CN2168843Y - Plastic sealing bottle cap capable of preventing unauthorized opening - Google Patents
Plastic sealing bottle cap capable of preventing unauthorized opening Download PDFInfo
- Publication number
- CN2168843Y CN2168843Y CN 93243352 CN93243352U CN2168843Y CN 2168843 Y CN2168843 Y CN 2168843Y CN 93243352 CN93243352 CN 93243352 CN 93243352 U CN93243352 U CN 93243352U CN 2168843 Y CN2168843 Y CN 2168843Y
- Authority
- CN
- China
- Prior art keywords
- ring
- rib
- bottle cap
- authorization
- lid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
- 239000004033 plastic Substances 0.000 title claims abstract description 21
- 229920003023 plastic Polymers 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 title abstract description 7
- 230000000295 complement effect Effects 0.000 claims abstract description 4
- 230000011218 segmentation Effects 0.000 claims description 29
- 238000013475 authorization Methods 0.000 claims description 21
- 239000011159 matrix material Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000013332 literature search Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 229940098465 tincture Drugs 0.000 description 1
Images
Landscapes
- Closures For Containers (AREA)
Abstract
The utility model relates to a plastic sealing bottle cap which is used for a container with a threaded neck and can prevent unauthorized opening. The closure consists of a top closure (1) with a downwardly projecting annular sealing rib (5) and a vertical skirt (2) with complementary thread segments (8) on its inner surface, a free edge of the vertical skirt (2) being connected by frangible webs (3) to an tamper-evident ring (4). The identification ring (4) comprises a substantially cylindrical ring body (14) and a segmented rib (15) extending inwardly from the ring body (14) and providing a flange, the ring body (14) further being provided with projections (18), (19) and a local thickened region (25). The utility model discloses sealed effectual, stopped the possibility of opening the bottle lid without permission.
Description
The utility model relates to the seal cover cap of the container with outside thread neck of the storage that is used for material or transportation, more particularly relates to a kind of plastic seal bottle cap of opening without authorization of preventing, when opening bottle cap without authorization, has then destroyed the integral structure of bottle cap.
In order to guarantee customer's just rights and interests, produce the producer of food, beverage, medicament, pay special attention to the sealed package of its product such as soda, tincture etc., prevent that volatile component from overflowing and cause quality problems from product; In addition, manufacturer has noticed that also the product of having put on market before being opened by final customer, do not opened by the third party without authorization, in order to avoid pollute or ooze the appearance of serious accidents such as vacation, replacement, brings unnecessary loss to the customer.By literature search, application number is 91225989.2, name is called in the technology of " the pre-split sealed plastic of a kind of self-locking type bottle cap ", a kind of pre-separate cover pin that includes the lid matrix of negative thread and seal ring and have the self-locking accessory pinna is disclosed, and the plastic bottle closure of the little muscle of connection cover matrix and pre-separate cover pin.The advantage of this bottle cap is that using with covering matrix is that the seal ring of one has replaced and the gasket seal of lid matrix split, has prevented the pollution that brought by gasket seal, thereby has guaranteed product design.Yet the design of sealing ring is desirable not enough, and the sealing ring can only be connected at the bottleneck top with packaged bottle, thereby sealing property is unsatisfactory; In addition, can insert the pre-separate cover pin of self-locking type accessory pinna and loaded onto between the container neck of lid with the thin instrument of blade and so on, if around the self-locking accessory pinna, prize outward with thin blade, can enlarge the internal diameter of self-locking accessory pinna, make the self-locking accessory pinna little by little climb over the rib of container easily with the continuous elongated portion of its periphery.So just may cause product not in customer's hand before, under the situation of not destroying self-locking accessory pinna and little muscle, opened bottle cap by the third party without authorization, the thing in the container is polluted or displacement.
The purpose of this utility model is to provide a kind of and is used to have the good seal performance of outside thread neck, can prevent the plastic seal bottle cap that the third party opens without authorization again.
The purpose of this utility model reaches by following measure:
A kind of plastic seal bottle cap opened without authorization of preventing that is used to have outside thread neck container, this lid is made up of lid matrix, connecting strap and discriminating ring, and the lid matrix comprises that one has the top cover and a surperficial vertical lateral margin with complementary threads section of the ring seal rib that stretches out within it downwards; One free edge of vertical lateral margin is connected to a discriminating ring that prevents to open without authorization by a plurality of easily broken connecting straps, this ring comprises that one is essentially columnar ring body portion and and inwardly stretches and provide the segmentation rib of flange, ring body portion also to be provided with projection and local thicker region from ring body portion.
