Intelligent fingerprint uncapping child cup

CN224892292UActive Publication Date: 2026-10-27SHENZHEN YINYIBEI INTELLIGENT TECH CO LTD
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Patent Information

Application Number
CN202522487316.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-24
Publication Date
2026-10-27
Estimated Expiration
2035-11-24

AI Technical Summary

Technical Problem

[0004]为解决现有技术中的问题,本实用新型提供一种智能指纹开盖儿童杯,解决了现有技术中儿童杯,存在使用安全性的问题

Benefits of technology

[0015]与现有技术相比,本实用新型的有益效果是:本实用新型提供一种智能指纹开盖儿童杯,采用其结构,能够有效的解决现有技术中儿童杯,存在使用安全性的问题,通过升降弹性联动件与升降运动槽的配合,能够使得在关盖时固定部远离联动部,使用者旋转杯盖主体时,无法带动下盖内壳旋转,从而提高了儿童杯使用的安全性,在开盖时摆动卡爪远离卡接槽,上盖体打开,升降弹性联动件在压缩后弹性复位的作用下进行上升动作,使得固定部与联动部配合,旋转杯盖主体时能够带动下盖内壳旋转,从而取下杯盖,提高了用户的使用体验。

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Abstract

The utility model provides a kind of intelligence fingerprint uncovering children's cup, including cup cover main body and cup body, cup cover main body includes upper cover body and lower cover body, upper cover body one end is hinged with lower cover body, and carding assembly and controller assembly are arranged in upper cover body, carding assembly includes clamping motor and swing dog claw, upper cover body other end is provided with swing movable slot, lower cover body is provided with clamping groove, and lower cover body includes lower cover shell, lifting elastic linkage and lower cover inner shell, lower cover inner shell is threadedly connected with cup body, lifting movement groove is arranged on the upper end surface of lower cover inner shell, and linkage part is arranged on the upper end position of lifting movement groove in lower cover inner shell, lifting profiled hole is arranged on lower cover shell, lifting elastic linkage is arranged on the upper end of lifting profiled hole, lifting elastic linkage is provided with fixed part, and lower cover body lower end surface is provided with pressing platform. Advantageous effects: through the cooperation of lifting elastic linkage and lifting movement groove, the lower cover inner shell cannot be rotated when closing the cover, and the use safety is improved.
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Description

Technical Field

[0001] This utility model relates to the field of thermos cup technology, specifically to a smart fingerprint-operated children's cup. Background Technology

[0002] Children's insulated water bottles are portable drinking tools designed specifically for children. With the increasing emphasis on drinking habits in kindergarten education, parents' awareness of dedicated children's water bottles has indirectly increased. Children are very active and need to replenish warm water frequently. While ordinary insulated water bottles have large capacities and are heavy, children's insulated water bottles feature lightweight designs (such as silicone protective sleeves and adjustable straps), making them more suitable for children to grip and carry.

[0003] Ordinary children's thermos cups lack identification and safety reminder functions, making it easy for children to mistakenly take them after playing, posing a safety issue. This is especially true when the user has a cold or other illness, as the cup could be used by other children, potentially affecting their health. There is a need in the market for a children's cup with a certain level of safety. Utility Model Content

[0004] To address the problems in the existing technology, this utility model provides an intelligent fingerprint-opening children's cup, which solves the safety issues associated with existing children's cups.

[0005] This utility model discloses a smart fingerprint-opening children's cup, comprising a cup lid body and a cup body. The cup lid body includes an upper lid and a lower lid, with one end of the upper lid hinged to the lower lid. A snap-fit ​​assembly and a controller assembly are disposed within the upper lid body, and the snap-fit ​​assembly and controller assembly are electrically connected. The snap-fit ​​assembly includes a snap-fit ​​motor and a swinging claw. A swinging groove cooperating with the swinging claw is provided at the other end of the upper lid body. A snap-fit ​​groove cooperating with the swinging claw is provided on the lower lid body. The snap-fit ​​motor can drive the swinging claw to rotate and move closer to or away from the snap-fit ​​groove. The lower lid body includes a lower lid outer shell, a lifting elastic linkage component, and a lower lid inner shell. The shell is threaded to the cup body. The upper end face of the lower cover inner shell is provided with a lifting motion groove that cooperates with the lifting elastic linkage. The lower cover inner shell is provided with a linkage part at the upper end of the lifting motion groove. The lower cover outer shell is provided with a lifting contour hole that cooperates with the lifting elastic linkage. The lifting contour hole can restrict the rotation of the lifting elastic linkage within the lifting contour hole. The upper end of the lifting elastic linkage extends out of the lifting contour hole. The lifting elastic linkage is provided with a fixing part that cooperates with the linkage part. The lower end face of the upper cover is provided with a pressing platform. The pressing platform can apply downward pressure to the lifting linkage, causing the fixing part to descend away from the linkage part.

