CN109431202B - Magnetic self-locking device for cup cover - Google Patents
Magnetic self-locking device for cup cover Download PDFInfo
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- CN109431202B CN109431202B CN201811527991.3A CN201811527991A CN109431202B CN 109431202 B CN109431202 B CN 109431202B CN 201811527991 A CN201811527991 A CN 201811527991A CN 109431202 B CN109431202 B CN 109431202B
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- cup cover
- locking
- bin
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000001746 injection moulding Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 241000190070 Sarracenia purpurea Species 0.000 abstract description 8
- 230000007246 mechanism Effects 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G19/00—Table service
- A47G19/22—Drinking vessels or saucers used for table service
- A47G19/2205—Drinking glasses or vessels
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- Closures For Containers (AREA)
- Thermally Insulated Containers For Foods (AREA)
Abstract
The invention belongs to the technical field of water cup containers, and particularly relates to a magnetic self-locking device for a cup cover. Comprises a first magnetic bin and a buckling groove which are fixedly arranged on a cup cover, and a locking piece arranged on a cup body; the locking piece is provided with a second magnetic bin which can attract the first magnetic bin by magnetic force; the locking piece is provided with a locking hook which can be inserted into the locking groove to form a back-off for locking; the locking piece is movable or rotatable, and the locking piece is moved or rotated under the action of external force, so that the locking hook can be separated from the locking groove, and the cup cover and the cup body are unlocked; meanwhile, the second magnetic bin and the first magnetic bin are separated by a certain distance, the distance ensures that attractive magnetic force is reserved between the first magnetic bin and the second magnetic bin, and after the external force is removed and the cup cover is covered, the second magnetic bin can be attracted back to the original position, namely the locking piece moves or rotates to return to the original position, and the locking hook is inserted back into the locking groove for locking. The invention has the advantages of simple structure, convenient and quick operation of the cover opening and Guan Gaisuo stop of the water cup by one hand.
Description
Technical Field
The invention belongs to the technical field of water cup containers, and particularly relates to a magnetic self-locking device for a cup cover.
Background
The market variety of the current cup is numerous, and in order to be convenient for users to use, each manufacturer is rack brains on the aspect of opening the structure of the cup cover. Many users find that when the user uses the water cup, the user can easily touch the button by mistake when carrying the water cup outside, so that the cup cover is opened, and water in the cup cover flows out, thereby bringing trouble to the user. Therefore, most of the water cups in the market adopt locking mechanisms, but the cup cover locking mechanisms provided by most manufacturers are purely mechanical, and the locking mechanisms are manually operated by users to open/close, so that secondary operation locking is needed in most cases. Sometimes, forgetting and locking the cup cover can be caused. The use is inconvenient.
Disclosure of Invention
The invention aims to provide the magnetic self-locking device for the cup cover, which has a simple structure and is convenient to operate, and is convenient for closing, locking and unlocking operations of the cup cover by a water cup with the cup cover on the market.
The invention provides a magnetic self-locking device for a cup cover, which comprises a first magnetic bin 1 and a buckling groove 4 which are fixedly arranged on the cup cover, and a locking piece 3 arranged on a cup body;
The locking piece 3 is provided with a second magnetic bin 2; magnets which are attracted to each other are respectively arranged in the first magnetic bin 1 and the second magnetic bin 2;
The lock catch piece 3 is provided with a lock hook 7, and the cup cover and the cup body are inserted into the lock catch groove 4 through the lock hook 7 to form a back-off so as to be locked together and can not be opened;
The relative position between the lock hook 7 and the second magnetic bin 2 is unchanged, the lock catch piece 3 is movable or rotatable, and the lock catch piece 3 is moved or rotated under the action of external force, so that the lock hook 7 can be separated from the lock groove 4, and the cup cover and the cup body are unlocked; meanwhile, the second magnetic bin 2 and the first magnetic bin 1 are driven to be separated by a distance a, the distance a ensures that attractive magnetic force is reserved between the first magnetic bin 1 and the second magnetic bin 2, after the external force is removed and the cup cover is covered, the lock hook 7 is inserted into the buckling groove 4, and the second magnetic bin 2 can be attracted to the original position by the first magnetic bin 1, namely the locking piece 3 is reset.
