CN109124239A - A kind of dispireme cup lid - Google Patents
A kind of dispireme cup lid Download PDFInfo
- Publication number
- CN109124239A CN109124239A CN201811227757.9A CN201811227757A CN109124239A CN 109124239 A CN109124239 A CN 109124239A CN 201811227757 A CN201811227757 A CN 201811227757A CN 109124239 A CN109124239 A CN 109124239A
- Authority
- CN
- China
- Prior art keywords
- bayonet
- projection
- closing piece
- spring
- dispireme
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
Landscapes
- Table Devices Or Equipment (AREA)
Abstract
The present invention relates to a kind of technical field of cup lid structure, in particular to a kind of dispireme cup lid, comprising: cover body, lid lower body, bindiny mechanism, retaining mechanism;The lid lower body is tubular body, it is provided with the drink mouth of the bullet of built-in through channel in the middle, the present invention acts the unlatching that can complete cup lid only equally with one, it is same convenient compared with singly turning round Portable water cup operating procedure, left button portion, right button portion must be pressed simultaneously just can reduce the case where opening by mistake cup lid with open cup cover.
Description
Technical field
The present invention relates to a kind of cup lid structure technical fields, more particularly, to a kind of dispireme cup lid.
Background technique
Cup possesses diversified forms as daily necessities, carries the Portable water cup of a single button, is body
Body needs moisturizing, becomes many selections for pursuing healthy personage, cup is usually put in traveling bag side or inside, and uses single
The Portable water cup of a button, it is easy to inadvertently touch the wave opened and will cause water resource after the water in cup overflows
The water for taking, while overflowing may be sprinkled upon in traveling bag and cause more inconvenience to user.
Summary of the invention
Therefore, the present invention exactly makes in view of problem above, and the purpose of the present invention is to provide a kind of dispireme cup lids
The cup of unlatching solves the above problems, above-mentioned purpose that the invention is realized by the following technical scheme:
A kind of dispireme cup lid, comprising: cover body, lid lower body, bindiny mechanism, retaining mechanism;
The body that covers is built-in hollow hemisphere or ellipsoid, and its underpart is opening portion, is set at end face center on inside
It is equipped with the silica gel ring that blocks water, the silica gel ring top that blocks water is that cylindrical body is fixedly installed with body is covered;
The lid lower body is tubular body, is provided with the drink mouth of the bullet of built-in through channel in the middle;
Bindiny mechanism's connection cover upper body and lid lower body comprising: support bar, connecting shaft, turning set, connecting band, torsional spring;
The support bar is the identical flat key shape support bar of two structures, two spaced apart be vertically fixed on lid lower body after
Portion outer wall top, one of support bar side are provided with the first barrier rib of column;
The connecting shaft is through two support bars of connection;
The turning set is tubular body, is set in connecting shaft, the turning set side with the first barrier rib corresponding direction is provided with
Second barrier rib;
The connecting band is cuboid, and one end is fixedly connected on the peripheral side of turning set, and the other end, which is fixedly connected on, covers body
On the outer wall of rear portion;
The torsional spring is set in connecting shaft, and one end is connected to above the second barrier rib of turning set side, and the other end abuts branch
Below the second barrier rib on the inside of stay;
The retaining mechanism includes: button shell, button axis, upper locking piece, lower-left closing piece, bottom right closing piece, left spring, right spring;
The button shell is set as built-in hollow cuboid, and setting is in lid lower body upper periphery side, lower surface and close to lid
The face of the button shell of lower body, is open surface, and button shell runs through the front face of lid lower body close to the side of lid lower body, extend into it
Portion;
The upper locking piece is cuboid, comprising: left bayonet, right bayonet, upper locking piece upper end, which is fixed on, covers internal wall, front face
For arcwall face;
The left bayonet is the semi-cylindrical slot extended on the left of upper locking piece towards opposite right side;
The right bayonet is the semi-cylindrical slot opened up with right side towards opposite left side;
The lower-left closing piece is prismatoid, and the trapezoidal position towards cup body is the arcwall face identical with the front face of upper locking piece,
Arcwall face lower part is provided with the left support platform of the protrusion of rectangle, and the top of arcwall face is horizontally disposed to have close to the upper end of prismatoid
Semicylinder left projection corresponding with left bayonet, trapezoidal lower corresponding with lid lower body are vertically installed with left button portion;
The right side of lower-left closing piece is arranged in the bottom right closing piece, is prismatoid, and the trapezoidal position towards lid lower body is and locking
The identical arcwall face of the front face of block, arcwall face lower part are provided with the right support platform of the protrusion of rectangle, and the lower part of arcwall face is close
Trapezoidal lower end, horizontally disposed to have semicylinder right projection, trapezoidal lower corresponding with cup body is vertically installed with right button portion;
The button axis runs through the prismatoid lower central of lower-left closing piece, bottom right closing piece, and connects with lower-left closing piece, bottom right closing piece activity
It connects, the both ends of button axis are fixed at the lower part of button shell;
Described left spring one end is fixed at the prismatoid top of lower-left closing piece, the opposite face of left projection, and other end fixation is set
It sets on the top of button inner walls;
The right spring one end is fixed at the trapezoidal upper of bottom right closing piece, the corresponding surface of right projection, other end fixed setting
On the top of button inner walls.
