CN201808772U - Easy-to-open explosion-proof bottle cover - Google Patents
Easy-to-open explosion-proof bottle cover Download PDFInfo
- Publication number
- CN201808772U CN201808772U CN2010205501691U CN201020550169U CN201808772U CN 201808772 U CN201808772 U CN 201808772U CN 2010205501691 U CN2010205501691 U CN 2010205501691U CN 201020550169 U CN201020550169 U CN 201020550169U CN 201808772 U CN201808772 U CN 201808772U
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- China
- Prior art keywords
- bottle cap
- advance
- line cut
- cut channel
- crown shape
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Abstract
The utility model discloses an easy-to-open explosion-proof bottle cover which comprises a crown-shaped bottle cover and a pull ring. The crown-shaped bottle cover is made of a sheet material. The pull ring comprises a ring and a lever piece. The top surface of the crown-shaped bottle cover is riveted with the lever piece. The crown-shaped bottle cover comprises a prestressed line cutting mark. The prestressed line cutting mark surrounds the riveting point of the crown-shaped bottle cover and the lever piece and the two ends of the prestressed line cutting mark stretch to the rim of the crown-shaped bottle cover. The part of the crown-shaped bottle cover enclosed by the prestressed line cutting mark and the peripheral part of the crown-shaped bottle cover which encloses the prestressed line cutting mark are staggered with each other along the normal direction of the sheet material of the bottle cover to form the prestressed line cutting mark. The part of the crown-shaped bottle cover enclosed by the prestressed line cutting mark outward protrudes the peripheral part of the crown-shaped bottle cover which encloses the prestressed line cutting mark. The thickness of the connection part between the part of the crown-shaped bottle cover enclosed by the prestressed line cutting mark and the peripheral part of the crown-shaped bottle cover which encloses the prestressed line cutting mark is one-fourth smaller than the thickness of the sheet material and is one-sixth larger than the thickness of the sheet material. The easy-to-open explosion-proof bottle cover has the advantages that the opening resistance is small, the bottle cover can be pulled open easily, the explosion-proof performance and the sealing performance are excellent, and the quality guarantee period of beverage in a beverage bottle with the bottle cover is long.
Description
[technical field]
The utility model relates to easy-open bottle lid, relates in particular to a kind of easy-to-draw explosion-proof bottle cap.
[background technology]
Have 4-5 kilogram pressure in generally speaking in the bottled beer bottle, summer, its internal pressure can sharply increase because solar radiation and transportation are jolted.Easy-to-draw bottle explosion lid does not on the market have explosion prevention function mostly, and beer or band press beverage in transportation or weather when hot, and beer in the bottle or beverage because of the too high generation blast of air pressure, produce safety misadventure easily.
Traditional easy-open bottle lid is made of Crown shape bottle cap and draw ring, and Crown shape bottle cap is made by sheet metal, and draw ring comprises ring and lever sheet, the lever sheet riveted joint of the end face of Crown shape bottle cap and draw ring.Have on the Crown shape bottle cap and answer line cut channel (also being stealthy cut channel) in advance, answer the line cut channel to comprise arc and 2 linear portions in advance, answer the two ends of the linear portion of line cut channel to extend to the edge of Crown shape bottle cap in advance, answer the arc of line cut channel to walk around the riveting point of Crown shape bottle cap and lever sheet in advance.During use, after the part that the pull-up draw ring will answer the line cut channel to surround in advance is pulled away from bottle cap bottle cap is opened.
The existing cut channel blade punching press that has the easy-open bottle lid of explosion prevention function individually, for explosion-proof, easy-to-draw, line of weakness just must have enough degree of depth, and blade is easy to cut-crease lines is dashed saturating when punching press, cause bottle cap gas leakage, make beer or band press the shelf-life of beverage to shorten.
The riveting point of traditional easy-open bottle lid or be positioned at the center of Crown shape bottle cap, or near the end of answering the line cut channel in advance, after the part that causes draw ring will answer the line cut channel to surround is in advance drawn back, the opening of bottle cap is little, residual fraction is big, and the residual fraction rigidity is big, and the resistance that bottle cap is opened is bigger.Riveting point or be positioned at the center of Crown shape bottle cap has occupied the main space of bottle cap end face, is difficult to the trade mark of print product on bottle cap.