The utility model faces down under the top cover and stretches out the ring seal rib, and this rib comprises one and has the first that is essentially drum type inner surface, and it is connected with top cover, and adjacent with vertical lateral margin; Also comprise a truncate bevelled second portion, it radially stretches out away from the end of the top cover ， And that links to each other inwardly with first, ends at an annular free end.The internal diameter of first will equate with the external diameter of the container of adorning lid, make cover with the threaded engagement of neck during, this truncate bevelled second portion contacts the gas tight seal that forms end face with the free end of neck, simultaneously, the inside face that this truncate bevelled second portion is also faced toward the general cylindrical shape of rib first folds, and forms the gas tight seal between neck side and the top cover.
Screw thread on vertical lateral margin inside face of the present utility model is begun to form along the thread segment that helical trajectory is provided with from first thread segment away from top cover by some.Except first thread segment, each thread segment all has two flat basically end faces, and first thread segment tapers off to a point on its end away from the adjacent thread section, and the screw thread that is beneficial to cover and the respective threaded of container neck are worked in coordination.In order to help the gas between the thread segment to discharge, the interval between the thread segment in twos on each adjacent thread circle will be aimed at, and promptly thread segment is separated from each other by axially aligned interval.The outside face of vertical lateral margin of the present utility model has several vertical ribs, and these vertical ribs end on the narrow circumferential flange in the lower end of lateral margin.
Connect vertical lateral margin and those easily broken connecting straps of differentiating ring, its radial wall thickness is littler than the lateral margin, and the inside face of connecting strap is with vertical lateral margin and differentiate that the corresponding inner radial surface of ring flushes.Connecting strap separates equably along the periphery of lid.The axis of each connecting strap can be parallel to and covers axis, but preferably favours the axis of lid, and promptly when seeing from the side, the upper end of connecting strap is tilted to the left with respect to its lower end.Because all be that clockwise direction carries out when screw thread is tightened, when lid was screwed onto on the container, the connecting strap that the is tilted to the left bending of can taking advantage of a situation made and differentiates that ring is stable, and reduces the possibility of breaking or being out of shape of differentiating ring or connecting strap.Otherwise when lid was turned on, connecting strap was straightened, because stress concentration makes each connecting strap be broken in the junction with vertical lateral margin and discriminating ring.
Differentiate that with the connecting strap bonded assembly ring is positioned at the plastic seal bottle cap bottom, this ring comprises that one is essentially columnar ring body portion and and inwardly stretches and provide the segmentation rib of flange from ring body portion, the flange that this segmentation rib ring constitutes with from container neck outwardly directed be positioned at rib below the screw thread below be meshed, the segmentation rib has the downside that a upper side and that roughly faces toward top cover roughly leaves top cover.The upper side of segmentation rib comprises that one inwardly is connected from the top second surface that bevelled first surface down and is provided with from the first surface radial inward with ring body portion, and second surface is compared with first surface, more approaching longitudinal axis perpendicular to lid.Facts have proved that the first surface of segmentation rib upper side and second surface demonstrate the excellent function that prevents to open without authorization bottle cap.There is the length of radially inwardly stretching out of row between the free edge of segmentation rib and discriminating ring to replace two groups of projectioies spaced apart from each other in the inner radial surface of differentiating ring.The short projection of that group is not connected with the segmentation rib, and and the spaced-apart alignment between the segmentation rib; And that group leader's projection, its upper end respectively with the segmentation rib in the mid point of corresponding one section rib join.Above-mentioned two groups of projectioies are parallel with the longitudinal axiss of lid, and these projectioies of inwardly stretching out make the people be difficult to differentiating that inserting blade or other instrument between ring and the container enlarges and differentiate that the diameter that encircles intactly moves past container neck easily and takes off covering.Differentiate that ring also has the local thicker region that outwards stretches from the outside face of ring body portion, be used for strengthening and reinforcing and differentiate ring, so also reduced the possibility that bottle cap is opened without authorization.
Advantage of the present utility model is as follows:
1, the utility model good sealing effect.The ring seal rib that stretches out is made up of two parts because face down under the top cover, when lid is tightened with the neck of container, the second portion of ring seal rib contacts with the free end of bottleneck and forms gas tight seal, simultaneously, the inside face that this second portion also faces toward the general cylindrical shape of rib first folds, and forms neck side again with the gas tight seal between the lid.
2, the upper end of easily broken connecting strap is tilted to the left with respect to the lower end, has complied with the clockwise direction when screw thread is tightened, and makes to differentiate when adding a cover that ring is stable.Otherwise when lid was unlocked, connecting strap was straightened, because stress concentration makes each connecting strap and differentiates that ring and vertical lateral margin are broken at the point of connection place.
3, differentiate that ring inner surface has segmentation rib and projection, outside face has local thicker region, and rigidity and flexibility that this has all increased this ring have effectively prevented to open without authorization the possibility of bottle cap.