In one embodiment, a torsional spring is respectively set in the both ends of the turning set.
In one embodiment, the first spring eye is arranged in the wall surface of corresponding lower-left closing piece in the both ends of the left spring
Slot, and left spring is fixedly connected in the first spring hole slot.
In one embodiment, second spring is arranged in the wall surface of corresponding bottom right closing piece in the both ends of the right spring
Hole slot, and be fixedly connected.
In one embodiment, left strip groove, the circle of left projection is arranged in the left bayonet semi-cylindrical slot lower part wall face
The lower wall surface of cylinder is horizontally disposed with the left strip shape body in triangular-section.
In one embodiment, right strip groove, the circle of right projection is arranged in the right bayonet semi-cylindrical slot lower part wall face
The lower wall surface of cylinder is horizontally disposed with the right strip shape body in triangular-section.
In one embodiment, the left projection, left bayonet, right projection, right bayonet are using horizontally disposed mode.
In one embodiment, the left projection, left bayonet are chimeric using triangular-section.
In one embodiment, the right projection, right bayonet are chimeric using quadrangular section.
In one embodiment, the left projection, left bayonet right projection, right bayonet are correspondingly arranged multiple.
The present invention uses a kind of above-mentioned dispireme cup lid, including following closing, open method:
1. upon closing, covering body to rotate down by axis of connecting shaft, drives the silica gel ring that blocks water to push down drink mouth and form sealing, prevent
The spilling of water;Drive upper locking piece to move down simultaneously, left bayonet and left projection it is embedding and, right bayonet and right projection 451 it is embedding and.
2. when activated, need to only press simultaneously left button portion, right button portion with thumb, left bayonet and left projection are detached from, together
When right bayonet and right projection be detached from, under the effect of torsion spring, cup lid is opened.
Beneficial effects of the present invention are as follows:
1, the present invention acts the unlatching that can complete cup lid only equally with one, same compared with singly turning round Portable water cup operating procedure
Sample prescription is just;
2, the present invention must press left button portion, right button portion simultaneously just can reduce the case where opening by mistake cup lid with open cup cover.
Detailed description of the invention
Fig. 1 is overall schematic of the present invention;
Fig. 2 is bindiny mechanism's schematic diagram of the present invention;
Fig. 3 is retaining mechanism schematic diagram of the present invention;
Fig. 4 is retaining mechanism detailed schematic of the present invention;
Fig. 5 is retaining mechanism right side schematic view of the present invention;
Fig. 6 is left projection of the present invention, left bayonet, right projection, right bayonet arrangement, quantity extension schematic diagram;
Fig. 7 is left projection of the present invention, left bayonet is chimeric using triangular-section, expanded application schematic diagram;
Fig. 8 is right projection of the present invention, right bayonet is chimeric using quadrangular section, expanded application schematic diagram.
Specific embodiment
The preferred embodiment of the present invention will be described in detail by reference to attached drawing, in this way showing for field that the present invention belongs to
There are these embodiments easy to accomplish for the people in technical staff with ordinary skill.However the present invention can also be a variety of different
Form is realized, therefore the present invention is not limited to embodiments described hereinafters.In addition, in order to more clearly describe the present invention, with this
The component that invention does not connect will be omitted from attached drawing.
