CN110127190A - Lid is turned on capaciting material groove - Google Patents

Lid is turned on capaciting material groove Download PDF

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Publication number
CN110127190A
CN110127190A CN201810136020.XA CN201810136020A CN110127190A CN 110127190 A CN110127190 A CN 110127190A CN 201810136020 A CN201810136020 A CN 201810136020A CN 110127190 A CN110127190 A CN 110127190A
Authority
CN
China
Prior art keywords
groove
lid
wall
seal ring
ring
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.)
Granted
Application number
CN201810136020.XA
Other languages
Chinese (zh)
Other versions
CN110127190B (en
Inventor
骆轶
王正德
杨春香
王荣华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YIWU CITY EASY-TO-OPEN CAP INDUSTRY Co
Original Assignee
YIWU CITY EASY-TO-OPEN CAP INDUSTRY Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by YIWU CITY EASY-TO-OPEN CAP INDUSTRY Co filed Critical YIWU CITY EASY-TO-OPEN CAP INDUSTRY Co
Priority to CN201810136020.XA priority Critical patent/CN110127190B/en
Publication of CN110127190A publication Critical patent/CN110127190A/en
Application granted granted Critical
Publication of CN110127190B publication Critical patent/CN110127190B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D41/00Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/32Caps or cap-like covers with lines of weakness, tearing-strips, tags, or like opening or removal devices, e.g. to facilitate formation of pouring openings
    • B65D41/34Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D43/00Lids or covers for rigid or semi-rigid containers
    • B65D43/02Removable lids or covers
    • B65D43/06Removable lids or covers having a peripheral channel embracing the rim of the container
    • B65D43/065Removable lids or covers having a peripheral channel embracing the rim of the container the peripheral channel having an inverted U-shape
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D49/00Arrangements or devices for preventing refilling of containers
    • B65D49/12Arrangements or devices for preventing refilling of containers by destroying, in the act of opening the container, an integral portion thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D53/00Sealing or packing elements; Sealings formed by liquid or plastics material
    • B65D53/02Collars or rings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D53/00Sealing or packing elements; Sealings formed by liquid or plastics material
    • B65D53/04Discs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2401/00Tamper-indicating means
    • B65D2401/15Tearable part of the closure
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/80Packaging reuse or recycling, e.g. of multilayer packaging

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

The invention discloses a kind of to turn on lid with capaciting material groove, including caping and cylindric tegmental wall, the lower part of tegmental wall is equipped with anti-theft ring, the lower surface of caping is equipped with gasket, the outer seal ring that the peripheral part of gasket is integrally extended with downwards the inner seal ring for abutting with vessel port inner wall and abuts with vessel port outer wall, the seal groove that Open Side Down is constituted between inner seal ring and outer seal ring, gasket corresponding with above and below seal groove top surface is equipped with capaciting material groove, when turning on lid covered container mouth, the slot bottom of seal groove is close to edge on the oral area of container, the cross-sectional area of capaciting material groove reduces and its slot bottom is close to the lower surface of caping.Present invention efficiently solves turning on for the prior art to cover the problem of be easy to causeing container be collapsed, container anti-theft ring neck deformation since caping pressure is excessive in capping procedure, has very high practical value.

Description

Lid is turned on capaciting material groove
Technical field
The present invention relates to packing container technical fields, and in particular to a kind of to turn on lid with capaciting material groove.
