CN110254942A - Leakproof packaging container of metal with capaciting material groove - Google Patents
Leakproof packaging container of metal with capaciting material groove Download PDFInfo
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- CN110254942A CN110254942A CN201810201059.5A CN201810201059A CN110254942A CN 110254942 A CN110254942 A CN 110254942A CN 201810201059 A CN201810201059 A CN 201810201059A CN 110254942 A CN110254942 A CN 110254942A
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- groove
- wall
- ring
- seal ring
- container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS 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
- B65D45/00—Clamping or other pressure-applying devices for securing or retaining closure members
- B65D45/02—Clamping or other pressure-applying devices for securing or retaining closure members for applying axial pressure to engage closure with sealing surface
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- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Abstract
The invention discloses a kind of leakproof packaging container of metal with capaciting material groove, including vessel and turn on lid, external screw thread is formed on the outer wall of vessel port, it is described to turn on lid including caping and extend downwardly the cylindric tegmental wall constituted by the outer rim of the caping, the internal screw thread being adapted to the external screw thread is equipped in the middle part of 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.Present invention efficiently solves the packaging container of metals of the prior art 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
Technical field
The present invention relates to packing container technical fields, and in particular to a kind of leakproof packaging container of metal 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, build bridge be not broken also before the decrement of gasket do not released, leakproofness has been destroyed but metal packet at this time
The well-tended appearance of packaging container is lossless, and such packaging container of metal can unconsciously make product rotten under minor leakage state,
To cause serious prestige to influence production enterprise.Publication date is on August 29th, 2017, Publication No.
The Chinese patent document of CN107098056A discloses a kind of leakage-resisting bottle cap, and include bottle cap lateral wall, be additionally provided with: bottleneck connects
Groove is closed, for being engaged with bottleneck；Fluid stopping wall on the inside of bottle cap prevents side leakage for compressing bottleneck from interior survey；Bottle cap extends
Face is connected with fluid stopping wall on the inside of bottle cap, can draw fluid stopping wall on the inside of bottle cap and be detached from bottleneck；Toggle switch and bottle cap plane of flattening phase
Even, the bottle cap plane of flattening can be pulled；Bottle cap compressing surface is connected with toggle switch, for providing restoring force for toggle switch, makes bottle
The lid plane of flattening is returned to origin-location；Liquid flowing outlet is located on the downside of the bottle cap plane of flattening, and the opening on bottle cap lateral wall is used
Liquid flows out when fluid stopping wall is detached from bottleneck on the inside of bottle cap.The bottle cap use lever construction, realize one-handed performance, automatic leak-proof,
Suitable for the bottling liquid container closure frequently used, it is not suitable for having the container of antitheft drip-preventing function to cover.
Summary of the invention
The purpose of the present invention is the packaging container of metals for the solution prior art in capping procedure due to caping pressure mistake
It is big and provide a kind of leakproof metal packet with capaciting material groove the problems such as be easy to cause container be collapsed, container anti-theft ring neck deformation
Packaging container, can make packaging container of metal in capping procedure caused by container be collapsed, container anti-theft ring neck deformation the problems such as
It is greatly reduced.
Antitheft drip-preventing function is easy to appear it is another object of the present invention to the packaging container of metal to solve the prior art to lack
It loses or the problem of unconsciously making product go bad, serious prestige is caused to influence on production enterprise, provides a kind of band
There is the leakproof packaging container of metal of capaciting material groove, 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 leakproof mental package with capaciting material groove
Container, including vessel and turn on lid, forms cylindrical container mouth on the packaging container of metal, on the outer wall of vessel port
It is formed with external screw thread, it is described to turn on lid including caping and extend downwardly the cylindric tegmental wall constituted, tegmental wall by the outer rim of the caping
Middle part is equipped with the internal screw thread being adapted to the external screw thread, and the lower part of tegmental wall is equipped with anti-theft ring, and the lower surface of the caping is equipped with close
Packing, the peripheral part of the gasket be integrally extended with downwards the inner seal ring abutted for the opening's edge portion inner wall with vessel port and
The outer seal ring abutted with the opening's edge portion outer wall of vessel port constitutes the sealing that Open Side Down between inner seal ring and outer seal ring
Slot is equipped with capaciting material groove with gasket corresponding above and below seal groove top surface, and the leakproof packaging container of metal with capaciting material groove uses torsion
Uncap covered container mouth when, the medial surface of the outer seal ring is close to the opening's edge portion outer wall of vessel port, the lateral surface of inner seal ring
It is close to the opening's edge portion inner wall of vessel port, the slot bottom of seal groove is close to the opening's edge portion top of container, and the cross-sectional area of capaciting material groove reduces
And its slot bottom is close to the lower surface of caping.