As shown in Figure 1, a kind of dispireme cup lid, comprising: cover body 1, lid lower body 2, bindiny mechanism 3, retaining mechanism 4;
The body 1 that covers is built-in hollow hemisphere or ellipsoid, and its underpart is opening portion, is set at end face center on inside
It is equipped with the silica gel ring 11 that blocks water, 11 top of silica gel ring that blocks water is that cylindrical body is fixedly installed with body 1 is covered;
The lid lower body 2 is tubular body, is provided with the drink mouth 21 of the bullet of built-in through channel in the middle, when lid is closed
When, the semicircular body of the silica gel material of the lower part for the silica gel ring 11 that blocks water seals up drink mouth 21;
As shown in Fig. 2, the 3 connection cover upper body 1 of bindiny mechanism and lid lower body 2 comprising: support bar 31, connecting shaft 32, rotation
Cover 33, connecting band 34, torsional spring 35;
The support bar 31 is the identical flat key shape support bar of two structures, and two spaced apart to be vertically fixed on lid lower body
2 rear portions outer wall top, one of 31 side of support bar are provided with the first barrier rib of column 311;
The connecting shaft 32 is through two support bars 31 of connection;
The turning set 33 is tubular body, is set in connecting shaft 32,33 side of turning set with 311 corresponding direction of the first barrier rib
Portion is provided with the second barrier rib 331;
The connecting band 34 is cuboid, and one end is fixedly connected on the peripheral side of turning set 33, and the other end, which is fixedly connected on, to be covered
On the rear portion outer wall of body 1;
The torsional spring 35 is set in connecting shaft 32, and one end is connected to 331 top of the second barrier rib of 33 side of turning set, another
End abuts 331 lower section of the second barrier rib of the inside of support bar 31, and when covering body 1 and opening, torsional spring 35 is to cover the unlatching of body 1 to mention
For power-assisted, and when opening and closing, covers body 1 and drive turning set 33 with connecting shaft 32 for axis rotation by connecting band 34;
As shown in Figure 1,3, the retaining mechanism 4 includes: button shell 41, button axis 42, upper locking piece 43, lower-left closing piece 44, bottom right lock
Block 45, left spring 46, right spring 47;
The button shell 41 is set as built-in hollow cuboid, setting in 2 upper periphery side of lid lower body, lower surface with it is close
The face of the button shell 41 of lid lower body 2 is open surface, and button shell 41 runs through the front face of lid lower body 2 close to the side of lid lower body 2,
It extend into inside it;
The upper locking piece 43 is cuboid, comprising: left bayonet 431, right bayonet 432,43 upper end of upper locking piece, which is fixed on, to be covered in body 1
Wall, front face c are arcwall face;
As shown in figure 4, the left bayonet 431 is the semi-cylindrical groove extended from 43 left side a of upper locking piece to opposite right side
Hole;
The right bayonet 432 is the semi-cylindrical slot opened up with right side towards opposite left side a;
The lower-left closing piece 44 is prismatoid, the trapezoidal position towards cup body, for the arc that the front face c with upper locking piece 43 is identical
Shape face, arcwall face lower part are provided with the left support platform 442 of the protrusion of rectangle, and the top of arcwall face is close to the upper end of prismatoid, water
Flat to be provided with semicylinder left projection 441 corresponding with left bayonet 431, trapezoidal lower corresponding with lid lower body 2 is vertically installed with
Left button portion 443;
As shown in figure 5, the right side of lower-left closing piece 44 is arranged in the bottom right closing piece 45, and it is prismatoid, it is trapezoidal towards lid lower body 2
Position, for the arcwall face identical with the front face c of upper locking piece 43, arcwall face lower part is provided with the right support platform of the protrusion of rectangle
452, the lower part of arcwall face is horizontally disposed to have semicylinder right projection 451 close to trapezoidal lower end, corresponding with cup body trapezoidal
Lower vertical is provided with right button portion 453;
The button axis 42 runs through the prismatoid lower central of lower-left closing piece 44, bottom right closing piece 45, and locks with lower-left closing piece 44, bottom right
Block 45 is flexibly connected, and the both ends of button axis 42 are fixed at the lower part of button shell 41;
Described 46 one end of left spring is fixed at the prismatoid top of lower-left closing piece 44, the opposite face of left projection 441, the other end
It is fixed at the top of 41 inner wall of button shell;
Described 47 one end of right spring is fixed at the trapezoidal upper of bottom right closing piece 45, the corresponding surface of right projection 451, and the other end is solid
The top of 41 inner wall of button shell is set calmly, and lower-left closing piece 44 is pressed to upper locking piece 43, keeps left bayonet 431 and a left side convex by left spring 46
Block 441 is not easily disconnected from, and bottom right closing piece 45 is pressed to upper locking piece 43 by right spring 47, and right bayonet 432 is made to be not easy to take off with right projection 451
From, when unintentionally touch left button portion 443, right button portion 453 any one when, can not all open, prevent to touch single button
The case where opening by mistake.