In the invention, the lock catch piece 3 comprises a pressing piece 5 and a driving plate 6;
The middle part of the pressing piece 5 is provided with a round hollow area; the lock hook 7 is arranged on the inner side of the top of the pressing piece 5 and faces inwards; the buckling groove 4 is a groove and is arranged on the outer side surface of the cup cover, and the opening is outward; the pressing piece 5 is provided with a rotating shaft 8, and is rotationally connected with the cup body through the rotating shaft 8;
the bottom of the pressing piece 5 is pressed towards the inner direction of the cup body, the pressing piece 5 rotates by taking the rotating shaft 8 as the rotating shaft, the top of the pressing piece 5 is outwards turned over towards the outer direction of the cup body, and accordingly the lock hook 7 is driven to outwards move and is separated from the buckling groove 4, and the cup cover and the cup body are unlocked;
The driving plate 6 is a disc; the diameter of the driving plate 6 is matched with the diameter of the circular hollowed-out area, and the driving plate is embedded and positioned in the circular hollowed-out area of the pressing piece 5 and can rotate back and forth in the circular hollowed-out area along the circumferential direction of the disc; the back of the driving plate 6 is provided with a column body 9; the second magnetic bin 2 is arranged on the column 9 and is positioned below the first magnetic bin 1 of the cup cover; the driving plate 6 is rotated to enable the column body 9 to rotate, and the second magnetic bin 2 is driven to rotate, so that the second magnetic bin is deviated from the lower portion of the first magnetic bin 1.
In the invention, the rear end parts of the cup cover and the cup body are connected through the rotating shaft and are provided with the elastic pieces, when the cup cover is covered on the cup body, the elastic pieces are compressed to generate elastic force which is used as external force for opening the cup cover;
The first magnetic bin 1 is arranged in the front end area of the cup cover, and the locking piece 3 is arranged in the front end area of the cup body;
When the cup cover is covered on the cup body, a gap 11 is formed between the front end area of the cup cover and the cup mouth;
the front end part area of the cup body is positioned in front of the water containing cavity of the cup body, a space is formed in the front end part area of the cup body and is used as a locking device cavity 10, the front opening of the cavity is outwards facing forwards, and meanwhile, the top surface of the locking device cavity 10 is also provided with a top opening, so that the cavity of the locking device cavity 10 can be directly contacted with the bottom surface of the front end part area of the cup cover and a gap 11;
The pressing piece 5 and the driving plate 6 are arranged at the front opening position of the cavity; the left and right protruding rotating shafts 8 of the pressing piece 5 are inserted into preset rotating holes on the left and right inner sides of the front opening of the cavity and are connected in a rotating way; the column body 9 is inserted into the locking device cavity 10, the rear end part of the column body is not attached to the inner side wall of the locking device cavity 10, and a gap for the column body 9 to move inwards is reserved;
The locking device cavity 10 is positioned below the first magnetic bin 1; the column body 9 is inserted into the locking device cavity 10, the upper end face is close to the bottom face and the gap 11 of the front end part area of the cup cover, and the second magnetic bin 2 is arranged at the position of the column body 9 close to the upper end face and is positioned right below the first magnetic bin 1;
The inner bottom of the pressing piece 5 stretches out a limit stop 12 into the locking device cavity 10, and the length of the limit stop 12 is shorter than that of the column body 9;
when the second magnetic bin 2 is positioned right below the first magnetic bin 1, the column body 9 extends upwards and downwards to form a clamping tongue piece 13 respectively, and the clamping tongue piece 13 at the upper part extends into the gap 11 and is tightly attached to the rear side wall of the front end part area of the cup cover; the lower clamping tongue piece 13 stretches into the limit stop 12 and is clung to the rear end face of the limit stop 12.
In the invention, the rear end face of the limit stop 12 is divided into an upper area and a lower area: the upper region is in contact with the lower snap tab 13; the lower region is not in contact with the inner side wall of the locking device cavity 10 leaving a gap in which the resilient means 14 capable of compressing rebound is arranged; when the pressing piece 5 is pressed down by external force, the limit stop 12 compresses the elastic device, and when the external force is removed, the elastic device 14 rebounds to return the pressing piece 5 to the original position.