Background technique
The lid of turning on being mounted on the container finish such as tank has had a structure that caping and caping lateral margin and has been bonded in lid The synthetic resin gasket for pushing up inside, there is anti-theft ring on the downside of lateral margin, is connect by building bridge with lateral margin.By being inserted in vessel port simultaneously Apply certain pressure in caping, contacts gasket with vessel port and have certain decrement, pass through lid lateral margin and mental package Screw thread profiling on container finish molds screw thread, anti-theft ring and packaging container of metal oral area edge curling seal and holds, and makes to turn on lid It can be enclosed in well on container and guarantee leakproofness.Capping procedure is that lid is inserted in container finish, applies a level pressure in caping After power, the thread forming knife in the middle part of lid lateral margin and the sealing knife at the anti-theft ring of lower part are rotated, goes out to cover according to vessel port thread forming Sub- screw thread molds lid anti-theft ring according to tank mouth anti-theft ring neck structure.In order to guarantee sealing performance of the lid after capping, Often apply comparable pressure in caping in sealed cans, in this way having gasket and vessel port could protect under certain magnitude of interference The problems such as card seals, but excessive caping pressure will cause container be collapsed, container anti-theft ring neck deformation appearance.It turns on and covers in quilt It builds bridge after opening and is broken and original state can not be recovered to, to play anti-theft function, still, in real process have such situation Occur, since container finish molding can not be completely the same, when anti-theft ring seaming can not especially be bonded the bulge loop of container, cause to turn round It uncaps and turns an angle in unlatching Shi Huixian, at first anti-theft ring up moves a small end after with lid one is turned on, anti-theft ring Can just be blocked by bulge loop, continue to rotate turn on cover its bridge formation just start to be broken;Especially canister, container mouth neck portion are used for Its cross section of bulge loop that limitation anti-theft ring moves up can only be molded into convex structure, therefore can not be close with it when anti-theft ring seaming Fitting, generally turn on lid open Shi Huixian turn an angle, thus exist a security risk, i.e., in some cases When turning on lid rotation, the decrement of gasket has been released before bridge formation is not broken also, and leakproofness has been destroyed but turned on lid at this time Well-tended appearance it is lossless, thus lose the anti-theft function for turning on lid or unconsciously make product rotten, in this way may be used Serious prestige can be caused to influence on production enterprise.Publication date is on August 29th, 2017, Publication No. CN107098056A Chinese patent document disclose a kind of leakage-resisting bottle cap, include bottle cap lateral wall, be additionally provided with: bottleneck engage groove, be used for It is engaged with bottleneck;Fluid stopping wall on the inside of bottle cap prevents side leakage for compressing bottleneck from interior survey;In the bottle cap plane of flattening and bottle cap Fluid stopping wall in side is connected, and can draw fluid stopping wall on the inside of bottle cap and be detached from bottleneck;Toggle switch is connected with the bottle cap plane of flattening, can pull The bottle cap plane of flattening;Bottle cap compressing surface is connected with toggle switch, for providing restoring force for toggle switch, replys the bottle cap plane of flattening To origin-location;Liquid flowing outlet is located on the downside of the bottle cap plane of flattening, the opening on bottle cap lateral wall, for stopping on the inside of bottle cap Liquid when wall is detached from bottleneck is flowed to flow out.The bottle cap uses lever construction, realizes one-handed performance, automatic leak-proof, suitable for frequently making Bottling liquid container closure is not suitable for having the container of anti-theft function to cover.
Summary of the invention
The purpose of the present invention is to solve turning on to cover and holding in capping procedure since caping pressure is excessive for the prior art The problems such as easily causing container be collapsed, container anti-theft ring neck deformation and provide it is a kind of turn on lid with capaciting material groove, can make to turn on The problems such as container be collapsed caused by covering in capping procedure, container anti-theft ring neck deformation, is greatly reduced.
It is another object of the present invention to be easy to appear anti-theft function missing or not for the lid of turning on of the solution prior art Know in unconsciously the problem of making product go bad, serious prestige is caused to influence on production enterprise, a kind of torsion with capaciting material groove is provided It uncaps, has structure simple, the good and easy to open feature of anti-theft sealing.