[0006] This utility model is further improved, and the lifting elastic linkage includes a lifting linkage and a first lifting elastic component. The lifting linkage is disposed above the first lifting elastic component, and the upper and lower ends of the first lifting elastic component are respectively limited by the lower end of the lifting linkage and the lower end of the lifting motion groove.

[0007] This utility model is further improved by providing a positioning protrusion on the outside of the lifting linkage component, which can prevent the lifting linkage component from rising and disengaging from the lifting motion groove.

[0008] The present invention is further improved in that the fixing part is a plurality of toothed grooves provided on the positioning protrusion plate, and the linkage part is a linkage plate fixedly provided on the upper end surface of the inner shell of the lower cover. The linkage plate is provided with a plurality of teeth that cooperate with the plurality of toothed grooves, and the plurality of toothed grooves and the plurality of teeth cooperate one by one.

[0009] This utility model is further improved by setting a positioning convex plate around the lifting linkage component, and multiple toothed grooves are evenly arranged on the positioning convex plate.

[0010] This utility model is further improved by providing a positioning guide block on the periphery of the lifting linkage component, and a positioning notch that cooperates with the positioning guide block is provided in the lifting contour hole, with the positioning guide block extending out of the lifting contour hole.

[0011] This utility model is further improved by providing a cover-closing sensor inside the upper cover. The cover-closing sensor is electrically connected to the controller assembly and is a Hall switch. An induction magnet that cooperates with the cover-closing sensor is provided inside the lower cover. The Hall switch can identify the cover-closing signal by cooperating with the induction magnet.

[0012] This utility model is further improved by providing a drive wheel on the moving end of the snap-fit ​​motor, a linkage wheel that cooperates with the drive wheel on one end of the swing pawl, a swing movable groove that cooperates with the swing pawl on the upper cover, and an installation port that mates with the snap-fit ​​groove at the lower end of the swing movable groove. The snap-fit ​​groove is located in the swing movable groove.

[0013] This utility model is further improved by providing a suction nozzle body on the inner shell of the lower cover, a suction nozzle channel inside the suction nozzle body, a suction nozzle sealing groove that mates with the suction nozzle body at the lower end of the upper cover, and a suction nozzle sealing elastic element that mates with the suction nozzle body inside the suction nozzle sealing groove, which can seal the upper end of the suction nozzle channel.

[0014] This utility model is further improved by including a straw assembly. The mouthpiece body is disposed in the lifting movement groove, and the lifting elastic linkage is sleeved on the mouthpiece body. The straw assembly includes a straw body, a second lifting elastic member, and a lower sealing member of the mouthpiece. A limiting boss is provided at the lower end of the mouthpiece channel, and an upper limit part is provided on the straw body. The second lifting elastic member and the lower sealing member of the mouthpiece are respectively sleeved on the straw body. The second lifting elastic member is disposed in the cup body and can seal the lower end of the mouthpiece channel. The upper and lower ends of the second lifting elastic member are limited by the upper limit part and the limiting boss, respectively.

[0015] Compared with the prior art, the beneficial effects of this utility model are as follows: This utility model provides an intelligent fingerprint-opening children's cup. Its structure effectively solves the safety issues associated with existing children's cups. Through the cooperation of the lifting elastic linkage and the lifting motion groove, the fixed part is moved away from the linkage when the lid is closed. When the user rotates the lid body, the lower inner shell cannot be rotated, thus improving the safety of the children's cup. When the lid is opened, the swinging claw moves away from the locking groove, the upper lid opens, and the lifting elastic linkage rises under the elastic reset action after compression. This allows the fixed part and the linkage to cooperate, enabling the lower inner shell to rotate when the lid body is rotated, thus removing the lid and improving the user experience. Attached Figure Description