The elastic device is a spring or a soft rubber block.
In the invention, the cup body comprises a water storage bottle and a bottle opening locking part 15 nested in the bottle opening of the water storage bottle, and the bottle opening locking part 15 is formed by injection molding of plastic materials; the cup cover is formed by injection molding of plastic materials, covers the bottle opening locking part 15 and the bottle opening of the water storage bottle, and is connected with the rear end part of the bottle opening locking part 15 through a rotating shaft; the locking device cavity 10 is provided on the finish locking portion.
When the invention is used, when the lock catch piece 3 is pressed, the front end face of the clamping tongue piece 13 at the upper part of the column body 9 of the driving plate 6 is propped against the rear side wall of the front end part area of the cup cover, the lower end part of the driving plate 6 is limited to be pressed down based on the rocker principle, and meanwhile, the limit stop 12 of the pressing piece 5 is propped against the front end face of the clamping tongue piece 13 at the lower part, and the pressing piece 5 is limited to be pressed down; based on the ingenious linkage limiting, the lower part of the whole locking piece 3 is locked and can not be pressed downwards, based on the wane principle, the locking hook 7 at the upper end of the pressing piece 5 can not be separated from the buckling groove 4, and the cup cover and the cup body are locked and closed.
When the dial plate 6 is rotated and the column body 9 is rotated, the upper clamping tongue piece 13 enters the locking device cavity 10 along with the rotation of the gap 11; the lower clamping tongue piece 13 is separated from the rear end surface of the limit stop 12 along with rotation; the lower ends of the pressing piece 5 and the driving plate 6 can be pressed downwards (namely, the lower part of the lock catch piece 3 can be pressed downwards), and based on the wane principle, the lock hook 7 at the upper end of the pressing piece 5 can be separated from the buckling groove 4, so that the cup cover and the cup body are unlocked; at this time, the cup cover is sprung open by the elasticity of the elastic sheet at the rotating shaft of the rear end part of the cup cover and the cup body. At this time, the first magnetic bin 1 is separated along with the cup cover, and the second magnetic bin 2 keeps the rotated position.
When the cup cover is covered, the first magnetic bin 1 is covered into an original position along with the cup cover, the lock hook 7 is inserted into the lock groove 4, at the moment, the second magnetic bin 2 is adsorbed by the first magnetic bin 1 under the action of magnetic force adsorption, namely, the upper and lower clamping tongue pieces 13 return, the lock catch piece 3 cannot be pressed, and the cup cover and the cup body are locked and closed.
The invention has the advantages of simple and ingenious structure, convenient and quick use, one-hand operation, and one-step closing and locking of the water cup.
Drawings
Fig. 1 is a schematic diagram showing an internal structure of a side section at the time of locking in an embodiment.
Fig. 2 is a schematic side sectional partial structure when the cover is unlocked according to the embodiment.
FIG. 3 is a schematic view of a partially enlarged side cross-sectional view of an embodiment cap and cup (finish locking portion).
FIG. 4 is a schematic view of the rear sidewall portion of the front end region of the lid and the interior of the locker, showing the locked connection of the lid and the locker.
Fig. 5 is an exploded view of an embodiment.
Reference numerals in the drawings: 1 is a first magnetic bin, 2 is a second magnetic bin, 3 is a locking piece, 4 is a buckling groove, 5 is a pressing piece, 6 is a driving plate, 7 is a locking hook, 8 is a rotating shaft, 9 is a cylinder, 10 is a locking device cavity, 11 is a gap, 12 is a limit stop, 13 is a clamping tongue piece, 14 is an elastic device, and 15 is a bottleneck locking part.
Detailed Description
The cup body selected by the invention comprises a stainless steel water storage bottle and a bottle opening locking part 15 nested in the bottle opening of the water storage bottle, and the bottle opening locking part 15 is formed by injection molding of plastic materials; the cup cover is formed by injection molding of plastic materials, covers the bottle opening locking part 15 and the bottle opening of the water storage bottle, and is in locking connection with the bottle opening locking part 15.