Preferably, as an embodiment, a torsional spring 35 is respectively set in the both ends of the turning set 33, increases power
Symmetry.
As shown in Figure 4, it is preferred that as an embodiment, the both ends of the left spring 46 are locked in corresponding lower-left
The first spring hole slot 461 is arranged in the wall surface of block 44, and left spring 46 is fixedly connected in the first spring hole slot 461, is mentioned for spring
For more stable positioning.
Preferably, as an embodiment, wall surface of the both ends of the right spring 47 in corresponding bottom right closing piece 45
Second spring hole slot 471 is set, and is fixedly connected, more stable positioning is provided for spring.
Preferably, as an embodiment, left bar shaped is arranged in the 431 semi-cylindrical slot lower part wall face of left bayonet
Slot 4311, the lower wall surface of the cylindrical body of left projection 441 are horizontally disposed with the left strip shape body 4411 in triangular-section, when left bayonet 431 with
When left projection 441 is fitted into, increase frictional force, reduces a possibility that being detached from.
Preferably, as an embodiment, right bar shaped is arranged in the 432 semi-cylindrical slot lower part wall face of right bayonet
The lower wall surface of slot 4321, the cylindrical body of right projection 451 is horizontally disposed with the right strip shape body 4511 in triangular-section, when right bayonet 4321
When chimeric with right projection 451, increase frictional force, reduces a possibility that being detached from.
As shown in Figure 6, it is preferred that as an embodiment, the left projection 441, left bayonet 431, right projection
451, right bayonet 432 extends the diversity of embedded structure using horizontally disposed mode.
As shown in Figure 7, it is preferred that as an embodiment, the left projection 441, left bayonet 431 use triangle
Section is chimeric, increases chimeric mode.
As shown in Figure 8, it is preferred that as an embodiment, the right projection 451, right bayonet 432 use quadrangle
Section is chimeric, increases chimeric mode.
As shown in Figure 6, it is preferred that as an embodiment, the left projection 441,431 right projection 451 of left bayonet,
Right bayonet 432 is correspondingly arranged multiple, the chimeric stabilization of increase.
The present invention uses a kind of above-mentioned dispireme cup lid, including following closing, open method:
1. body 1 upon closing, is covered to rotate down with connecting shaft 32 for axis, drive block water silica gel ring 11 push down drink mouth 21 formed it is close
Envelope, prevents the spilling of water;Drive upper locking piece 43 to move down simultaneously, left bayonet 431 and left projection 441 it is embedding and, right bayonet 432 and the right side are convex
Block 451 it is embedding and.
2. when activated, only need to press left button portion 443, right button portion 453 simultaneously with thumb, left bayonet 431 and a left side are convex
Block 441 is detached from, while right bayonet 432 and right projection 451 are detached from, and under the effect of torsional spring 35, cup lid is opened.