[0016] To more clearly illustrate the solutions in this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0017] Figure 1 A schematic diagram of the overall structure of the smart fingerprint-opening children's cup; Figure 2 A diagram illustrating the open state of the smart fingerprint-operated children's cup. Figure 3 Cross-sectional view of the smart fingerprint-opening children's cup in the closed state; Figure 4 This is a cross-sectional view of the cup lid in the closed state. Figure 5 This is a schematic diagram of the exploded structure of the upper cover. Figure 6 This is a schematic diagram of the upper cover structure; Figure 7 This is a schematic diagram of the exploded structure of the lower cover. Detailed Implementation

[0018] Unless otherwise defined, all technical and scientific terms used in this invention have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in this specification is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The terms "comprising" and "having," and any variations thereof, in the specification, claims, and accompanying drawings are intended to cover non-exclusive inclusion. The terms "first," "second," etc., in the specification, claims, and accompanying drawings are used to distinguish different objects, not to describe a particular order.

[0019] In this invention, the reference to "embodiment" means that a specific feature, structure, or characteristic described in connection with an embodiment may be included in at least one embodiment of this invention. The appearance of this phrase in various places in the specification does not necessarily refer to the same embodiment, nor is it a mutually exclusive, independent, or alternative embodiment to other embodiments. It will be explicitly and implicitly understood by those skilled in the art that the embodiments described in this invention can be combined with other embodiments.

[0020] To enable those skilled in the art to better understand the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

[0021] like Figures 1-7 As shown, this utility model discloses a smart fingerprint-opening children's cup, comprising a cup lid body and a cup body 3. The cup lid body includes an upper lid 1 and a lower lid 2. One end of the upper lid 1 is hinged to the lower lid 2. A snap-fit ​​component and a controller component are provided inside the upper lid 1. The snap-fit ​​component and the controller component are electrically connected. The snap-fit ​​component includes a snap-fit ​​motor 11 and a swing claw 12. The other end of the upper lid 1 is provided with a swinging groove 13 that cooperates with the swing claw 12. The lower lid 2 is provided with a snap-fit ​​groove 21 that cooperates with the swing claw 12. The snap-fit ​​motor 11 can drive the swing claw 12 to rotate and move closer to or away from the snap-fit ​​groove 21. The lower lid 2 includes a lower lid outer shell 22, a lifting elastic linkage component, and a lower lid inner shell 23. The lower lid inner shell 23 is connected to the cup body 3. The lower cover inner shell 23 has a threaded connection. The upper end face of the lower cover inner shell 23 is provided with a lifting motion groove 231 that cooperates with the lifting elastic linkage component. The lower cover inner shell 23 has a linkage part 232 at the upper end of the lifting motion groove 231. The lower cover outer shell 22 has a lifting contour hole 221 that cooperates with the lifting elastic linkage component. The lifting contour hole 221 can restrict the rotation of the lifting elastic linkage component within the lifting contour hole 221. The upper end of the lifting elastic linkage component extends out of the lifting contour hole 221. The lifting elastic linkage component has a fixing part 242 that cooperates with the linkage part 232. The lower end face of the upper cover 1 has a pressing platform 10. The pressing platform 10 can apply downward pressure to the lifting elastic linkage component, causing the fixing part 242 to descend away from the linkage part 232.

[0022] By cooperating with the lifting elastic linkage and the lifting motion groove 231, the fixing part 242 can be moved away from the linkage part 232 when the lid is closed. When the user rotates the main body of the cup lid, the lower inner shell 23 cannot be rotated, thereby improving the safety of the children's cup. When the lid is opened, the swing claw 12 moves away from the locking groove 21, the upper lid 1 opens, and the lifting elastic linkage moves upward under the action of elastic reset after compression. This allows the fixing part 242 to cooperate with the linkage part 232, so that when the main body of the cup lid is rotated, the lower inner shell 23 can be rotated, thereby removing the cup lid and improving the user experience.

[0023] The upper end of the cup body 3 is provided with a cup mouth, and the outer side of the cup mouth is provided with an external thread 31. The inner wall of the lower cover inner shell 23 is provided with an internal thread 233 that mates with the external thread 31.