Leakproof packaging container of metal of the invention includes vessel and turns on lid, and container is equipped with cylindrical container mouth,
It is formed with external screw thread on the outer wall of vessel port, turns on the internal screw thread for covering and being equipped in the middle part of tegmental wall and being adapted to external screw thread, internal and external screw thread
Cooperation is used for the sealing of container.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 opening's edge portion 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, inner seal ring it is outer
The opening's edge portion inner wall that vessel port is close in side (i.e. the inside cell wall of seal groove) forms interior sealing, and the slot bottom of seal groove is close to hold
The opening's edge portion top of device seals on constituting, in this way, turning on lid has just carried out good sealing to container, opening's edge portion here refers to
Vessel port is close to one section to be open；And gasket top surface of the present invention also above seal groove is provided with a capaciting material groove, the appearance
Hopper setting contacts one side with lid in gasket, when turning on lid covered container, has downward pressure, sealing when caping covers
The reaction force that interference generates is padded, and the reaction force a part can be deformed by capaciting material groove and be absorbed, therefore will not all be made
With on container, to significantly reduce the pressure-bearing of container, make packaging container of metal in capping procedure caused by container be collapsed,
The problems such as container anti-theft ring neck deformation, is greatly reduced.
Preferably, the opening's edge portion of vessel port is made of four layers of metal material convolution, the top in the opening's edge portion is in circular arc
Shape, the slot bottom of the seal groove are adapted with the top shape in the opening's edge portion.The opening's edge portion of inventive container mouth is by four layers of gold
Belong to material convolution to constitute, the similar ellipse in cross section, opening's edge is arc-shaped at the top of portion, is conducive to be packed into the sealing for turning on lid
Slot, and the slot bottom of seal groove is adapted with the top shape in the opening's edge portion, i.e. the slot bottom cross section of seal groove is also arc-shaped,
Be conducive to improve the sealing performance of container.
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 57% to 73%, and the depth of capaciting material groove is its opening width
37% to 63%.
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 has been destroyed and the appearance of packaging container of metal is intact, lacks the anti-theft function of container
Less 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 26 to 46 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 packaging container of metal open when turn on lid be easy from vessel port deviate from, avoid in traditional handicraft lead to
It crosses caping and bilateral (medial and lateral) sealing ring and compresses the form of vessel port when opening due to the bigger meeting of frictional force that bilateral generates
Packaging container of metal is caused to open difficult problem, in the unlatching for ensuring to facilitate packaging container of metal under the premise of sealing.Top
Angle is the angle between the tapered wall of caping two sides, and apex angle is too small, and outer seal ring is excessive to the lateral compression power of vessel port, is easy to lead
The opening force for turning on lid caused 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 that the leakproof packaging container of metal with capaciting material groove is caused to seal
Resistance is excessive when lid container mouth, the opening's edge portion top excessive compression gasket of container and cause gauffer at interference ring, to container
Sealing performance cause serious damage.Although the appearance of the leakproof mental package with capaciting material groove can also be reduced by reducing resistance to compression cambered surface
Resistance when device covered container mouth, but be affected to the sealing performance of interference ring, and relief groove is arranged can be by this influence
It is reduced to a minimum, while avoids gauffer occur at interference ring again, is ideal technical solution；On the other hand, relief groove
Cross section size has larger impact to sealing performance, and relief groove is excessive, not only influences the sealing on container finish top, but also meeting
Reduce the sealing performance of interference ring, it is therefore desirable to which control is 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, 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.
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.
