CN112690671B - Pot lid self-lock device and have scour protection thermo jug of this structure thereof - Google Patents
Pot lid self-lock device and have scour protection thermo jug of this structure thereof Download PDFInfo
- Publication number
- CN112690671B CN112690671B CN202110113720.9A CN202110113720A CN112690671B CN 112690671 B CN112690671 B CN 112690671B CN 202110113720 A CN202110113720 A CN 202110113720A CN 112690671 B CN112690671 B CN 112690671B
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- Prior art keywords
- self
- discharge valve
- locking bolt
- kettle
- lid
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J41/00—Thermally-insulated vessels, e.g. flasks, jugs, jars
- A47J41/02—Vacuum-jacket vessels, e.g. vacuum bottles
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J41/00—Thermally-insulated vessels, e.g. flasks, jugs, jars
- A47J41/0005—Thermally-insulated vessels, e.g. flasks, jugs, jars comprising a single opening for filling and dispensing provided with a stopper
- A47J41/0011—Thermally-insulated vessels, e.g. flasks, jugs, jars comprising a single opening for filling and dispensing provided with a stopper the stopper being completely removed from the opening during dispensing
Abstract
The invention relates to a kettle cover self-locking device, wherein a kettle cover comprises a cover and an inner liner, the cover is buckled on the inner liner, a support column is arranged at the upper end of the inner liner, a self-locking bolt penetrates through the outer wall of the inner liner and is sleeved on a self-locking bolt sliding cover plate and a cylindrical self-locking bolt pressure spring, the other end of the self-locking bolt presses against the support column of the inner liner, a second segmented thread is arranged on the periphery of the inner liner, and a first segmented thread which can be in threaded connection with the second segmented thread is arranged on the inner wall of a middle ring of a handle. The invention also provides an anti-impact heat preservation kettle with the kettle cover self-locking device. The self-locking kettle cover can be immediately self-locked after being arranged at the corresponding position of the kettle body, so that the kettle cover cannot be unscrewed and taken out at any time, and can be taken out only after strong air pressure in the kettle is exhausted when the kettle cover needs to be taken out, and the use safety is good.
Description
Technical Field
The invention relates to the technical field of thermo jug, in particular to a jug cover self-locking device and an anti-impact thermo jug with the structure.
Background
At present, in the technical field of thermos bottles, a pouring overflow-proof thermos bottle is popular, which is characterized in that a kettle cover cannot be automatically opened after a kettle body is poured, and water in the kettle cannot overflow. To achieve the above-mentioned anti-overflow function, a lock catch is generally designed on the lid, and a lock catch matched with the lock catch is arranged on the body of the kettle. When the kettle cover is closed, the lock catch switch on the kettle cover is operated to enable the lock catch to be protruded to be buckled with the buckling position on the kettle body, so that the kettle cover is locked, the water in the kettle is prevented from overflowing when the kettle is opened after the kettle is poured, and the function of preventing the kettle from overflowing when the kettle is poured is further achieved. Meanwhile, the kettle cover similar to the thermos kettle in the current market has no self-locking function, and can be unscrewed at will, so that boiled water in the kettle can be flushed out by large air pressure when the kettle cover is unscrewed, and potential safety hazards exist.
Disclosure of Invention
The invention aims to provide a kettle lid self-locking device and an anti-impact thermos kettle with the same, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a pot lid self-lock device, the pot lid includes lid and inside lining, the lid is detained and is pressed on the inside lining, pot lid self-lock device includes from set bar, auto-lock bolt sliding closure and auto-lock bolt pressure spring, the inside lining upper end is equipped with the support column, the auto-lock bolt passes the outer wall of inside lining and by the one end bolt cover of auto-lock bolt sliding closure, auto-lock bolt pressure spring on the cylindric of self-lock bar, the support column of inside lining is withstood to the other end, the periphery of inside lining is equipped with second segmentation screw thread, the handle midrange inner wall be equipped with can with second segmentation threaded connection's first segmentation screw thread.
Preferably, still including being located the inside lining flexible discharge valve, discharge valve is located the lower extreme of button, discharge valve has been cup jointed near the one end of button discharge valve and has been kept off the knot, discharge valve keeps off and is equipped with discharge valve compression spring between knot and the inside lining, discharge valve compression spring cup joints the periphery at inside lining and discharge valve, the lower extreme of inside lining is equipped with the little umbrella structure of cup jointing in the discharge valve periphery, the periphery and the vacuum kettle body inner wall of little umbrella structure are equipped with little umbrella sealing washer, be equipped with little umbrella compression spring between little umbrella structure and the inside lining, little umbrella compression spring cup joints the periphery at discharge valve, discharge valve is close to the one end of vacuum kettle body and is equipped with the discharge valve sealing washer of cup jointing at discharge valve tip, be equipped with a plurality of air discharge duct on the discharge valve.