The rear end of the cup cover is connected with the rear end of the bottle opening locking part 15 of the cup body through a rotating shaft, and is provided with an elastic sheet, and when the cup cover is covered on the cup body, the elastic sheet is compressed to generate elastic force which is used as external force for opening the cup cover; the first magnetic bin 1 and the buckling groove 4 are arranged at the front end part of the cup cover, and a magnet is arranged in the first magnetic bin 1; the locking piece 3 and the locking device cavity 10 are arranged at the front end part of the bottle opening locking part 15; specific:
The lock catch piece 3 is round and comprises a pressing piece 5 and a driving plate 6;
the pressing piece 5 is in a circular ring shape, the diameter of the outer circle is 24mm, the diameter of the inner circle is 19mm, and the thickness is 4mm; the lock hook 7 is arranged on the inner side of the top of the pressing piece 5 and is integrally formed with the pressing piece 5, and the direction of the lock hook is inwards (toward Chu Shuiping); the buckling groove 4 is a groove and is arranged on the outer side surface of the cup cover, and the opening is outward; an inclined plane is arranged at the bottom of the front end of the cup cover below the buckling groove 4, so that the latch hook 7 can conveniently slide into the buckling groove 4 when the cup cover is covered; as shown in fig. 1;
The left and right sides of the pressing piece 5 are provided with integrally injection molded rotating shafts 8, and the rotating shafts 8 are rotationally connected with a bottle opening locking part 15;
The driving plate 6 is a disc; the diameter of the driving plate 6 is matched with the diameter of the circular hollowed-out area, is embedded and positioned in the circular hollow part of the pressing piece 5, and can rotate back and forth in the circular hollowed-out area along the circumferential direction of the disc; the back of the driving plate 6 is provided with a column body 9 extending towards the bottle body of the water storage bottle, and the diameter of the column body is 11.8mm; the second magnetic bin 2 is arranged on the column 9, a magnet is placed in the second magnetic bin 2, can attract the magnet in the first magnetic bin 1, and is positioned right below the first magnetic bin 1 of the cup cover; the driving plate 6 is rotated to enable the column body 9 to rotate, and the second magnetic bin 2 is driven to rotate, so that the second magnetic bin is deviated from the first magnetic bin 1. The rotation angle of the driving plate 6 is limited to 45-90 degrees, the specific rotation angle can be adjusted according to the magnetic force of the selected magnet and the size of the cup, and after rotation, enough magnetic force is absorbed back to the second magnetic bin 2 between the first magnetic bin 1 and the second magnetic bin 2.
When the cup cover is covered on the cup body, a gap 11 is formed between the front end area of the cup cover, the locking device cavity 10 and the mouth of the bottle.
The front opening of the locking device cavity 10 is forward to the outside, and meanwhile, the top surface of the locking device cavity 10 is also provided with a top opening, so that the locking device cavity 10 can directly contact the bottom surface of the front end area of the cup cover and the gap 11; as shown in fig. 3.
The pressing piece 5 and the driving plate 6 of the lock catch piece 3 are arranged at the front opening position of the cavity, the lower half part of the whole lock catch piece 3 is covered at the front opening position of the cavity of the locking device cavity 10, and the upper half part is covered at the front end surface of the cup cover, so that the lock hook 7 at the top of the pressing piece 5 can be corresponding to the position of the lock groove 4 of the cup body.
The rotating shafts 8 protruding leftwards and rightwards of the pressing piece 5 are inserted into rotating holes preset on the left inner side surface and the right inner side surface of the front opening of the cavity body and are connected in a rotating mode; the cylinder 9 is inserted into the lock device chamber 10, and the rear end portion thereof is not adhered to the inner side wall of the lock device chamber 10, leaving a gap for the cylinder 9 (i.e., the dial 6) to move inward.
The bottom of the inner side of the pressing piece 5 stretches out a limit stop 12 into the locking device cavity 10, the limit stop 12 and the pressing piece 5 are integrally formed, the length of the limit stop is shorter than that of the column body 9, the height of the limit stop 12 is larger than the annular width of the pressing piece 5, and the limit stop is higher than the inner ring, so that an inward blocking of the driving plate 6 is formed; as shown in fig. 1; the dial 6 is prevented from being separated from the pressing piece 5 when being pressed inwards, and the pressing piece 5 can be driven to be pressed inwards together.