The invention has the advantages that it efficiently solve the packaging container of metal of the prior art in capping procedure by
It is excessive in caping pressure and the problem of be easy to cause container be collapsed, container anti-theft ring neck deformation, sealing packaging container of metal
The problems such as container be collapsed caused by during lid, container anti-theft ring neck deformation, is greatly reduced.Also solve the prior art
Packaging container of metal is easy to appear anti-theft function missing or product is unconsciously made to go bad, cause to production enterprise
The problem of serious prestige influences, the leakproof packaging container of metal with capaciting material groove of the invention has structure simple, anti-theft sealing
Property good and feature easy to open, there is very high practical value.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram that the present invention turns on lid；
Fig. 2 is a kind of overall structure diagram of leakproof packaging container of metal of the present invention with capaciting material groove；
Fig. 3 is a kind of partial structure sectional view that the present invention turns on lid；
Fig. 4 is another partial structure sectional view that the present invention turns on lid；
Fig. 5 is a kind of partial structure sectional view when the present invention turns on lid covered container；
Fig. 6 is another partial structure sectional view when present invention turns on lid covered container；
Fig. 7 is a kind of partial structure sectional view of the invention turned at cover frame bridge；
Fig. 8 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. opening's edge portions, 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, 22. vessels,
23. vessel port.
Specific embodiment
Embodiments of the present invention are further detailed below by way of examples and with reference to the accompanying drawings.
Embodiment 1
3. as in Fig. 1 Fig. 2 embodiment 1 shown in Fig. 3, a kind of leakproof packaging container of metal with capaciting material groove, including container sheet
Body 22 and lid is turned on, cylindrical container mouth 23 is formed on the packaging container of metal, outer spiral shell is formed on the outer wall of vessel port
Line, the lid of turning on include caping 1 and extend downwardly the cylindric tegmental wall 2 constituted by the outer rim of the caping, be equipped in the middle part of tegmental wall
The top of the internal screw thread being adapted to the external screw thread, tegmental wall is circumferentially with multiple internal pressure liberation ports 16 being inwardly punched along tegmental wall,
The lower part of tegmental wall is equipped with anti-theft ring 3, and the lower surface of the caping is equipped with gasket 4, and the peripheral part of the gasket is integrated downwards
It is extended with the inner seal ring 6 abutted for 5 inner wall of opening's edge portion with vessel port and is abutted with the opening's edge portion outer wall of vessel port outer
Sealing ring 7, the height of inner seal ring cross section are greater than the height of outer seal ring cross section, the lateral surface lower part projection of inner seal ring
Have left side of dotted line part in interference ring 10(figure), the distance between interference ring and seal groove slot bottom, which are greater than, turns on lid opening anti-theft ring
The axial movement distance of caping when fracture (the leakage angle for turning on lid is greater than the break corner for turning on lid anti-theft ring).Inner seal ring
Lateral surface lower end is equipped with guiding arc-shaped side 15, and the upper edge of the guiding arc-shaped side is connect with the lower edge of interference ring.The present embodiment holds
The opening's edge portion of device mouth is made of four layers of metal material convolution, is arc-shaped at the top of the opening's edge portion, the slot bottom of the seal groove
It is adapted with the top shape in the opening's edge portion.The seal groove 8 that Open Side Down is constituted between inner seal ring and outer seal ring, and it is close
Above and below sealing groove corresponding gasket top surface be equipped with groove bottom be arc-shaped capaciting material groove 9, the center line of capaciting material groove cross section with it is close
The center line of sealing groove cross section is overlapped, and the opening width of capaciting material groove is seal groove width 57%, and the depth of capaciting material groove is its opening
The 37% of width.When lid covered container mouth is turned in leakproof packaging container of metal use with capaciting material groove, the outer seal ring it is interior
The opening's edge portion outer wall of vessel port is close in side, and the lateral surface of inner seal ring is close to the opening's edge portion inner wall of vessel port, the slot of seal groove
The opening's edge portion top of container is close at bottom, and the cross-sectional area of capaciting material groove reduces and its slot bottom is close to the lower surface of caping.