Preferably, one side of the handle middle ring, which is close to the self-locking bolt, is provided with a limiting column, and one side of the limiting column is provided with a positioning surface.
Preferably, the first segmented thread is provided with a stop point.
Preferably, one end of the second section thread is provided with a second section thread first end face, and the other end of the second section thread is provided with a second section thread second end face.
Preferably, a handle middle ring sealing ring is arranged between the upper end of the vacuum kettle body and the handle middle ring.
Preferably, a lining sealing ring is arranged between the handle middle ring and the lining.
The invention also provides an anti-impact heat preservation kettle which is provided with the kettle cover self-locking device and further comprises a kettle body and a kettle cover, wherein the kettle body comprises a handle middle ring and a vacuum kettle body, the lower end of the handle middle ring is buckled with the vacuum kettle body, a kettle opening is formed in the cover, a fulcrum is arranged in the cover, a button connected with the fulcrum is arranged on one side of the cover, and the button drives the unlocking and locking.
Compared with the prior art, the invention has the beneficial effects that:
when the kettle cover needs to be taken out, a button in the kettle cover is pressed down, the button rotates downwards through a fulcrum, at the moment, an exhaust valve moves downwards under the action of the button, a sealing ring is separated from a small umbrella structure (at the moment, the small umbrella structure is kept in place under the action of the pressure in the kettle to seal the lower end opening of a lining), the pressure in the kettle is exhausted from an exhaust groove of the exhaust valve to the inner pressure of the kettle and disappears, the small umbrella structure is separated from the lower end opening of the lining simultaneously with the small umbrella sealing ring under the action of a small umbrella compression spring, when the button is pressed down, an end point of a self-locking bolt is pushed to slide leftwards under the action of a button, when the button is pressed down to a specified position, the self-locking bolt is also separated from a limiting column on a middle ring of the handle at the same time to achieve unlocking, the kettle cover rotates anticlockwise for 30 degrees leftwards and rightwards (the button is pressed down all the time without loosening), when a second end surface of a second section of a thread contacts the middle ring of the handle, the segmented thread of the liner on the kettle cover is separated from the segmented thread of the handle, and the kettle cover can be easily taken out and cannot be blown open by air. The self-locking device can immediately produce self-locking action after being arranged at a corresponding position of the kettle body, so that the kettle can not be unscrewed and taken out at any time, and when the kettle cover needs to be taken out, the self-locking device needs to be opened and stronger air pressure in the kettle is discharged at the same time, and then the kettle can be taken out.
Other features and advantages of the present invention will be disclosed in more detail in the following detailed description of the invention and the accompanying drawings.
Drawings
FIG. 1 is a cross-sectional view of an anti-scour insulated kettle according to the present invention;
FIG. 2 is a schematic diagram of the self-locking action of the scour prevention thermos of the present invention;
FIG. 3 is a schematic diagram of the unlocking action of the scour prevention thermos of the present invention;
FIG. 4 is a partial cross-sectional view of the impact resistant thermos of the present invention with the button depressed;
FIG. 5 is a side view of an air release valve in the anti-impingement flask of the present invention;
fig. 6 is a top view of the self-locking bolt in the scour prevention thermos of the invention.