The concrete scheme that the present invention uses to solve above-mentioned technical problem is, a kind of to turn on lid with capaciting material groove, is used for The leakproof seal of container finish, it is described to turn on lid including caping and extend downwardly the cylindric lid constituted by the outer rim of the caping Wall, the lower part of tegmental wall are equipped with anti-theft ring, and the lower surface of the caping is equipped with gasket, and the peripheral part of the gasket is integrated downwards The outer seal ring for being extended with the inner seal ring for abutting with vessel port inner wall and being abutted with vessel port outer wall, inner seal ring and outer The seal groove that Open Side Down is constituted between sealing ring, and (the lateral surface top of inner seal ring constitutes the inner sidewall of seal groove, external seal The medial surface of ring constitutes the lateral wall of seal groove), it is equipped with capaciting material groove with gasket corresponding above and below seal groove top surface, is expected with holding When turning on lid covered container mouth of slot, the medial surface of the outer seal ring are close to the outer wall of vessel port, the lateral surface of inner seal ring It is close to the inner wall of vessel port, the slot bottom of seal groove is close to edge on the oral area of container, and the cross-sectional area of capaciting material groove reduces and its slot bottom Close to the lower surface of caping.The vessel port auxiliary section covered in the periphery of gasket of turning on of the invention is equipped with inside and outside two sealings Ring constitutes the seal groove for being inserted in container finish between two sealing rings, outer close in this way after container finish enters seal groove The outer wall that the medial surface (i.e. the outside cell wall of seal groove) of seal ring is close to vessel port forms external seal, the lateral surface of inner seal ring The inner wall that (i.e. the inside cell wall of seal groove) is close to vessel port forms interior sealing, and the slot bottom of seal groove is close on the oral area of container It is sealed on constituting, in this way, turning on lid has just carried out good sealing to container;And sealing of the present invention also above seal groove It pads top surface and is provided with a capaciting material groove, capaciting material groove setting contacts one side with lid in gasket, when turning on lid covered container, There is downward pressure, the reaction force that gasket interference generates when caping covers, and the reaction force a part can be expected by holding Slot is deformed and is absorbed, therefore will not all be acted on container, to significantly reduce the pressure-bearing of container, is made to turn on to cover and is being covered The problems such as container be collapsed caused by the process, container anti-theft ring neck deformation, is greatly reduced.
Preferably, the groove bottom of capaciting material groove is arc-shaped, center line and the seal groove cross section of capaciting material groove cross section Center line is overlapped, and the opening width of capaciting material groove is seal groove width 55% to 75%, and the depth of capaciting material groove is its opening width 35% to 65%.
Preferably, the height of inner seal ring cross section be greater than outer seal ring cross section height (i.e. inner seal ring is downward The length of extension is greater than the length that outer seal ring extends downwardly), the lateral surface lower part of inner seal ring is convexly equipped with interference ring, interference ring The distance between seal groove slot bottom is greater than the axial movement distance of caping when turning on the fracture of lid opening anti-theft ring.Including the present invention The lateral surface lower part of sealing ring is convexly equipped with interference ring, and interference ring is a raised annulus knot on the lateral surface of inner seal ring Structure, interference ring can play the role of strengthening sealing when the lateral surface of inner seal ring is close to the inner wall of vessel port, due to interference The distance between ring and seal groove slot bottom are greater than the axial movement distance of caping when turning on the fracture of lid opening anti-theft ring, that is, are turning on Lid rotation open initial stage, when turn on lid move a certain distance but unbroken anti-theft ring in the axial direction when, interference ring is tight always Paste the inner wall of vessel port, it is ensured that the sealing between the unbroken preceding inner seal ring of anti-theft ring and the inner wall of vessel port, it thus can be with The leakproofness for avoiding the occurrence of container destroyed and turn on lid appearance it is intact, make the anti-theft function of container lack or The problem of unconsciously making product rotten, to cause serious prestige to influence production enterprise.
The leakage angle that the present invention turns on lid is greater than the break corner of anti-theft ring, and leakage angle here refers to that turning on lid rotation opens The rotation angle of lid is turned on when starting and leak from sealing place to capsule contents, the break corner of anti-theft ring refers to that turning on lid rotation opens To the rotation angle for turning on lid when anti-theft ring fracture, i.e., capsule contents will not leak from sealing place before anti-theft ring is broken, it is ensured that Turn on good leakproofness between lid and container in the state that anti-theft ring is complete.