[0024] A torsion spring is provided at the hinge point between the upper cover 1 and the lower cover 2. With the torsion spring, the upper cover 1 can automatically flip upward after the locking motor 11 drives the swinging claw 12 to unlock, thus improving the user experience.

[0025] The lifting elastic linkage includes a lifting linkage 24 and a first lifting elastic element 25. The lifting linkage 24 is disposed above the first lifting elastic element 25. The upper and lower ends of the first lifting elastic element 25 are respectively limited by the lower end of the lifting linkage 24 and the lower end of the lifting motion groove 231.

[0026] By setting the first lifting elastic element 25, the lifting linkage element 24 can flexibly perform lifting and lowering movements, changing the cooperation relationship between the fixed part 242 and the linkage part 232.

[0027] A positioning protrusion 241 is provided on the outside of the lifting linkage component 24. The positioning protrusion 241 can prevent the lifting linkage component 24 from rising and disengaging from the lifting motion groove 231.

[0028] The fixing part 242 consists of multiple toothed grooves provided on the positioning protrusion 241, and the linkage part 232 is a linkage plate fixedly provided on the upper end face of the inner shell 23 of the lower cover. The linkage plate is provided with multiple teeth 2321 that cooperate with the multiple toothed grooves.

[0029] By having multiple grooves and multiple teeth 2321 engage one-to-one, the stability of the engagement between the fixing part 242 and the linkage part 232 can be improved.

[0030] The positioning convex plate 241 is arranged around the lifting linkage component 24, and multiple toothed grooves are evenly arranged on the positioning convex plate 241.

[0031] This design makes the position of the lifting linkage 24 more stable, and by evenly arranging multiple toothed grooves, the cooperation between the fixing part 242 and the linkage part 232 becomes more stable.

[0032] A positioning guide block 240 is provided around the lifting linkage component 24, and a positioning notch 222 that cooperates with the positioning guide block 240 is provided in the lifting contour hole 221, with the positioning guide block 240 extending out of the lifting contour hole 221.

[0033] By cooperating with the positioning guide block 240 and the positioning notch 222, the rotation direction angle of the lifting linkage 24 and the lower cover shell 22 can be relatively fixed, providing a basis for the lower cover shell 22 to drive the lower cover inner shell 23 to rotate.

[0034] There are three positioning guide blocks 240 and three positioning notches 222. By increasing the number, the stability of the rotation direction angle of the lifting linkage 24 and the lower cover shell 22 is further improved.

[0035] The upper cover 1 is also provided with a cover-closing sensor 14, which is electrically connected to the controller assembly. The cover-closing sensor 14 is a Hall switch. The lower cover 2 is provided with an induction magnet 26 that cooperates with the cover-closing sensor 14.

[0036] When the user closes the cover, the Hall switch can identify the closing signal by cooperating with the sensing magnet 26. After the controller component receives the closing signal, it drives the locking motor 11 to drive the swinging claw 12 to lock with the locking slot 21, thereby achieving the stability of the position between the upper cover 1 and the lower cover 2, improving the intelligence level of the product and the user experience.

[0037] The moving end of the snap-fit ​​motor 11 is provided with a drive wheel 111, and one end of the swing pawl 12 is provided with a linkage wheel 121 that cooperates with the drive wheel 111. The upper cover 1 is provided with a swing movable groove 13 that cooperates with the swing pawl 12. The lower end of the swing movable groove 13 cooperates with the snap-fit ​​groove 21 with the mounting port 131. The snap-fit ​​groove 21 is located in the swing movable groove 13.

[0038] The forward and reverse rotation of the drive wheel 111 causes the swing pawl 12 to swing back and forth.

[0039] The swing claw 12 has rotating columns at both ends, and the linkage wheel 121 is fixed on one of the rotating columns. The swing movable groove 13 has rotating holes on both sides that cooperate with the two rotating columns. The two rotating columns are respectively set in the two rotating holes. The cooperation between the two rotating columns and the two rotating holes improves the stability of the swing claw 12 in the swing movable groove 13.

[0040] The lower cover inner shell 23 is provided with a suction nozzle body 233, and a suction nozzle channel is provided inside the suction nozzle body 233. The lower end of the upper cover 1 is provided with a suction nozzle sealing groove 15 that cooperates with the suction nozzle body 233. A suction nozzle sealing elastic element 16 that cooperates with the suction nozzle body 233 is provided inside the suction nozzle sealing groove 15. The suction nozzle sealing elastic element 16 can seal the upper end of the suction nozzle channel.