In the figure: 1. a cover; 2. an exhaust valve; 3. the exhaust valve is blocked and buckled; 4. a button; 5. a discharge valve compression spring; 7. a self-locking bolt; 8. a self-locking bolt pressure spring; 9. a sliding cover plate of the self-locking bolt; 10. a handle middle ring; 11. a small umbrella structure; 12. a vacuum kettle body; 13. a limiting column; 14. a first segmented thread; 15. a second segmented thread; 16. a second segmented threaded second end face; 17. a second segmented threaded first end face; 18. a stop point; 19. positioning the surface; 20. an exhaust valve sealing ring; 22. the small umbrella compresses the spring; 23. a liner; 24. a lining sealing ring; 25. a handle ring sealing ring; 26. a small umbrella sealing ring; 27. a pot lid; 28. a kettle body; 29. a fulcrum; 30. a support pillar; 31. a kettle mouth; 32. an exhaust groove; 33. an endpoint.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, in an embodiment of the present invention, the pot lid 27 includes a lid 1 and an inner liner 23, the lid 1 is fastened to the inner liner 23, the pot lid 27 includes a self-locking bolt 7, a self-locking bolt sliding cover plate 9, and a self-locking bolt compression spring 8, a support column 30 is disposed at an upper end of the inner liner 23, the self-locking bolt 7 penetrates through an outer wall of the inner liner 23, and is sleeved on a cylinder of the self-locking bolt 7 by the self-locking bolt sliding cover plate 9 and one end of the self-locking bolt compression spring 8, the other end of the self-locking bolt sliding cover plate and the other end of the self-locking bolt compression spring 8, a second segmented thread 15 is disposed on an outer periphery of the inner liner 23, and a first segmented thread 14 capable of being connected to the second segmented thread 15 is disposed on an inner wall of the handle middle ring 10. Also comprises a vent valve 2 which is positioned in the inner lining 23 and stretches and retracts, the vent valve 2 is positioned at the lower end of the button 4, an exhaust valve retaining buckle 3 is sleeved at one end of the exhaust valve 2 close to the button 4, an exhaust valve compression spring 5 is arranged between the exhaust valve retaining buckle 3 and the inner lining 23, the exhaust valve compression spring 5 is sleeved on the peripheries of the lining 23 and the exhaust valve 2, the lower end of the lining 23 is provided with a small umbrella structure 11 sleeved on the periphery of the exhaust valve 2, a small umbrella sealing ring 26 is arranged on the periphery of the small umbrella structure 11 and the inner wall of the vacuum kettle body 12, a small umbrella compression spring 22 is arranged between the small umbrella structure 11 and the inner lining 23, the small umbrella compression spring 22 is sleeved on the periphery of the exhaust valve 2, one end of the exhaust valve 2 close to the vacuum kettle body 12 is provided with an exhaust valve sealing ring 20 which is sleeved at the end part of the exhaust valve 2, and the exhaust valve 2 is provided with a plurality of exhaust grooves 32. One side of the handle middle ring 10 close to the self-locking bolt 7 is provided with a limiting column 13, and one side of the limiting column 13 is provided with a positioning surface 19. The first segmented thread 14 is provided with a stop point 18. One end of the second sectional thread 15 is provided with a second sectional thread first end surface 17, and the other end of the second sectional thread 15 is provided with a second sectional thread second end surface 16.
A handle middle ring 10 sealing ring is arranged between the upper end of the vacuum kettle body 12 and the handle middle ring 10, and a lining 23 sealing ring is arranged between the handle middle ring 10 and the lining 23.
The utility model provides an scour protection thermo jug, has like above-mentioned pot lid 27 self-lock device, still includes the kettle body 28 and pot lid 27, the kettle body 28 includes circle 10 and vacuum kettle body 12 in the handle, the vacuum kettle body 12 is detained to the lower extreme of circle 10 in the handle, be equipped with hu kou 31 on the lid 1, be equipped with fulcrum 29 in the lid 1, one side of lid 1 is equipped with the button 4 of being connected with fulcrum 29, the button 4 drive is unblanked and is locked.
The self-locking thermos flask mainly comprises the following components in figures 1 and 2:
firstly, the kettle cover 27 is formed by buckling and pressing the cover 1 and the lining 23 to form a kettle cover body, the button 4 and a pivot 29 of the cover 1 form a rotary connection, the exhaust valve 2 abuts against the button 4 through the small umbrella structure 11 and the top end of the lining 23, and the exhaust valve 2 and the small umbrella structure 11 form a device for closing the lower end of the lining 23 and discharging water under the relative action of the exhaust valve retaining buckle 3, the exhaust valve compression spring 5, the small umbrella compression spring 22, the exhaust valve sealing ring 20 and the small umbrella sealing ring 26.
Second, self-locking structure: the self-locking bolt 7 penetrates through the outer wall of the lining, and the self-locking bolt sliding cover plate 9 compresses the spring 22 and the support column 30 on the lining 23 form a body capable of sliding left and right.
Thirdly, the kettle body 28 is formed by buckling the vacuum kettle body 12 at the lower end of the handle middle ring 10. The connection between the pot lid 27 and the pot body 28 is a thermos bottle formed by the second section thread 15 of the inner liner 23 and the first section thread 14 in the middle ring of the handle.