The draw ring of traditional easy-open bottle lid only depends on riveting point and Crown shape bottle cap to fix, and draw ring rotates easily, and the off-center position hinders easy-open bottle lid to use on canning line.
[summary of the invention]
The technical problems to be solved in the utility model provide a kind of resistance of not only opening little, be easy to draw back explosion-proof performance and favorable sealing property, the easy-to-draw explosion-proof bottle cap of beverage long shelf-life.
The technical matters that the utility model further will solve provides a kind of easy-to-draw explosion-proof bottle cap that is adapted at using on the canning line.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is, a kind of easy-to-draw explosion-proof bottle cap comprises Crown shape bottle cap and draw ring, and described Crown shape bottle cap is made by sheet material; Described draw ring comprises ring and lever sheet, the end face of described Crown shape bottle cap and the riveted joint of described lever sheet; Crown shape bottle cap comprises answers the line cut channel in advance, described riveting point of answering the line cut channel to walk around Crown shape bottle cap and lever sheet in advance, two ends extend to the edge of Crown shape bottle cap, described Crown shape bottle cap is answered the line cut channel to surround partly to stagger mutually with the normal direction of answering line cut channel periphery along bottle cap sheet material in advance in advance and is formed the described line cut channel of answering in advance, is outwards protruded in the periphery that the line cut channel is answered in encirclement in advance by the part of being answered the line cut channel to surround in advance; Answering the line cut channel to surround part in advance answers the thickness of line cut channel periphery connecting portion less than 1/4th of described sheet metal thickness, greater than the sixth of described sheet metal thickness with encirclement in advance.
The center of Crown shape bottle cap is departed from described riveting point, away from described end of answering the line cut channel in advance.
The offset distance at the center of described riveting point and Crown shape bottle cap is greater than 3 millimeters.
Described Crown shape bottle cap comprises 21 lobes and 21 teeth groove, and extend respectively in 1 teeth groove at the described two ends of line cut channel of answering in advance, and the span of answering two ends of line cut channel in advance is 4 teeth groove.
Described 1 end of line cut channel of answering in advance comprises 1 section circular arc, described extending on the lobe adjacent with the place teeth groove, and the end of circular arc and the edge of Crown shape bottle cap leave spacing.
The described line cut channel of answering in advance comprises arc and 2 linear portions, answers the arc of line cut channel to walk around the riveting point of Crown shape bottle cap and lever sheet in advance, and described to answer the angle of 2 linear portions of line cut channel in advance be 34 ° to 40 °.
Described lever sheet comprises 2 relative arc notch with the both sides of the connecting portion of ring, and the connecting portion of described ring and lever sheet comprises reinforced rib longitudinally, and described reinforced rib extends to the connecting portion of described lever sheet and ring.
The riveted joint position of Crown shape bottle cap end face comprises the lug boss that 1 punching press forms, and the riveted joint position of described lever sheet comprises 1 groove, comprises 1 riveted holes in the described groove, and described lug boss passes described riveted holes and the riveted joint of lever sheet.
The both sides of described lever sheet riveted joint position groove comprise the crimping to upper process, the outside of described crimping comprises upright side-strut, the lower end of 2 side-struts withstands on the Crown shape bottle cap end face and surrounds the periphery of answering the line cut channel in advance, is stuck in the outstanding outside of answering the line cut channel in advance.
The free end of described lever sheet comprises 1 tab, and the end face of Crown shape bottle cap comprises 1 recessed groove, and described tab is bent downwardly, and inserts the groove of described Crown shape bottle cap end face.
Whether the line cut channel of answering in advance of the easy-to-draw explosion-proof bottle cap of the utility model utilizes blade, but come out with die stamping, cut channel can not dashed saturating, bottle cap can not split from answering the line cut-crease lines in advance yet when beer or band were pressed beverage filling, after the encapsulation, the good sealing effect of bottle cap, beer or band are pressed the long shelf-life of beverage.The easy-to-draw explosion-proof bottle cap of the utility model answer line cut channel connecting bridge thinner in advance, not only can reduce the opening resistance of bottle cap, also has good explosion-proof, when in the transportation or weather when the beer in the bottle or beverage are because of hypertonia when hot, at first break through and answer the line cut channel in advance along the arc on the limit, riveting point 301, tear 2 linear portions 302 then, liquid is gushed out from the opening part of answering the line cut channel in advance of bottle cap in the bottle, prevent that bottle blast glass from hurting sb.'s feelings, can improve the percent recovery of safety and glass bottle.