Claims (10)
1. a kind of dispireme cup lid, comprising: cover body (1), lid lower body (2), bindiny mechanism (3), retaining mechanism (4);
Described cover body (1) is built-in hollow hemisphere or ellipsoid, and its underpart is opening portion, on inside at end face center
It is provided with the silica gel ring that blocks water (11), the silica gel ring that blocks water (11) top is that cylindrical body is fixedly installed with body (1) is covered;
The lid lower body (2) is tubular body, is provided with the drink mouth (21) of the bullet of built-in through channel in the middle;
Bindiny mechanism (3) the connection cover upper body (1) and lid lower body (2) comprising: support bar (31), connecting shaft (32), rotation
Cover (33), connecting band (34), torsional spring (35);
The support bar (31) is the identical flat key shape support bar of two structures, and two spaced apart to be vertically fixed under lid
Body (2) rear portion outer wall top, one of support bar (31) side are provided with the first barrier rib of column (311);
The connecting shaft (32) is through two support bars (31) of connection;
The turning set (33) is tubular body, is set on connecting shaft (32), the rotation with the first barrier rib (311) corresponding direction
(33) side is covered, the second barrier rib (331) are provided with;
The connecting band (34) is cuboid, and one end is fixedly connected on the peripheral side of turning set (33), and the other end is fixedly connected on
On the rear portion outer wall for covering body (1);
The torsional spring (35) is set on connecting shaft (32), and one end is connected to second barrier rib (331) of turning set (33) side
Top, the other end abut below the second barrier rib (331) on the inside of support bar (31);
It is characterized by: the retaining mechanism (4) includes: button shell (41), button axis (42), upper locking piece (43), lower-left closing piece
(44), bottom right closing piece (45), left spring (46), right spring (47);
The button shell (41) is set as built-in hollow cuboid, setting in lid lower body (2) upper periphery side, lower surface with
It is open surface close to the face of the button shell (41) of lid lower body (2), button shell (41) runs through under lid close to the side of lid lower body (2)
The front face of body (2), extend into inside it;
The upper locking piece (43) is cuboid, comprising: left bayonet (431), right bayonet (432), upper locking piece (43) upper end are fixed on
Body (1) inner wall is covered, front face (c) is arcwall face;
The left bayonet (431) is the semi-cylindrical slot extended from upper locking piece (43) left side (a) to opposite right side;
The right bayonet (432) is the semi-cylindrical slot opened up with right side towards opposite left side (a);
The lower-left closing piece (44) is prismatoid, the trapezoidal position towards cup body, to kiss with the front face (c) of upper locking piece (43)
The arcwall face of conjunction, arcwall face lower part are provided with the left support platform (442) of the protrusion of rectangle, and the top of arcwall face is close to prismatoid
Upper end, horizontally disposed have a semicylinder left projection (441) corresponding with left bayonet (431), it is corresponding with lid lower body (2) it is trapezoidal under
Portion is vertically installed with left button portion (443);
Bottom right closing piece (45) setting is prismatoid, the trapezoidal position towards lid lower body (2) on the right side of lower-left closing piece (44)
It sets, is the arcwall face identical with the front face (c) of upper locking piece (43), arcwall face lower part is provided with the right support platform of the protrusion of rectangle
(452), the lower part of arcwall face, it is horizontally disposed to have semicylinder right projection (451) close to trapezoidal lower end, it is corresponding with cup body
Trapezoidal lower is vertically installed with right button portion (453);
The button axis (42) through lower-left closing piece (44), bottom right closing piece (45) prismatoid lower central, and with lower-left closing piece
(44), bottom right closing piece (45) is flexibly connected, and the both ends of button axis (42) are fixed at the lower part of button shell (41);
Described left spring (46) one end is fixed at the prismatoid top of lower-left closing piece (44), the opposite face of left projection (441),
The other end is fixed at the top of button shell (41) inner wall;
Described right spring (47) one end is fixed at the trapezoidal upper of bottom right closing piece (45), the corresponding surface of right projection (451), separately
One end is fixed at the top of button shell (41) inner wall.
2. a kind of dispireme cup lid according to claim 1, it is characterised in that: the both ends of the turning set (33) are respectively set
One torsional spring (35).
3. a kind of dispireme cup lid according to claim 1, it is characterised in that: the both ends of the left spring (46) are corresponding
The first spring hole slot (461) is arranged in the wall surface of lower-left closing piece (44), and left spring (46) is fixedly connected on the first spring hole slot
(461) in.