Fourthly, keep off and detain 3 knot at discharge valve 2 tip, under the effect of its discharge valve pressure spring 5, button 4 is being pushed up on discharge valve 2 top, little umbrella structure 11 causes discharge valve sealing washer 20 under the effect of little umbrella compression spring 22 simultaneously, little umbrella sealing washer 26 jointly with little umbrella structure cooperation department and discharge valve and little umbrella structure cooperation department play the sealed effect, form a confined water outlet device, guarantee in the kettle boiling water can not follow kettle mouth 31 outflow under the condition of button 4.
Fifthly, the self-locking bolt 7 penetrates through the outer wall of the lining and is sleeved on the cylindrical self-locking bolt by a self-locking bolt sliding cover plate 9 and one end of a self-locking bolt pressure spring 8, the other end of the self-locking bolt sliding cover plate props against a supporting column 30 of the lining 23, the self-locking bolt sliding cover plate 9 is connected to the corresponding position of the lining 23 by self-tapping screws, and the self-locking bolt sliding cover plate form a component which can slide left and right.
Sixthly, the pot lid 27 is placed into the handle middle ring 10 according to the direction alignment mark A (the pot lid 27 and the handle middle ring 10 are both designed with the direction alignment mark A), and rotates clockwise, under the action of the first section threads 14 and the second section threads 15, the pot lid 27 is tightly connected with the pot body 12 in place, the self-locking bolt pressure spring 8 and the limiting column 13 on the handle middle ring 10 slowly retreat backwards from the lock bolt 7 during rotation, when the first end face 17 of the second section threads on the liner 23 rotates to the stopping point 18 on the first section threads 14 of the handle middle ring 10, the self-locking bolt 7 slides forwards to the positioning face 19 on one side of the limiting column 13 on the middle ring handle 10 under the action of the self-locking bolt pressure spring 8, and thus the pot lid is successfully self-locked.
Seventh, when the kettle lid needs to be taken out, the button 4 in the kettle lid 27 is pressed down, the button rotates downwards through the fulcrum 29, at this time, the exhaust valve 2 moves downwards under the action of the button 4, the sealing ring 20 is separated from the umbrella structure (at this time, the umbrella structure 11 is kept in place under the action of the air pressure in the kettle to seal the lower port part of the lining 23), the air pressure in the kettle is exhausted from the exhaust groove 32 of the exhaust valve 2, the air pressure in the kettle disappears, the umbrella structure 11 is separated from the lower port part of the lining 23 simultaneously with the umbrella sealing ring 26 under the action of the umbrella compression spring 22, the end point 33 of the self-locking bolt 7 pushes the self-locking bolt 7 to slide leftwards under the action of the button 4, when the button is pressed to a specified position, the self-locking bolt 7 is also separated from the limiting column 13 on the middle ring of the handle to unlock, at this time, the kettle lid 27 rotates anticlockwise by 30 degrees (the button is pressed all the time without loosing the hand), when the second end surface 16 of the second sectional thread contacts the position of the handle middle ring 10, the lining sectional thread on the pot lid is separated from the handle sectional thread, and the pot lid can be easily taken out and cannot be blown open by air.
It will be appreciated that the button 4 is provided with an end point 33 on the side thereof adjacent the deadbolt slide 9 whereby point contact between the deadbolt slide 9 and the button 4 is achieved thereby improving the stability and efficiency of operation of the button 4.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A pot lid self-locking device is characterized in that the pot lid self-locking device comprises a self-locking bolt, a self-locking bolt sliding cover plate and a self-locking bolt pressure spring, a supporting column is arranged at the upper end of the inner liner, the self-locking bolt penetrates through the outer wall of the inner liner and is sleeved on the cylinder of the self-locking bolt through one end of the self-locking bolt sliding cover plate and one end of the self-locking bolt pressure spring, the other end of the self-locking bolt penetrates against the supporting column of the inner liner, second sectional threads are arranged on the periphery of the inner liner, and first sectional threads which can be connected with the second sectional threads are arranged on the inner wall of a middle ring of a handle; still including being located the flexible discharge valve of inside lining, discharge valve is located the lower extreme of button, discharge valve has been cup jointed near the one end of button and has been kept off the knot, discharge valve keeps off and is equipped with discharge valve compression spring between knot and the inside lining, discharge valve compression spring cup joints the periphery at inside lining and discharge valve, the lower extreme of inside lining is equipped with the little umbrella structure of cup jointing in the discharge valve periphery, the periphery and the vacuum kettle body inner wall of little umbrella structure are equipped with little umbrella sealing washer, be equipped with little umbrella compression spring between little umbrella structure and the inside lining, little umbrella compression spring cup joints the periphery at discharge valve, discharge valve is close to the one end of vacuum kettle body and is equipped with the discharge valve sealing washer of cup jointing at the discharge valve tip, be equipped with a plurality of air discharge duct on the discharge valve.