[description of drawings]
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the front view of the easy-to-draw explosion-proof bottle cap embodiment of the utility model.
Fig. 2 is that A among Fig. 1 is to cutaway view.
Fig. 3 is the back view of the easy-to-draw explosion-proof bottle cap embodiment of the utility model.
Fig. 4 is the partial enlarged drawing at C position among Fig. 2.
Fig. 5 is the left view of the easy-to-draw explosion-proof bottle cap embodiment of the utility model.
Fig. 6 is the partial enlarged drawing at D position among Fig. 5.
Fig. 7 is that the easy-to-draw explosion-proof bottle cap embodiment of the utility model opens one of bottle cap process scheme drawing.
Fig. 8 is that the easy-to-draw explosion-proof bottle cap embodiment of the utility model opens two of bottle cap process scheme drawing.
Fig. 9 is that the easy-to-draw explosion-proof bottle cap embodiment of the utility model opens three of bottle cap process scheme drawing.
[specific embodiment]
To the embodiment 1 of the easy-to-draw explosion-proof bottle cap of the utility model shown in Figure 6, easy-to-draw explosion-proof bottle cap comprises Crown shape bottle cap and draw ring at Fig. 1, and Crown shape bottle cap is that 0.25 millimeter tin-plate sheet material is stamped to form by thickness.Draw ring comprises ring 1 and lever sheet 2, the end face of Crown shape bottle cap and 2 riveted joints of lever sheet.Have on the Crown shape bottle cap and answer line cut channel 3 in advance, answer line cut channel 3 to comprise arc 301 and 2 linear portions 302 in advance, answer the end of 2 linear portions 302 of line cut channel to extend to the edge of Crown shape bottle cap in advance, answer the arc 301 of line cut channel 3 to walk around the riveting point of Crown shape bottle cap and lever sheet 2 in advance.
The center of Crown shape bottle cap is departed from the riveting point of present embodiment, and away from the end of answering line cut channel 3 in advance (the bottle cap center is in the riveting point and answer in advance between the line cut channel end), the distance L between the center of riveting point and Crown shape bottle cap is 3.5 millimeters.
Crown shape bottle cap is staggered mutually by part 5 of answering line cut channel 3 to surround in advance and the normal direction of answering line cut channel 3 peripheries 6 along bottle cap sheet material in advance and forms the cut channel that is easy to draw back, and is outwards protruded in the periphery 6 that line cut channel 3 is answered in encirclement in advance by the part 5 of answering line cut channel 3 to surround in advance.Answering line cut channel 3 encirclement parts 5 to answer the thickness h of line cut channel 3 peripheries 6 connecting portions in advance with encirclement in advance is 1/5th of sheet metal thickness, promptly 0.05 millimeter.
Whether the line cut channel of answering in advance of this shape of present embodiment utilizes blade, but come out with die stamping, cut channel can not dashed saturating, bottle cap can not split from answering the line cut-crease lines in advance yet when beer or band were pressed beverage filling, after the encapsulation, the good sealing effect of bottle cap, beer or band are pressed the long shelf-life of beverage.
This structure of answering the line cut channel in advance not only can reduce the opening resistance of bottle cap, also has good explosion-proof, when in the transportation or weather when the beer in the bottle or beverage are because of hypertonia when hot, at first break through and answer the line cut channel in advance along the arc on the limit, riveting point 301, tear 2 linear portions 302 then, liquid is gushed out from the opening part of answering the line cut channel in advance of bottle cap in the bottle, prevents that bottle blast glass from hurting sb.'s feelings, and can improve the percent recovery of safety and glass bottle.
The angle of answering 2 linear portions 302 of line cut channel 3 in advance is 37 °.Crown shape bottle cap has 21 lobes 7 and 21 teeth groove 8, answers the two ends of line cut channel 3 to extend to respectively in 1 teeth groove 8 in advance, and the span of answering two ends of line cut channel 3 in advance just in time is 4 teeth groove.