Fig. 1: a kind of scheme drawing that prevents the plastic seal bottle cap opened without authorization.
Fig. 2: the longitudinal sectional view when expression lid and container neck sealed engagement.
Now in conjunction with the accompanying drawings the utility model is done further detailed description:
A kind of plastic seal bottle cap opened without authorization of preventing that is used to have outside thread neck container, this covers by lid matrix 26, connecting strap 3 and differentiates that encircling 4 forms, and lid matrix 26 comprises that one has the surperficial vertical lateral margin 2 with complementary threads section 8 of top cover 1 and of the ring seal rib 5 that stretches out within it downwards; One free edge of vertical lateral margin 2 is connected to a discriminating ring 4 that prevents to open without authorization by a plurality of easily broken connecting straps 3.This ring 4 comprises that one is essentially columnar ring body portion 14 and and inwardly stretches and provide the segmentation rib 15 of flange from ring body portion 14, and ring body portion 14 also is provided with projection 18,19 and local thicker region 25.
The utility model faces down for 1 time from top cover and stretches out ring seal rib 5, and this rib comprises one and has the first 6 that is essentially drum type inner surface, and it is connected with top cover 1, and adjacent with vertical lateral margin 2; Also comprise a truncate bevelled second portion 7, it radially stretches out away from the end of the top cover 1 ， And that links to each other inwardly with first 6, ends at an annular free end.The internal diameter of first 6 will equate with the external diameter of the container of adorning lid, make cover with the threaded engagement of neck during, this truncate bevelled second portion 7 contacts the gas tight seal that forms end face with the free end 21 of neck, simultaneously, the inside face that this truncate bevelled second portion 7 is also faced toward the general cylindrical shape of rib first 6 folds, and forms the gas tight seal between neck side and the top cover.
Screw thread on vertical lateral margin 2 inside faces of the present utility model is made up of along the thread segment 8 that helical trajectory is provided with from first thread segment, 10 beginnings away from top cover 1 some.Except first thread segment 10, each thread segment 8 all has two flat basically end faces, 9, the first thread segments 10 to taper off to a point 11 on its end away from adjacent thread section 8, and the screw thread 8 that is beneficial to cover is worked in coordination with the respective threaded of container neck.In order to help the gas between the thread segment 8 to discharge, the interval between the thread segment in twos 8 on each adjacent thread circle will be aimed at, and promptly thread segment 8 is separated from each other by axially aligned interval 23.The outside face of vertical lateral margin 2 of the present utility model has several vertical ribs 12, and these vertical ribs 12 end on the narrow circumferential flange 13 in the lower end of lateral margin 2.
Connect vertical lateral margin 2 and those easily broken connecting straps 3 of differentiating ring 4, its radial wall thickness is littler than lateral margin 2, and the inside face of connecting strap 3 is with vertical lateral margin 2 and differentiate that the corresponding inner radial surface of ring 4 flushes.Connecting strap 3 separates equably along the periphery of lid.The axis of each connecting strap 3 can be parallel to and covers axis, but preferably favours the axis of lid, and promptly when seeing from the side, the upper end of connecting strap 3 is tilted to the left with respect to its lower end.
Differentiate that with connecting strap 3 bonded assemblys ring 4 is positioned at the plastic seal bottle cap bottom, this ring 4 comprises that one is essentially columnar ring body portion 14 and and inwardly stretches and provide the segmentation rib 15 of flange from ring body portion 14, the flange that this segmentation rib ring constitutes with from container neck outwardly directed be positioned at rib 20 below the screw thread below be meshed, segmentation rib 15 has a upper side and that roughly faces toward top cover 1 roughly to leave the downside of top cover 1.The upper side of segmentation rib 15 comprises that one is connected with ring body portion 14 and the inside second surface 17 that is provided with from first surface 16 radial inward of bevelled first surface 16 and down from the top, second surface 17 is compared with first surface 16, more approaching longitudinal axis perpendicular to lid.There is the length of radially inwardly stretching out of row between the free edge of segmentation rib 15 and discriminating ring 4 to replace two groups of projectioies 18,19 spaced apart from each other in the inner radial surface of differentiating ring 4.The short projection 18 of that group is not connected with segmentation rib 15, and aims at the interval 24 between the segmentation rib 15; And that group leader's projection 19, its upper end respectively with segmentation rib 15 in the mid point of corresponding one section rib join.Above-mentioned two groups of projectioies 18,19 are parallel with the longitudinal axis of lid.Differentiate that ring 4 also has the local thicker region 25 that outwards stretches from the outside face of ring body portion 14.
The utility model can use the High molecular material injection mo(u)lding of polyethylene, polypropylene and so on, and the container that adorn lid can be the container with outside thread neck that the High molecular material of glass or PET and so on is made.