Preferably, be formed with up-small and down-big cyclic annular tapered wall on the tegmental wall of caping, the tapered wall it is upper Section is close to outer seal ring and constitutes outer seal ring press section, described when turning on lid covered container mouth, and the outer seal ring is to container The pressure of mouth outer wall is greater than inner seal ring to the pressure of vessel port inner wall, and the apex angle of tapered wall is 25 to 48 degree.The present invention is leaning on It is formed with up-small and down-big cyclic annular tapered wall on the tegmental wall of nearly caping, that is, the upper section for turning on lid is up-small and down-big structure, the section lid The cross section of wall is oblique, squeezes outer seal ring by tapered wall and constitutes press section, so that the outer seal ring portion of being squeezed is squeezed Its medial surface is close to the outer wall of vessel port after pressure and outer seal ring is greater than inner seal ring to vessel port to the pressure of vessel port outer wall The pressure of inner wall, the sealing this assures outer seal ring to vessel port solve in traditional handicraft through caping and unilateral side (inside) sealing ring compresses the problem of form poor sealing performance of vessel port, simultaneously because press section of the invention is up-small and down-big Pyramidal structure, therefore turn on lid open when turn on lid be easy from vessel port deviate from, avoid and pass through caping in traditional handicraft And the form of bilateral (medial and lateral) sealing ring compression vessel port will lead to torsion since the frictional force of bilateral generation is larger when opening It uncaps and opens difficult problem, turn on the unlatching of lid ensuring to facilitate under the premise of sealing.Apex angle is caping two sides tapered wall Between angle, apex angle is too small, and outer seal ring is excessive to the lateral compression power of vessel port, and what is be easy to cause turns on the opening force of lid It is excessive;Apex angle is excessive, then outer seal ring is too small to the pressure of vessel port, is easy although opening, sealing performance is poor.
Preferably, the medial surface of inner seal ring and gasket lower surface (do not extend downwardly at inner seal ring Gasket bottom surface) between by the transition of resistance to compression cambered surface connect, the radius of the resistance to compression cambered surface is inner seal ring cross-sectional height 0.7 to 1.3 times.Resistance to compression cambered surface is arranged between the medial surface and gasket lower surface of inner seal ring can significantly improve interior sealing The anti-pressure ability of ring strengthens interference ring to the sealing function of vessel port inner wall.
Preferably, the relief groove extended along seal groove, institute are equipped on the slot bottom of seal groove close to the side of inner seal ring The opening width for stating relief groove is the 10% to 25% of seal groove slot bottom width, and the depth of relief groove is seal groove slot bottom width 15% to 30%;The center line of the relief groove cross section and the center line of seal groove cross section are parallel to each other, the inside of relief groove (i.e. the inside cell wall of relief groove is by seal groove close to slot bottom on same cylindrical surface for inside cell wall at cell wall and seal groove slot bottom The inside cell wall at place, which extends, to be constituted), the groove bottom of relief groove is arc-shaped.The effect of relief groove is that the appropriate inner seal ring that reduces enters The resistance of vessel port avoids the presence due to interference ring and resistance to compression cambered surface from causing with when turning on lid covered container mouth of capaciting material groove Resistance is excessive, causes gauffer at interference ring along excessive compression gasket on the oral area of container, makes to the sealing performance of container At serious damage.Although resistance when turning on lid covered container mouth with capaciting material groove can also be reduced by reducing resistance to compression cambered surface, But it is affected to the sealing performance of interference ring, and relief groove, which is arranged, can be reduced to a minimum this influence, while again It avoids gauffer occur at interference ring, is ideal technical solution;On the other hand, the cross section size of relief groove has sealing performance Larger impact, relief groove is excessive, not only influences the sealing on container finish top, but also can reduce the sealing performance of interference ring, Therefore it needs to control in a reasonable range.
Preferably, the lateral surface lower end of inner seal ring is equipped with guiding arc-shaped side, the upper edge of the guiding arc-shaped side and mistake Be full of ring lower edge connection.Guiding arc-shaped side plays guiding role when turning on lid and vessel port cooperates.
Preferably, the top of tegmental wall is circumferentially with multiple internal pressure liberation ports being inwardly punched along tegmental wall.Internal pressure liberation port For when container inner pressure is excessive by container gas or liquid discharge in time, avoid container inner pressure is excessive from causing to turn on Lid directly flies out and causes serious consequence.
Preferably, anti-theft ring is connect by building bridge with the upside of tegmental wall, the lower part of tegmental wall is equipped with two bulge loops, and two convex Annular groove is constituted between ring, is circumferentially with the notch of several strips in annular groove along tegmental wall, and the notch runs through institute The tegmental wall stated, the tegmental wall between adjacent cut constitute the bridge formation, and the bridge formation between notch and adjacent cut is arranged in annular At the slot bottom of groove.Bridge formation between notch and adjacent cut is arranged at the slot bottom of annular groove, lid is turned in rotation in this way When notch and build bridge and be in recess without with palm contacts, the spine after avoiding anti-theft ring fracture (build bridge fracture) is injured Palm.