When the second magnetic bin 2 is positioned under the first magnetic bin 1, the column body 9 extends upwards and downwards to form a clamping tongue piece 13 in an integrated mode, and the clamping tongue piece 13 at the upper part extends into the gap 11 and is tightly attached to the rear side wall of the front end part area of the cup cover; the lower clamping tongue piece 13 stretches into the limit stop 12 and is clung to the rear end face of the limit stop 12.
The rear end face of the limit stop 12 is divided into an upper area and a lower area: the lower clamping tongue piece 13 only covers the upper area, namely the height of the clamping tongue piece 13 is smaller than the height of the limit stop 12; the lower region is not in overlying contact and a gap is left between the side walls of the locking device cavity 10 in which gap a resilient means 14 capable of compressing rebound is provided. When the pressing piece 5 is pressed down by external force, the limit stop 12 compresses the elastic device, and when the external force is removed, the elastic device 14 rebounds to return the pressing piece 5 to the original position; the elastic device is a spring or a soft rubber block. As shown in fig. 1.
When the invention is used, when the lock catch piece 3 is pressed, the front end face of the clamping tongue piece 13 at the upper part of the column body 9 of the driving plate 6 is propped against the rear side wall of the front end part area of the cup cover, the lower end part of the driving plate 6 is limited to be pressed down based on the rocker principle, and meanwhile, the limit stop 12 of the pressing piece 5 is propped against the front end face of the clamping tongue piece 13 at the lower part, and the pressing piece 5 is limited to be pressed down; based on the ingenious linkage limiting, the lower part of the whole locking piece 3 is locked and can not be pressed downwards, based on the wane principle, the locking hook 7 at the upper end of the pressing piece 5 can not be separated from the buckling groove 4, and the cup cover and the cup body are locked and closed.
When the dial plate 6 is rotated and the column body 9 is rotated, the upper clamping tongue piece 13 enters the locking device cavity 10 along with the rotation of the gap 11; the lower clamping tongue piece 13 is separated from the rear end surface of the limit stop 12 along with rotation; the lower ends of the pressing piece 5 and the driving plate 6 can be pressed downwards (namely, the lower part of the lock catch piece 3 can be pressed downwards), and based on the wane principle, the lock hook 7 at the upper end of the pressing piece 5 can be separated from the buckling groove 4, so that the cup cover and the cup body are unlocked; at this time, the cup cover is sprung open by the elasticity of the elastic sheet at the rotating shaft of the rear end part of the cup cover and the cup body. At this time, the first magnetic bin 1 is separated along with the cup cover, and the second magnetic bin 2 keeps the rotated position.
When the cup cover is covered, the first magnetic bin 1 is covered into an original position along with the cup cover, the lock hook 7 is inserted into the lock groove 4, at the moment, the second magnetic bin 2 is adsorbed by the first magnetic bin 1 under the action of magnetic force adsorption, namely, the upper and lower clamping tongue pieces 13 return, the lock catch piece 3 cannot be pressed, and the cup cover and the cup body are locked and closed.
The invention has the advantages of simple and ingenious structure, convenient and quick use, one-hand operation, and one-step closing and locking of the water cup.