Claims (8)
1, a kind of plastic seal bottle cap of opening without authorization of preventing, be by the lid matrix, connecting strap and discriminating ring are formed, it is characterized in that covering matrix 26 and comprise a top cover (1) that has the ring seal rib (5) that stretches out downwards and the vertical lateral margin (2) of surface with complementary threads section (8) within it, one free edge of vertical lateral margin (2) is connected to one by a plurality of connecting straps (3) and differentiates ring (4), this ring (4) comprises that one is essentially columnar ring body portion (14) and and inwardly stretches and provide the segmentation rib (15) of flange from ring body portion (14), ring body portion (14) also is provided with projection (18,19) and local thicker region (25).
2, a kind of plastic seal bottle cap of opening without authorization of preventing according to claim 1, it is characterized in that under top cover (1), facing down and stretch out ring seal rib (5), this rib comprises one and has the first (6) that is essentially drum type inner surface, it is connected with top cover (1), and it is adjacent with vertical lateral margin (2), also comprise a truncate bevelled second portion (7), it radially stretches out away from the end of top cover (1) the And that links to each other inwardly with first (6), end at an annular free end, the internal diameter of first (6) will equate with the external diameter of the container of adorning lid.
3, a kind of plastic seal bottle cap of opening without authorization of preventing according to claim 1, it is characterized in that the screw thread on vertical lateral margin (2) inside face is begun to form along the thread segment (8) that helical trajectory is provided with from first thread segment (10) away from top cover (1) by some, except first thread segment (10), each thread segment (8) has flat end face (9), thread segment (8) is separated from each other by axially aligned interval (23), first thread segment (10) taper off to a point on its end away from adjacent thread section (8) (11).
4, a kind of plastic seal bottle cap of opening without authorization of preventing according to claim 1, the outside face that it is characterized in that vertical lateral margin (2) has several vertical ribs (12), and these vertical ribs (12) end on the narrow circumferential flange (13) in the lower end of lateral margin (2).
5, a kind of plastic seal bottle cap of opening without authorization of preventing according to claim 1, it is characterized in that connecting strap (3) separates equably along the periphery of lid, the parallel axes of each connecting strap (3) is in the lid axis, but preferably favour the axis of lid, promptly when seeing from the side, the upper end of connecting strap (3) is tilted to the left with respect to its lower end.
6, a kind of plastic seal bottle cap of opening without authorization of preventing according to claim 1, it is characterized in that differentiating that with connecting strap (3) bonded assembly ring (4) is positioned at the plastic seal bottle cap bottom, this ring (4) comprises that one is essentially columnar ring body portion (14) and and inwardly stretches and provide the segmentation rib (15) of flange from ring body portion (14), the flange that this segmentation rib ring constitutes with from container neck outwardly directed be positioned at rib (20) below the screw thread below be meshed, segmentation rib (15) has one and leaves the downside of top cover (1) facing to the upper side and of top cover (1), and the upper side of segmentation rib (15) comprises that one is connected with ring body portion (14) and inwardly a bevelled first surface (16) and a second surface (17) from the setting of first surface (16) radial inward down from the top.
7, a kind of plastic seal bottle cap of opening without authorization of preventing according to claim 1, it is characterized in that the inner radial surface of differentiating ring (4) has a length of radially inwardly stretching out that is listed as between the free edge that is positioned at segmentation rib (15) and differentiates ring (4) to replace two groups of projectioies (18 spaced apart from each other, 19), the short projection (18) of that group is not connected with segmentation rib (15), and aim at the interval (24) between the segmentation rib (15), and that group leader's projection (19), its upper end respectively with segmentation rib (15) in the mid point of corresponding one section rib join above-mentioned two groups of projectioies (18,19) parallel with the longitudinal axis of lid.
8, a kind of plastic seal bottle cap of opening without authorization of preventing according to claim 1 is characterized in that differentiating that ring (4) has the local thicker region (25) that outwards stretches from ring body portion (14) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93243352 CN2168843Y (en) | 1993-11-01 | 1993-11-01 | Plastic sealing bottle cap capable of preventing unauthorized opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93243352 CN2168843Y (en) | 1993-11-01 | 1993-11-01 | Plastic sealing bottle cap capable of preventing unauthorized opening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2168843Y true CN2168843Y (en) | 1994-06-15 |
Family
ID=33816830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93243352 Ceased CN2168843Y (en) | 1993-11-01 | 1993-11-01 | Plastic sealing bottle cap capable of preventing unauthorized opening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2168843Y (en) |
-
1993
- 1993-11-01 CN CN 93243352 patent/CN2168843Y/en not_active Ceased
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C35 | Partial or whole invalidation of patent or utility model | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20010120 Decision number of declaring invalidation: 2848 |