As shown in Figure 1, answer the left end of line cut channel 3 to extend to the edge of bottle cap in advance always, answer 1 section circular arc 303,303 of right-hand member of line cut channel 3 to extend on the lobe in the outside adjacent with this cut channel place teeth groove in advance, the end of circular arc 303 and the edge of Crown shape bottle cap leave spacing.Answer in advance the two ends of line cut channel 3 extend to respectively teeth groove 8 in, can reduce by the resistance that draws back of the part 5 of answering line cut channel 3 to surround in advance, be convenient to answer in advance the left end of line cut channel 3 to be fully withdrawn, and the edge of answering the end of 1 section circular arc 303 of right-hand member of line cut channel 3 and Crown shape bottle cap in advance leaves spacing and can prevent to be broken away from fully with periphery 6 by the part 5 of being answered line cut channel 3 to surround in advance, can pull down from bottleneck simultaneously.This structure both had been convenient to bottle cap integral body is pulled from bottleneck, also was convenient to the recycling of useless bottle cap.
The lug boss 4 that the riveted joint position of Crown shape bottle cap end face has 1 punching press to form, there is 1 groove at the riveted joint position of lever sheet 2, and 1 riveted holes is arranged in the groove 202, and the lug boss 4 of Crown shape bottle cap end face passes the riveted holes and 2 riveted joints of lever sheet of lever sheet 2.
The both sides of lever sheet 2 riveted joint position grooves 202 respectively comprise the crimping 203 to upper process, to increase the rigidity of lever sheet 2.The outside of crimping 203 comprises that the lower end of 204,2 side-struts 204 of upright side-strut withstands on the encirclement of Crown shape bottle cap end face and answers in advance on the periphery 6 of line cut channel, is stuck in the outwards outstanding outside of answering line cut channel 3 in advance, can prevent that draw ring from rotating around the riveting point.
There is 1 tab 205 rear end of lever sheet 2, and the end face of Crown shape bottle cap has 1 recessed groove 9, and tab 205 is bent downwardly, and inserts in the groove 9 of Crown shape bottle cap end face, can prevent further that draw ring from rotating around the riveting point.
Because the both sides of lever sheet 2 have crimping 203 to play booster action, ring 1 has longitudinally at the connecting portion with the lever sheet, and reinforced rib 101 plays booster action, and the both sides of the connecting portion of lever sheet and ring have 2 relative arc notch 201 to play weakening effect between crimping 203 and reinforced rib 101, as Fig. 1 and shown in Figure 7, when to open bottle cap, when starting ring 1, lever sheet 2 is inevitable to bend in the B-B position.That is to say that when starting ring 1, ring 1 is that balance pivot rotates with its front end, and then be upturned during the B-B position bending of lever sheet 2 front portions, and be the fulcrum rotation with tab 205.During the B-B position perk of lever sheet 2, utilize leverage to rip and answer line cut channel 3 front end arcs 301 in advance, answer line cut channel 3 front end arcs 301 in advance, answer the line cut channel much laborsaving in advance than directly drawing back because rip by lever principle.As Fig. 8 and shown in Figure 9, had after the anterior breach, spur ring 1 again and just can like a cork the part 5 of answering line cut channel 3 to surround in advance be shut down, like a cork bottle cap is integrally pulled from bottleneck.
Embodiment of the present utility model utilizes riveting point, side-strut 204 and tab 205 to prevent that draw ring from rotating, effectively reliable, so present embodiment is well suited for using on canning line, any parts that need not change on the bottle placer can be produced, and can not break down because of draw ring rotates.
Another advantage of present embodiment is that the center of Crown shape bottle cap is departed from the riveting point, has reserved bigger space for the end face of bottle cap, is convenient to the core print product trade mark at the end face of bottle cap.
