindrical outer cover (32) can be in contact or not in contact, the lower end of a puncturing tooth in the annular puncturing structure (13) is over against the edge position of the spacer, and the vertical distance between the lower end of the puncturing tooth and the edge of the spacer is larger than or equal to the vertical distance between the lower end face of the tearing C ring (14) and the upper end face of the lower cover cylindrical outer cover (32).
3. The reservoir-type bottle cap with a hollowed-out anti-lock mechanism according to claim 1, wherein: at least 3 thread bosses (21) are arranged on an upper cover body (1) of the reservoir type bottle cap with the hollow-out reverse locking mechanism, the thread bosses (21) are arranged in valleys between adjacent left and right vertical threads in an upper cover internal thread (121) and are close to the end face of the upper end of the tearing C ring (14), and the N thread bosses (21) are uniformly arranged along the circumferential direction.
4. The reservoir-type bottle cap with a hollowed-out anti-lock mechanism according to claim 1, wherein: the anti-reverse mechanism (22) is arranged on the lower cover body (3) of the reservoir type bottle cap with the hollow anti-reverse mechanism, the anti-reverse mechanism (22) is located at the position, close to the lower cover cylindrical outer cover (32), of the lower end of a connecting ring (31) of the lower cover body (3), and the N anti-reverse mechanisms (22) are evenly arranged in the circumferential direction.
5. The reservoir-type bottle cap with a hollowed-out anti-lock mechanism according to claim 1, wherein: the second guiding inclined surface (222) of the anti-reverse mechanism (22) is an elastic sheet, one end of the elastic sheet is fixedly connected to the connecting ring (31) of the lower cover body (3), and the other end of the elastic sheet abuts against the free end of the second anti-reverse clamping surface (221).
6. The reservoir-type bottle cap with a hollowed-out anti-lock mechanism according to claim 1, wherein: the anti-reverse mechanism (22) on the lower cover body (3) is provided with a belt reverse oblique angle (224), one end of the belt reverse oblique angle (224) is connected with the second anti-reverse clamping surface (221), the other end of the belt reverse oblique angle is connected with the second guide inclined surface (222), and the belt reverse oblique angle is horizontally arranged at the upper end of the hollow structure (223).
7. The reservoir-type bottle cap with a hollowed-out anti-lock mechanism according to claim 1, wherein: the hollow structure (223) of the anti-reverse mechanism (22) is composed of a space structure formed by the outer side wall of the second guide inclined surface (222), the lower end surface with a reverse inclined angle (224) and the end surface of one side, close to the second guide inclined surface (222), of the second anti-reverse clamping surface (221).
8. The reservoir-type bottle cap with a hollowed-out anti-lock mechanism according to claim 1, wherein: the force value of the anti-reverse locking between the upper cover body (1) and the lower cover body (3) is larger than the force value of the lower cover body (3) screwed out of the bottle body.
9. The reservoir-type bottle cap with a hollowed-out anti-lock mechanism according to claim 1, wherein: the reservoir type bottle cap with the hollowed-out reverse locking mechanism has the advantages that the rotating direction is the puncturing direction, and the reservoir type bottle cap can be automatically locked when rotating reversely.
10. The reservoir-type bottle cap with a hollowed-out anti-lock mechanism according to claim 1, wherein: in the process that the lower cover body (3) and the upper cover body (1) are screwed upwards, when the outer wall of the upper cover sealing structure (122) reaches the upper part of the lower cover sealing structure (312), the outer wall of the upper cover sealing structure (122) is in interference fit with the upper part of the lower cover sealing structure (312), and the unilateral interference amount is larger than 0.1 mm; when the outer wall of the upper cover sealing structure (122) reaches the middle part of the lower cover sealing structure (312), the outer wall of the upper cover sealing structure (122) is in clearance fit with the middle part of the lower cover sealing structure (312); when the outer wall of the upper cover sealing structure (122) reaches the lower part of the lower cover sealing structure (312), the outer wall of the upper cover sealing structure (122) is in interference fit with the lower part of the lower cover sealing structure (312), and the single-side interference amount is larger than 0.1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020615662.0U CN212149964U (en) | 2020-04-22 | 2020-04-22 | Reservoir type bottle cap with hollow-out reverse locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020615662.0U CN212149964U (en) | 2020-04-22 | 2020-04-22 | Reservoir type bottle cap with hollow-out reverse locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212149964U true CN212149964U (en) | 2020-12-15 |
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ID=73722947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020615662.0U Active CN212149964U (en) | 2020-04-22 | 2020-04-22 | Reservoir type bottle cap with hollow-out reverse locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212149964U (en) |
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2020
- 2020-04-22 CN CN202020615662.0U patent/CN212149964U/en active Active
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