4. a kind of dispireme cup lid according to claim 1, it is characterised in that: the both ends of the right spring (47) are corresponding
Second spring hole slot (471) are arranged in the wall surface of bottom right closing piece (45), and are fixedly connected.
5. a kind of dispireme cup lid according to claim 1, it is characterised in that: left bayonet (431) the semi-cylindrical slot
Left strip groove (4311) is arranged in lower part wall surface, and the lower wall surface of the cylindrical body of left projection (441) is horizontally disposed with the left item in triangular-section
Shape body (4411).
6. a kind of dispireme cup lid according to claim 1, it is characterised in that: right bayonet (432) the semi-cylindrical slot
Right strip groove (4321) is arranged in lower part wall surface, and the lower wall surface of the cylindrical body of right projection (451) is horizontally disposed with the right item in triangular-section
Shape body (4511).
7. a kind of dispireme cup lid according to claim 1, it is characterised in that: the left projection (441), left bayonet (431),
Right projection (451), right bayonet (432) are using horizontally disposed mode.
8. a kind of dispireme cup lid according to claim 1, it is characterised in that: the left projection (441), left bayonet (431)
It is chimeric using triangular-section.
9. a kind of dispireme cup lid according to claim 1, it is characterised in that: the right projection (451), right bayonet (432)
It is chimeric using quadrangular section.
10. a kind of dispireme cup lid according to claim 1, it is characterised in that: the left projection (441), left bayonet (431)
Right projection (451), right bayonet (432) are correspondingly arranged multiple.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811227757.9A CN109124239B (en) | 2018-10-22 | 2018-10-22 | Double-button cup cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811227757.9A CN109124239B (en) | 2018-10-22 | 2018-10-22 | Double-button cup cover |
Publications (2)
Publication Number | Publication Date |
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CN109124239A true CN109124239A (en) | 2019-01-04 |
CN109124239B CN109124239B (en) | 2021-04-30 |
Family
ID=64808909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811227757.9A Active CN109124239B (en) | 2018-10-22 | 2018-10-22 | Double-button cup cover |
Country Status (1)
Country | Link |
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CN (1) | CN109124239B (en) |
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CN109700272A (en) * | 2019-03-05 | 2019-05-03 | 安徽冠东电子科技有限公司 | Capable of being opened by one key self-locking cup lid |
CN109805696A (en) * | 2019-03-05 | 2019-05-28 | 安徽冠东电子科技有限公司 | A kind of double containment cup lid |
CN109875343A (en) * | 2019-03-05 | 2019-06-14 | 安徽冠东电子科技有限公司 | A kind of double rollers one hand open cup cover |
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CN206761276U (en) * | 2016-12-05 | 2017-12-19 | 陈玉水 | A kind of singlehanded easy water boiling cup |
CN206842066U (en) * | 2017-04-26 | 2018-01-05 | 湖南工业大学 | A kind of children's safety medicine bottle |
CN207328376U (en) * | 2017-10-17 | 2018-05-08 | 宁波诚泰汽车部件有限公司 | A kind of double bond safety belt buckle |
CN207561698U (en) * | 2017-06-20 | 2018-07-03 | 吕金匡 | Bounce cup |
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CN202665079U (en) * | 2012-08-03 | 2013-01-16 | 平湖美嘉保温容器工业有限公司 | Safe uncapping vacuum cup |
CN203417049U (en) * | 2013-09-06 | 2014-02-05 | 苏州百安思家庭用品有限公司 | Flask cap and vacuum flask with same |
CN204541575U (en) * | 2015-01-23 | 2015-08-12 | 浙江泰硕工贸有限公司 | Novel bounce bowl cover |
CN206761276U (en) * | 2016-12-05 | 2017-12-19 | 陈玉水 | A kind of singlehanded easy water boiling cup |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN109700272A (en) * | 2019-03-05 | 2019-05-03 | 安徽冠东电子科技有限公司 | Capable of being opened by one key self-locking cup lid |
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CN109875343A (en) * | 2019-03-05 | 2019-06-14 | 安徽冠东电子科技有限公司 | A kind of double rollers one hand open cup cover |
Also Published As
Publication number | Publication date |
---|---|
CN109124239B (en) | 2021-04-30 |
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