Claims (10)
1. an easy-to-draw explosion-proof bottle cap comprises Crown shape bottle cap and draw ring, and described Crown shape bottle cap is made by sheet material; Described draw ring comprises ring and lever sheet, the end face of described Crown shape bottle cap and the riveted joint of described lever sheet; Crown shape bottle cap comprises answers the line cut channel in advance, described riveting point of answering the line cut channel to walk around Crown shape bottle cap and lever sheet in advance, two ends extend to the edge of Crown shape bottle cap, it is characterized in that, described Crown shape bottle cap is answered the line cut channel to surround partly to stagger mutually with the normal direction of answering line cut channel periphery along bottle cap sheet material in advance in advance and is formed the described line cut channel of answering in advance, is outwards protruded in the periphery that the line cut channel is answered in encirclement in advance by the part of being answered the line cut channel to surround in advance; Answering the line cut channel to surround part in advance answers the thickness of line cut channel periphery connecting portion less than 1/4th of described sheet metal thickness, greater than the sixth of described sheet metal thickness with encirclement in advance.
2. easy-to-draw explosion-proof bottle cap according to claim 1 is characterized in that the center of Crown shape bottle cap is departed from described riveting point, away from described end of answering the line cut channel in advance.
3. easy-to-draw explosion-proof bottle cap according to claim 2 is characterized in that the offset distance at the center of described riveting point and Crown shape bottle cap is greater than 3 millimeters.
4. easy-to-draw explosion-proof bottle cap according to claim 1 is characterized in that, described Crown shape bottle cap comprises 21 lobes and 21 teeth groove, and extend respectively in 1 teeth groove at the described two ends of line cut channel of answering in advance, and the span of answering two ends of line cut channel in advance is 4 teeth groove.
5. easy-to-draw explosion-proof bottle cap according to claim 4 is characterized in that, described 1 end of line cut channel of answering in advance comprises 1 section circular arc, described extending on the lobe adjacent with the place teeth groove, and the end of circular arc and the edge of Crown shape bottle cap leave spacing.
6. easy-to-draw explosion-proof bottle cap according to claim 1, it is characterized in that, the described line cut channel of answering in advance comprises arc and 2 linear portions, answers the arc of line cut channel to walk around the riveting point of Crown shape bottle cap and lever sheet in advance, and described to answer the angle of 2 linear portions of line cut channel in advance be 34 ° to 40 °.
7. easy-to-draw explosion-proof bottle cap according to claim 1, it is characterized in that, described lever sheet comprises 2 relative arc notch with the both sides of the connecting portion of ring, the connecting portion of described ring and lever sheet comprises reinforced rib longitudinally, and described reinforced rib extends to the connecting portion of described lever sheet and ring.
8. easy-to-draw explosion-proof bottle cap according to claim 3, it is characterized in that, the riveted joint position of Crown shape bottle cap end face comprises the lug boss that 1 punching press forms, the riveted joint position of described lever sheet comprises 1 groove, comprise 1 riveted holes in the described groove, described lug boss passes described riveted holes and the riveted joint of lever sheet.
9. easy-to-draw explosion-proof bottle cap according to claim 8, it is characterized in that, the both sides of described lever sheet riveted joint position groove comprise the crimping to upper process, the outside of described crimping comprises upright side-strut, the lower end of 2 side-struts withstands on the Crown shape bottle cap end face and surrounds the periphery of answering the line cut channel in advance, is stuck in the outstanding outside of answering the line cut channel in advance.
10. easy-to-draw explosion-proof bottle cap according to claim 1 is characterized in that, the free end of described lever sheet comprises 1 tab, and the end face of Crown shape bottle cap comprises 1 recessed groove, and described tab is bent downwardly, and inserts the groove of described Crown shape bottle cap end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205501691U CN201808772U (en) | 2010-09-30 | 2010-09-30 | Easy-to-open explosion-proof bottle cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205501691U CN201808772U (en) | 2010-09-30 | 2010-09-30 | Easy-to-open explosion-proof bottle cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201808772U true CN201808772U (en) | 2011-04-27 |
Family
ID=43891714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205501691U Expired - Fee Related CN201808772U (en) | 2010-09-30 | 2010-09-30 | Easy-to-open explosion-proof bottle cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201808772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI451996B (en) * | 2012-09-11 | 2014-09-11 |
-
2010
- 2010-09-30 CN CN2010205501691U patent/CN201808772U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI451996B (en) * | 2012-09-11 | 2014-09-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20150930 |
|
| EXPY | Termination of patent right or utility model |