Claims (3)
1. A magnetic self-locking device for a cup cover is characterized by comprising a first magnetic bin (1) and a buckling groove (4) which are fixedly arranged on the cup cover, and a locking piece (3) arranged on a cup body,
The locking piece (3) is provided with a second magnetic bin (2); magnets which are attracted to each other are respectively arranged in the first magnetic bin (1) and the second magnetic bin (2);
The lock catch piece (3) is provided with a lock hook (7), and the cup cover and the cup body are inserted into the lock catch groove (4) through the lock hook (7) to form a back-off lock, so that the cup cover and the cup body are locked together and cannot be opened;
The relative position between the lock hook (7) and the second magnetic bin (2) is unchanged, the lock catch piece (3) is movable or rotatable, and the lock catch piece (3) moves or rotates under the action of external force, so that the lock hook (7) can be separated from the lock groove (4), and the cup cover and the cup body are unlocked; meanwhile, the second magnetic bin (2) and the first magnetic bin (1) are driven to be separated by a distance a, the distance a ensures that attractive magnetic force is reserved between the first magnetic bin (1) and the second magnetic bin (2), after external force is removed and the cup cover is covered, the lock hook (7) is inserted into the back buckling groove (4), and the second magnetic bin (2) can be sucked back to the original position by the first magnetic bin (1), namely, the lock catch piece (3) returns to the original position;
The lock catch piece (3) comprises a pressing piece (5) and a driving plate (6); the middle part of the pressing piece (5) is provided with a round hollow area; the lock hook (7) is arranged on the inner side of the top of the pressing piece (5) and faces inwards; the buckling groove (4) is a groove and is arranged on the outer side surface of the cup cover, and the opening is outward; the pressing piece (5) is provided with a rotating shaft (8) and is rotationally connected with the cup body through the rotating shaft (8); the bottom of the pressing piece (5) is pressed towards the inner direction of the cup body, the pressing piece (5) rotates by taking the rotating shaft (8) as the rotating shaft, the top of the pressing piece (5) is outwards turned over towards the outer direction of the cup body, thereby driving the lock hook (7) to outwards move and release the buckling groove (4), and unlocking the cup cover and the cup body; the driving plate (6) is a disc; the diameter of the driving plate (6) is matched with the diameter of the circular hollowed-out area, the driving plate is embedded and positioned in the circular hollowed-out area of the pressing piece (5), and the driving plate can rotate back and forth in the circular hollowed-out area along the circumferential direction of the disc; the back of the driving plate (6) is provided with a column body (9); the second magnetic bin (2) is arranged on the column body (9) and is positioned below the first magnetic bin (1) of the cup cover; the driving plate (6) is rotated to enable the column body (9) to rotate and drive the second magnetic bin (2) to rotate, so that the second magnetic bin deviates from the lower part of the first magnetic bin (1);
The rear end parts of the cup cover and the cup body are connected through a rotating shaft and are provided with elastic pieces, and when the cup cover is covered on the cup body, the elastic pieces are compressed to generate elastic force which is used as external force for opening the cup cover; the first magnetic bin (1) is arranged in the front end area of the cup cover, and the locking piece (3) is arranged in the front end area of the cup body; when the cup cover is covered on the cup body, a gap (11) is formed between the front end area of the cup cover and the cup mouth; the front end part area of the cup body is positioned in front of the water containing cavity of the cup body, a space is arranged in the front end part area of the cup body and is used as a locking device cavity (10), the front opening of the cavity is forwards opposite to the outside, and meanwhile, the top surface of the locking device cavity (10) is also provided with a top opening, so that the cavity of the locking device cavity (10) can be directly contacted with the bottom surface of the front end part area of the cup cover and a gap (11); the pressing piece (5) and the driving plate (6) are arranged at the front opening position of the cavity; a rotating shaft (8) protruding leftwards and rightwards of the pressing piece (5) is inserted into a rotating hole preset on the left inner side surface and the right inner side surface of the front opening of the cavity body and is connected in a rotating way; the column body (9) is inserted into the locking device cavity (10), the rear end part of the column body is not attached to the inner side wall of the locking device cavity (10), and a gap for the column body (9) to move inwards is reserved; the locking device cavity (10) is positioned below the first magnetic bin (1); the column body (9) is inserted into the locking device cavity (10), the upper end face of the column body is close to the bottom face and the gap (11) of the front end part area of the cup cover, and the second magnetic bin (2) is arranged at the position, close to the upper end face, of the column body (9) and is positioned under the first magnetic bin (1); the bottom of the inner side of the pressing piece (5) stretches out a limit stop (12) into the locking device cavity (10), the length of the limit stop (12) is shorter than that of the cylinder (9), the limit stop (12) and the pressing piece (5) are integrally formed, and the height of the limit stop (12) is larger than the annular width of the pressing piece (5) and higher than that of the inner ring; when the second magnetic bin (2) is positioned under the first magnetic bin (1), the column body (9) extends upwards and downwards to form a clamping tongue piece (13), and the clamping tongue piece (13) at the upper part extends into the gap (11) and is tightly attached to the rear side wall of the front end part area of the cup cover; the lower clamping tongue piece (13) stretches into the limit stop (12) and is clung to the rear end face of the limit stop (12).