Embodiment 2
In embodiment 2 shown in Fig. 4, up-small and down-big cyclic annular tapered wall 11, tapered wall are formed on the tegmental wall of caping
Apex angle be 36 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 73% in the present embodiment, and the depth of capaciting material groove is the 63% 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. 7, 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.
The vessel port auxiliary section of periphery of the leakproof packaging container of metal with capaciting material groove of the invention in gasket is equipped with
Inside and outside two sealing rings constitute the seal groove for being inserted in container finish between two sealing rings, in this way when the opening's edge portion of container
Into after seal groove, the opening's edge portion outer wall that the medial surface of outer seal ring is close to vessel port forms external seal, the outside of inner seal ring
The opening's edge portion inner wall that vessel port is close in face forms interior sealing, and the opening's edge portion top composition that the slot bottom of seal groove is close to container is upper close
Envelope (see Fig. 6, the compression section of gasket when the lap in figure is practical cooperation), just carries out container in this way, turning on lid
Good sealing；And gasket top surface of the present invention also above seal groove is provided with a capaciting material groove, capaciting material groove setting
One side is contacted with lid in gasket, when turning on lid covered container, there is downward pressure F1, gasket interference when caping covers
The reaction force F2(of generation is shown in Fig. 8), and the reaction force a part can be deformed by capaciting material groove and be absorbed, therefore will not be whole
Act on container, to significantly reduce the pressure-bearing of container, make to turn on cover in capping procedure caused by container be collapsed, container
The problems such as anti-theft ring neck deformation, is greatly reduced.And the present invention in the lateral surface lower part of inner seal ring is convexly equipped with interference simultaneously
Ring, interference ring are a raised zonary structures on the lateral surface of inner seal ring, and interference ring is tight in the lateral surface of inner seal ring
It can play the role of strengthening sealing when pasting the inner wall of vessel port, be turned round since the distance between interference ring and seal groove slot bottom are greater than
The axial movement distance of caping when opening anti-theft ring of uncapping is broken is covered when turning in axis that is, at the initial stage for turning on lid rotation unlatching
When moving up a certain distance but unbroken anti-theft ring, the inner wall that interference ring is close to vessel port always (shows see Fig. 5, Fig. 5
State is the leakage critical state of container), it is ensured that the sealing between the unbroken preceding inner seal ring of anti-theft ring and the inner wall of vessel port,
The leakproofness that container can thus be avoided the occurrence of destroyed and turn on lid appearance it is intact, make the antitheft anti-of container
Leakage function lack or unconsciously make product it is rotten, to cause what serious prestige influenced to ask production enterprise
Topic.
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 leakproof packaging container of metal with capaciting material groove, including vessel (22) and lid is turned on, the mental package
It is formed on container cylindrical container mouth (23), is formed with external screw thread on the outer wall of vessel port, which is characterized in that described to turn on lid
The cylindric tegmental wall (2) constituted is extended downwardly including caping (1) and by the outer rim of the caping, is equipped with and the outer spiral shell in the middle part of tegmental wall
The lower part of the internal screw thread of line adaptation, tegmental wall is equipped with anti-theft ring (3), and the lower surface of the caping is equipped with gasket (4), the sealing
The peripheral part of pad is integrally extended with downwards the inner seal ring (6) and and container abutted for opening's edge portion (5) inner wall with vessel port
The outer seal ring (7) that the opening's edge portion outer wall of mouth abuts constitutes the seal groove that Open Side Down between inner seal ring and outer seal ring
(8), capaciting material groove (9) are equipped with gasket corresponding above and below seal groove top surface, the leakproof packaging container of metal with capaciting material groove makes
When with turning on lid covered container mouth, the medial surface of the outer seal ring is close to the opening's edge portion outer wall of vessel port, inner seal ring it is outer
The opening's edge portion inner wall of vessel port is close in side, and the slot bottom of seal groove is close to the opening's edge portion top of container, the cross-sectional area of capaciting material groove
Reduce and its slot bottom is close to the lower surface of caping.