It is equipped with cutting preferably, building bridge, circumferential direction setting of the cutting along tegmental wall periphery, the width of rebate of cutting Less than the width of the notch, the cutting on the bridge formation is one, and the cross section of the cutting is right angled triangle, cutting Right-angle side is concordant with the upper side edge of notch, and the depth of the cutting is the 40% to 60% of the tegmental wall thickness, and width of rebate is to carve 0.8 to 1.5 times of the depth of slot.Cutting removes a part of tegmental wall material using cutting way and is formed, and by squeezing etc. The indent structure of formation is different, and on the one hand the presence of cutting makes the wall thickness built bridge locally thinning and structural strength reduces, another Aspect turns on the concentration of the stress at lid start-up time slot, therefore can greatly reduce the opening force for turning on lid, facilitates the mesh of unlatching 's.And the right-angle side of cutting is concordant with the upper side edge of notch, rotation in this way is turned on the post-rift spine of cover frame bridge and is mostly concentrated on In anti-theft ring, the post-rift spine that can avoid building bridge to the maximum extent injures palm.
It covers in capping procedure the invention has the advantages that it efficiently solves turning on for the prior art due to caping Pressure is excessive and the problem of be easy to causeing container be collapsed, container anti-theft ring neck deformation, make to turn on to cover and be caused in capping procedure Container be collapsed, container anti-theft ring neck deformation the problems such as be greatly reduced.The lid of turning on for also solving the prior art is easy Existing anti-theft function missing unconsciously makes product go bad, is causing asking for serious prestige influence to production enterprise Topic, the lid of turning on capaciting material groove of the invention have structure simple, and the good and easy to open feature of anti-theft sealing has very High practical value.
Detailed description of the invention
Fig. 1 is a kind of structural representation view for turning on lid that the present invention has capaciting material groove;
Fig. 2 is a kind of partial structure sectional view that the present invention turns on lid;
Fig. 3 is another partial structure sectional view that the present invention turns on lid;
Fig. 4 is a kind of partial structure sectional view when the present invention turns on lid covered container;
Fig. 5 is another partial structure sectional view when present invention turns on lid covered container;
Fig. 6 is a kind of partial structure sectional view of the invention turned at cover frame bridge;
Fig. 7 is a kind of stress schematic diagram when the present invention turns on lid capping.
In figure: 1. caping, 2. tegmental walls, 3. anti-theft rings, 4. gaskets, 5. vessel ports, 6. inner seal rings, 7. outer seal rings, 8. seal groove, 9. capaciting material grooves, 10. interference rings, 11. tapered walls, 12. press sections, 13. resistance to compression cambered surfaces, 14. relief grooves, 15. guiding Arc-shaped side, 16. internal pressure liberation ports, 17. build bridge, 18. bulge loops, 19. annular grooves, 20. notch, 21. cuttings.
Specific embodiment
Embodiments of the present invention are further detailed below by way of examples and with reference to the accompanying drawings.