2. The magnetic self-locking device for a cup lid according to claim 1, wherein the rear end surface of the limit stop (12) is divided into an upper part area and a lower part area: the upper region is contacted with the lower clamping tongue piece (13); a gap is reserved between the lower area and the inner side wall of the locking device cavity (10), and an elastic device (14) capable of compressing and rebounding is arranged in the gap; when the pressing piece (5) is pressed down by external force, the limit stop (12) compresses the elastic device, and when the external force is removed, the elastic device (14) rebounds to return the pressing piece (5).
3. The magnetic self-locking device for the cup cover according to claim 1 or 2, wherein the cup body comprises a water storage bottle and a bottle opening locking part (15) nested in a bottle opening of the water storage bottle, and the bottle opening locking part (15) is formed by injection molding of plastic materials; the cup cover is formed by injection molding of plastic materials, covers the bottle opening locking part (15) and the bottle opening of the water storage bottle, and is connected with the rear end part of the bottle opening locking part (15) through a rotating shaft; the locking device cavity (10) is arranged on the bottle opening locking part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811527991.3A CN109431202B (en) | 2018-12-14 | 2018-12-14 | Magnetic self-locking device for cup cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811527991.3A CN109431202B (en) | 2018-12-14 | 2018-12-14 | Magnetic self-locking device for cup cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109431202A CN109431202A (en) | 2019-03-08 |
| CN109431202B true CN109431202B (en) | 2024-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811527991.3A Active CN109431202B (en) | 2018-12-14 | 2018-12-14 | Magnetic self-locking device for cup cover |
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| CN (1) | CN109431202B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110167302B (en) * | 2019-06-28 | 2024-07-09 | 上海易壳照明股份有限公司 | Electrical apparatus storehouse opening structure |
| CN111184410B (en) * | 2020-03-01 | 2024-05-10 | 上海岸谷工业产品设计有限公司 | Self-locking device of cup cover |
| TWI728889B (en) * | 2020-07-31 | 2021-05-21 | 田和豐國際有限公司 | Cup body structure |
| CN112155393A (en) * | 2020-10-30 | 2021-01-01 | 上海岸谷工业产品设计有限公司 | Linkage mechanism of cup cover and suction pipe of water cup |
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| CN108402839A (en) * | 2018-04-04 | 2018-08-17 | 上海岸谷工业产品设计有限公司 | One kind being used for cup lid magnetism self-locking device |
| CN209547696U (en) * | 2018-12-14 | 2019-10-29 | 上海岸谷工业产品设计有限公司 | Magnetic self-locking device for cup lid |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020088133A (en) * | 2001-05-17 | 2002-11-27 | 노남열 | device for locking in bag |
| CN201528937U (en) * | 2009-11-14 | 2010-07-21 | 应高峰 | Instant drinking cup |
| US8689989B2 (en) * | 2012-02-28 | 2014-04-08 | Thermos L.L.C. | Drink bottle and lid with button release at back of lid |
| CN203633901U (en) * | 2013-09-04 | 2014-06-11 | 福建金源泉科技发展有限公司 | Magnetic cup cover |
| CN105147013B (en) * | 2015-09-10 | 2017-03-01 | 膳魔师（中国）家庭制品有限公司 | Capable of being opened by one key self-locking bowl cover and its method of work |
| CN206761276U (en) * | 2016-12-05 | 2017-12-19 | 陈玉水 | A kind of singlehanded easy water boiling cup |
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2018
- 2018-12-14 CN CN201811527991.3A patent/CN109431202B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108402839A (en) * | 2018-04-04 | 2018-08-17 | 上海岸谷工业产品设计有限公司 | One kind being used for cup lid magnetism self-locking device |
| CN209547696U (en) * | 2018-12-14 | 2019-10-29 | 上海岸谷工业产品设计有限公司 | Magnetic self-locking device for cup lid |
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