2. the leakproof packaging container of metal according to claim 1 with capaciting material groove, which is characterized in that the vessel port
Opening's edge portion is made of four layers of metal material convolution, is arc-shaped at the top of the opening's edge portion, the slot bottom of the seal groove with it is described
The top shape in opening's edge portion is adapted.
3. the leakproof packaging container of metal according to claim 1 with capaciting material groove, which is characterized in that the capaciting material groove
Groove bottom be it is arc-shaped, the center line of capaciting material groove cross section is overlapped with the center line of seal groove cross section, and the opening of capaciting material groove is wide
Degree is seal groove width 57% to 73%, and the depth of capaciting material groove is the 37% to 63% of its opening width.
4. the leakproof packaging container of metal according to claim 1 with capaciting material groove, which is characterized in that inner seal ring is transversal
The height in face is greater than the height of outer seal ring cross section, and the lateral surface lower part of inner seal ring is convexly equipped with interference ring (10), 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.
5. the leakproof packaging container of metal according to claim 1 with capaciting material groove, which is characterized in that close to the lid of caping
Up-small and down-big cyclic annular tapered wall (11) is formed on wall, the upper section of the tapered wall is close to outer seal ring and constitutes outer seal ring
Press section (12), described when turning on lid covered container mouth, the outer seal ring is greater than interior sealing to the pressure of vessel port outer wall
For ring to the pressure of vessel port inner wall, the apex angle of the tapered wall is 26 to 46 degree.
6. the leakproof packaging container of metal according to claim 5 with capaciting material groove, which is characterized in that inner seal ring it is interior
It is connected between side and gasket 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
0.7 to 1.3 times of depth of section.
7. the leakproof packaging container of metal according to claim 6 with capaciting material groove, which is characterized in that the slot bottom of seal groove
The upper side close to inner seal ring is equipped with the relief groove (14) extended along seal groove, and the opening width of the relief groove is seal groove
The 10% to 25% of slot bottom width, the depth of relief groove are the 15% to 30% of seal groove slot bottom width；The relief groove cross section
Center line and the center line of seal groove cross section are parallel to each other, the inside cell wall and the inside cell wall at seal groove slot bottom of relief groove
On same cylindrical surface, the groove bottom of relief groove is arc-shaped.
8. the leakproof packaging container of metal according to claim 1 with capaciting material groove, which is characterized in that outside inner seal ring
Side lower end is equipped with guiding arc-shaped side (15), and the upper edge of the guiding arc-shaped side is connect with the lower edge of interference ring.
9. the leakproof packaging container of metal according to claim 1-8 with capaciting material groove, which is characterized in that antitheft
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 loops (18), constitutes ring between two bulge loops
Connected in star (19), the interior notch (20) that several strips are circumferentially with along tegmental wall of annular groove, the notch is through described
Tegmental wall, the tegmental wall between adjacent cut constitute the bridge formation, and the bridge formation between notch and adjacent cut is arranged in annular groove
Slot bottom at.
10. the leakproof packaging container of metal according to claim 9 with capaciting material groove, which is characterized in that the bridge formation
It is equipped with cutting (21), circumferential direction of the cutting along tegmental wall periphery is arranged, and the width of rebate of cutting is less than the width of the notch
Degree, the cutting on the bridge formation are one, and the cross section of the cutting is right angled triangle, the right-angle side of cutting and notch it is upper
Side is concordant, and the depth of the cutting is the 40% to 60% of the tegmental wall thickness, width of rebate be the depth of cutting 0.8 to
1.5 again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810201059.5A CN110254942B (en) | 2018-03-12 | 2018-03-12 | Leak-proof metal packaging container with material containing groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810201059.5A CN110254942B (en) | 2018-03-12 | 2018-03-12 | Leak-proof metal packaging container with material containing groove |
Publications (2)
| Publication Number | Publication Date |
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| CN110254942A true CN110254942A (en) | 2019-09-20 |
| CN110254942B CN110254942B (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810201059.5A Active CN110254942B (en) | 2018-03-12 | 2018-03-12 | Leak-proof metal packaging container with material containing groove |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023170824A (en) * | 2022-05-20 | 2023-12-01 | 株式会社アトラス | beverage container |
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| CN110254942B (en) | 2021-07-16 |
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