Embodiment 1
It is a kind of to turn on lid with capaciting material groove in Fig. 1 embodiment 1 shown in Fig. 2, for the leakproof seal of container finish, institute It states and turns on lid including caping 1 and extend downwardly the cylindric tegmental wall 2 constituted by the outer rim of the caping, the top of tegmental wall is along tegmental wall week To multiple internal pressure liberation ports 16 being inwardly punched are equipped with, the lower part of tegmental wall is equipped with anti-theft ring 3, and the lower surface of the caping is equipped with close Packing 4, the peripheral part of the gasket be integrally extended with downwards inner seal ring 6 for being abutted with 5 inner wall of vessel port and with appearance The outer seal ring 7 that device mouth outer wall abuts, the height of inner seal ring cross section are greater than the height of outer seal ring cross section, inner seal ring Lateral surface lower part be convexly equipped with left side of dotted line part in interference ring 10(figure), the distance between interference ring and seal groove slot bottom are greater than (the leakage angle for turning on lid is greater than turns on the disconnected of lid anti-theft ring to the axial movement distance of caping when turning on the fracture of lid opening anti-theft ring Split angle).The lateral surface lower end of inner seal ring is equipped with guiding arc-shaped side 15, the upper edge of the guiding arc-shaped side and the lower edge of interference ring Connection.The seal groove 8 that Open Side Down is constituted between inner seal ring and outer seal ring, with gasket corresponding above and below seal groove top surface It is arc-shaped capaciting material groove 9 equipped with groove bottom, the center line of capaciting material groove cross section is overlapped with the center line of seal groove cross section, is held The opening width of hopper is seal groove width 55%, and the depth of capaciting material groove is the 35% of its opening width.Torsion with capaciting material groove Uncap covered container mouth when, the medial surface of the outer seal ring is close to the outer wall of vessel port, and the lateral surface of inner seal ring is close to hold The inner wall of device mouth, the slot bottom of seal groove are close to edge on the oral area of container, and the cross-sectional area of capaciting material groove reduces and its slot bottom is close to lid The lower surface on top.
Embodiment 2
In embodiment 2 shown in Fig. 3, up-small and down-big cyclic annular tapered wall 11, tapered wall are formed on the tegmental wall of caping Apex angle be 33 degree, the upper section of the tapered wall is close to outer seal ring composition outer seal ring press section 12, and described turns on lid When covered container mouth, squeezed since outer seal ring is deformed the tapered wall press section to be formed by tegmental wall, outer seal ring is to appearance The pressure of device mouth outer wall is greater than inner seal ring to the pressure of vessel port inner wall.The medial surface and gasket of the present embodiment inner seal ring It is connected between lower surface by 13 transition of resistance to compression cambered surface, the radius of the resistance to compression cambered surface is 1 times of inner seal ring cross-sectional height. The opening width of capaciting material groove is seal groove width 75% in the present embodiment, and the depth of capaciting material groove is the 65% of its opening width.
It is equipped with the relief groove 14 extended along seal groove close to the side of inner seal ring on the slot bottom of seal groove in embodiment 2, The opening width of the relief groove is the 18% of seal groove slot bottom width, and the depth of relief groove is the 23% of seal groove slot bottom width; The center line of the relief groove cross section and the center line of seal groove cross section are parallel to each other, the inside cell wall of relief groove and sealing For inside cell wall at slot slot bottom on same cylindrical surface, the groove bottom of relief groove is arc-shaped, remaining and embodiment 1 are identical.
Embodiment 3
In embodiment 3 shown in Fig. 6, anti-theft ring is connect by bridge formation 17 with the upside of tegmental wall, and the lower part of tegmental wall is equipped with two Bulge loop 18 constitutes annular groove 19 between two bulge loops, is circumferentially with the notch of several strips in annular groove along tegmental wall 20, the notch runs through the tegmental wall, and the tegmental wall between adjacent cut constitutes the bridge formation, between notch and adjacent cut Bridge formation be arranged at the slot bottom of annular groove;Bridge formation is equipped with cutting 21, and circumferential direction of the cutting along tegmental wall periphery is arranged, The width of rebate of cutting is less than the width of the notch, and the cutting on the bridge formation is one, and the cross section of the cutting is straight Angle triangle, the right-angle side of cutting and the upper side edge of notch are concordant, and the depth of the cutting is the 52% of the tegmental wall thickness, slot Mouth width degree is 1.15 times of the depth of cutting, remaining is identical with embodiment 1 or embodiment 2.