2. The kettle lid self-locking device according to claim 1, wherein a limiting column is arranged on one side of the handle middle ring close to the self-locking bolt, and a positioning surface is arranged on one side of the limiting column.
3. The self-locking device for the pot lid as claimed in claim 1, wherein the first segment thread is provided with a stop point.
4. The self-locking device for the pot lid as claimed in claim 1, wherein one end of the second sectional thread is provided with a first end surface of the second sectional thread, and the other end of the second sectional thread is provided with a second end surface of the second sectional thread.
5. The self-locking device for the pot lid as claimed in claim 1, wherein a sealing ring of the middle handle ring is arranged between the upper end of the vacuum pot body and the middle handle ring.
6. The self-locking device for the pot lid as claimed in claim 1, wherein a lining sealing ring is arranged between the handle middle ring and the lining.
7. An anti-impact thermos flask with a self-locking device for the lid as defined in any one of claims 1-6, further comprising a flask body and a lid, wherein the flask body comprises a handle middle ring and a vacuum flask body, the vacuum flask body is buckled by the lower end of the handle middle ring, a flask opening is arranged on the lid, a fulcrum is arranged in the lid, and a button connected with the fulcrum is arranged on one side of the lid and drives the unlocking and locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110113720.9A CN112690671B (en) | 2021-01-27 | 2021-01-27 | Pot lid self-lock device and have scour protection thermo jug of this structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110113720.9A CN112690671B (en) | 2021-01-27 | 2021-01-27 | Pot lid self-lock device and have scour protection thermo jug of this structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112690671A CN112690671A (en) | 2021-04-23 |
| CN112690671B true CN112690671B (en) | 2022-01-11 |
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ID=75516309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110113720.9A Active CN112690671B (en) | 2021-01-27 | 2021-01-27 | Pot lid self-lock device and have scour protection thermo jug of this structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112690671B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2078582U (en) * | 1990-10-29 | 1991-06-12 | 马党生 | Vacuum bottle capable of automatic opening the top |
| CN2161226Y (en) * | 1993-07-21 | 1994-04-13 | 马顺源 | Contactless opening and clothing device for water bottle |
| CN2268469Y (en) * | 1996-04-09 | 1997-11-26 | 陈晓勤 | Easily cleaning thermos |
| CN2388905Y (en) * | 1999-07-22 | 2000-07-26 | 高秀峰 | Vacuum bottle for easy opened stopper |
| CN2790368Y (en) * | 2004-11-11 | 2006-06-28 | 吕文广 | Vacuum flask switch |
| CN103815741A (en) * | 2012-11-19 | 2014-05-28 | 膳魔师株式会社 | Bolt of drink container |
| CN206560317U (en) * | 2016-09-13 | 2017-10-17 | 广东美的生活电器制造有限公司 | Pot lid and electric kettle |
-
2021
- 2021-01-27 CN CN202110113720.9A patent/CN112690671B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2078582U (en) * | 1990-10-29 | 1991-06-12 | 马党生 | Vacuum bottle capable of automatic opening the top |
| CN2161226Y (en) * | 1993-07-21 | 1994-04-13 | 马顺源 | Contactless opening and clothing device for water bottle |
| CN2268469Y (en) * | 1996-04-09 | 1997-11-26 | 陈晓勤 | Easily cleaning thermos |
| CN2388905Y (en) * | 1999-07-22 | 2000-07-26 | 高秀峰 | Vacuum bottle for easy opened stopper |
| CN2790368Y (en) * | 2004-11-11 | 2006-06-28 | 吕文广 | Vacuum flask switch |
| CN103815741A (en) * | 2012-11-19 | 2014-05-28 | 膳魔师株式会社 | Bolt of drink container |
| CN206560317U (en) * | 2016-09-13 | 2017-10-17 | 广东美的生活电器制造有限公司 | Pot lid and electric kettle |
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| Publication number | Publication date |
|---|---|
| CN112690671A (en) | 2021-04-23 |
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