It is close equipped with inside and outside two that turning on capaciting material groove of the invention covers the vessel port auxiliary section in the periphery of gasket Seal ring constitutes the seal groove for being inserted in container finish between two sealing rings, in this way after container finish enters seal groove, outside The outer wall that the medial surface of sealing ring is close to vessel port forms external seal, and the inner wall that the lateral surface of inner seal ring is close to vessel port is formed Interior sealing, and (see Fig. 5, the lap in figure is reality for sealing along constituting on the oral area of the slot bottom of seal groove abutting container The compression section of gasket when cooperation), in this way, turning on lid has just carried out good sealing to container;And the present invention is also sealing Gasket top surface above slot is provided with a capaciting material groove, and capaciting material groove setting contacts one side with lid in gasket, turning on When lid covered container, there is downward pressure F1, the reaction force F2(that gasket interference generates to see Fig. 7 when caping covers), and be somebody's turn to do Reaction force a part can be deformed by capaciting material groove and be absorbed, therefore will not all be acted on container, to significantly reduce The pressure-bearing of container, make to turn on cover in capping procedure caused by container be collapsed, container anti-theft ring neck deformation the problems such as significantly It reduces.And the present invention in the lateral surface lower part of inner seal ring is convexly equipped with interference ring simultaneously, interference ring is one in inner seal ring Raised zonary structure on lateral surface, interference ring can play reinforcing when the lateral surface of inner seal ring is close to the inner wall of vessel port The effect of sealing, due to the axis of caping when the distance between interference ring and seal groove slot bottom, which are greater than, turns on the fracture of lid opening anti-theft ring To moving distance, i.e., at the initial stage for turning on lid rotation unlatching, a certain distance but anti-theft ring are moved in the axial direction not when turning on lid When fracture, interference ring is close to the inner wall (being the leakage critical state of container see the state that Fig. 4, Fig. 4 are shown) of vessel port always, really The sealing between the unbroken preceding inner seal ring of anti-theft ring and the inner wall of vessel port is protected, the sealing of container can be thus avoided the occurrence of Property destroyed and turn on lid appearance it is intact, lack the anti-theft function of container or unconsciously make product The problem of rotten, to cause serious prestige to influence production enterprise.
In addition to the implementation, within the scope of the claims of the present invention and the specification, skill of the invention Art feature or technical data can be reselected and be combined, to constitute new embodiment, these are all art technologies Personnel are without carrying out what creative work can be realized, therefore the embodiment that these present invention are not described in also should be regarded as this The specific embodiment of invention and within protection scope of the present invention.

Claims (10)

1. a kind of turn on lid with capaciting material groove, the leakproof seal for container finish, which is characterized in that the lid of turning on includes Caping (1) and the cylindric tegmental wall (2) constituted is extended downwardly by the outer rim of the caping, the lower part of tegmental wall is equipped with anti-theft ring (3), institute The lower surface for stating caping is equipped with gasket (4), and the peripheral part of the gasket is integrally extended with downwards for interior with vessel port (5) The inner seal ring (6) that wall abuts and the outer seal ring (7) abutted with vessel port outer wall, are constituted between inner seal ring and outer seal ring The seal groove (8) that Open Side Down is equipped with capaciting material groove (9) with gasket corresponding above and below seal groove top surface, the torsion with capaciting material groove Uncap covered container mouth when, the medial surface of the outer seal ring is close to the outer wall of vessel port, and the lateral surface of inner seal ring is close to hold The inner wall of device mouth, the slot bottom of seal groove are close to edge on the oral area of container, and the cross-sectional area of capaciting material groove reduces and its slot bottom is close to lid The lower surface on top.
2. according to claim 1 turn on lid with capaciting material groove, which is characterized in that the groove bottom of the capaciting material groove is circle The center line of arc, capaciting material groove cross section is overlapped with the center line of seal groove cross section, and the opening width of capaciting material groove is seal groove The 55% to 75% of width, the depth of capaciting material groove are the 35% to 65% of its opening width.
3. according to claim 1 turn on lid with capaciting material groove, which is characterized in that the height of inner seal ring cross section is big Height in outer seal ring cross section, the lateral surface lower part of inner seal ring are convexly equipped with interference ring (10), interference ring and seal groove slot The distance between bottom is greater than the axial movement distance of caping when turning on the fracture of lid opening anti-theft ring.
4. according to claim 1 turn on lid with capaciting material groove, which is characterized in that be formed on the tegmental wall of caping Up-small and down-big cyclic annular tapered wall (11), the upper section of the tapered wall are close to outer seal ring and constitute outer seal ring press section (12), described when turning on lid covered container mouth, the outer seal ring is greater than inner seal ring to appearance to the pressure of vessel port outer wall The pressure of device mouth inner wall, the apex angle of the tapered wall are 25 to 48 degree.
5. according to claim 4 turn on lid with capaciting material groove, which is characterized in that the medial surface of inner seal ring and sealing It pads and is connected between lower surface by (13) transition of resistance to compression cambered surface, the radius of the resistance to compression cambered surface is inner seal ring cross-sectional height 0.7 to 1.3 times.
6. according to claim 5 turn on lid with capaciting material groove, which is characterized in that close to interior close on the slot bottom of seal groove The side of seal ring is equipped with the relief groove (14) extended along seal groove, and the opening width of the relief groove is seal groove slot bottom width 10% to 25%, the depth of relief groove is the 15% to 30% of seal groove slot bottom width;The center line of the relief groove cross section with it is close The center line of sealing groove cross section is parallel to each other, and the inside cell wall of relief groove and the inside cell wall at seal groove slot bottom are in same cylinder On face, the groove bottom of relief groove is arc-shaped.
7. according to claim 1 turn on lid with capaciting material groove, which is characterized in that the lateral surface lower end of inner seal ring is set Have guiding arc-shaped side (15), the upper edge of the guiding arc-shaped side is connect with the lower edge of interference ring.
8. according to claim 1 turn on lid with capaciting material groove, which is characterized in that the top of tegmental wall is circumferentially set along tegmental wall There are multiple internal pressure liberation ports (16) being inwardly punched.
9. according to claim 1-8 turn on lid with capaciting material groove, which is characterized in that anti-theft ring passes through bridge formation (17) it being connect with the upside of tegmental wall, the lower part of tegmental wall is equipped with two bulge loops (18), annular groove (19) are constituted between two bulge loops, The notch (20) of several strips is circumferentially in annular groove along tegmental wall, the notch runs through the tegmental wall, adjacent to cut Tegmental wall between mouthful constitutes the bridge formation, and the bridge formation between notch and adjacent cut is arranged at the slot bottom of annular groove.
10. according to claim 9 turn on lid with capaciting material groove, which is characterized in that the bridge formation is equipped with cutting (21), circumferential direction setting of the cutting along tegmental wall periphery, width of the width of rebate less than the notch of cutting, the bridge formation On cutting be one, the cross section of the cutting is right angled triangle, and the right-angle side of cutting and the upper side edge of notch are concordant, institute The depth for stating cutting is the 40% to 60% of the tegmental wall thickness, and width of rebate is 0.8 to 1.5 times of the depth of cutting.
CN201810136020.XA 2018-02-09 2018-02-09 Twist-open cap with receiving slot Active CN110127190B (en)

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CN110127190B CN110127190B (en) 2023-06-09

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1741760A (en) * 2003-11-19 2006-03-01 宝洁公司 Refill container
CN101743173A (en) * 2007-06-05 2010-06-16 利乐拉瓦尔集团及财务有限公司 Closure for a sealed container of a pourable food product, and method of producing thereof
CN101932512A (en) * 2008-01-31 2010-12-29 日本山村硝子株式会社 Cap and container with cap
CN102069948A (en) * 2010-11-25 2011-05-25 烟台海普制盖有限公司 Novel container sealing device
WO2012141661A2 (en) * 2011-04-12 2012-10-18 Poranunt Co., Ltd. Sealing and locking means for plastic containers and lids, and to containers using such locking means
EP2576377B1 (en) * 2010-05-27 2018-11-28 uVu Technologies, LLC A lid for a container

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1741760A (en) * 2003-11-19 2006-03-01 宝洁公司 Refill container
CN101743173A (en) * 2007-06-05 2010-06-16 利乐拉瓦尔集团及财务有限公司 Closure for a sealed container of a pourable food product, and method of producing thereof
CN101932512A (en) * 2008-01-31 2010-12-29 日本山村硝子株式会社 Cap and container with cap
EP2576377B1 (en) * 2010-05-27 2018-11-28 uVu Technologies, LLC A lid for a container
CN102069948A (en) * 2010-11-25 2011-05-25 烟台海普制盖有限公司 Novel container sealing device
WO2012141661A2 (en) * 2011-04-12 2012-10-18 Poranunt Co., Ltd. Sealing and locking means for plastic containers and lids, and to containers using such locking means

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