[0041] With this structure, during the closing process, the nozzle body 233 enters the nozzle sealing groove 15, and the nozzle sealing elastic element 16 tightly fits the upper end of the nozzle body 233 to achieve a seal on the upper end of the nozzle channel.

[0042] The smart fingerprint-opening children's cup also includes a straw assembly. The mouthpiece body 233 is set in the lifting movement groove 231. The lifting elastic linkage is sleeved on the mouthpiece body 233. The straw assembly includes a straw body 27, a second lifting elastic member 28, and a lower mouthpiece seal 29. A limiting boss 2331 is provided at the lower end of the mouthpiece channel. An upper limit part 271 is provided on the straw body 27. The second lifting elastic member 28 and the lower mouthpiece seal 29 are respectively sleeved on the straw body 27. The second lifting elastic member 28 is set inside the cup body 3 and can seal the lower end of the mouthpiece channel. The upper and lower ends of the second lifting elastic member 28 are limited by the upper limit part 271 and the limiting boss 2331, respectively.

[0043] By setting the mouthpiece body 233 in the lifting movement groove 231, the space utilization can be further improved. At the same time, during the closing process, the upper end of the straw body 27 is pressed into the mouthpiece channel, and the pressing platform 10 presses the positioning guide block 240 downward, pressing the positioning guide block 240 into the lifting contour hole 221. The fixing part 242 of the lifting linkage 24 moves downward, and the first lifting elastic member 25 and the second lifting elastic member 28 are both squeezed and contracted. The fixing part 242 moves away from the linkage part 232, so that when the cup lid body is closed, the user can only rotate the lower lid outer shell 22, but cannot rotate the lower lid inner shell 23.

[0044] After the lid is opened, under the action of the second lifting elastic member 28, the upper end of the straw body 27 extends out of the upper end of the mouthpiece body 233, making it convenient for children to use. At the same time, the lower sealing member 29 of the mouthpiece moves upward, and the upper end of the lower sealing member 29 fits tightly against the lower end of the mouthpiece body 233 to seal the lower end of the mouthpiece channel. Under the action of the first lifting elastic member 25, the lifting linkage member 24 is pushed upward, causing the fixing part 242 to rise. Multiple grooves and multiple teeth 2321 engage one by one. When the user rotates the cup lid body, the lower lid outer shell 22 drives the lower lid inner shell 23 to rotate, thereby causing the cup lid body to detach from the cup body 3 and completing the lid removal action.

[0045] The first lifting elastic element 25 and the second lifting elastic element 28 are telescopic springs, and the lower sealing element 29 of the suction nozzle is a lower sealing silicone sleeve for the suction nozzle.

[0046] The controller assembly includes a power supply battery 17, a main control board 18, and a fingerprint control 19. The fingerprint control 19 and the power supply battery 17 are electrically connected to the main control board 18. Through the settings of the fingerprint control 19, users can open the cover by matching fingerprint information, which improves the user experience.

[0047] As can be seen from the above, the beneficial effects of this utility model are: by adopting its mechanism, it can effectively solve the problem of safety in the use of children's cups in the prior art. Through the cooperation of the lifting elastic linkage and the lifting motion groove 231, the fixing part 242 can be moved away from the linkage part 232 when the lid is closed. When the user rotates the main body of the lid, it cannot drive the lower inner shell 23 to rotate, thereby improving the safety of the use of children's cups. When the lid is opened, the swing claw 12 moves away from the locking groove 21, the upper lid 1 opens, and the lifting elastic linkage moves upward under the action of elastic reset after compression. This allows the fixing part 242 to cooperate with the linkage part 232. When the main body of the lid is rotated, the lower inner shell 23 can be rotated, thereby removing the lid and improving the user experience.

[0048] The specific embodiments described above are preferred embodiments of this utility model, and are not intended to limit the specific scope of this utility model. The scope of this utility model includes but is not limited to the specific embodiments described above. All equivalent changes made in accordance with this utility model are within the protection scope of this utility model.

Claims

1. A smart fingerprint-opening children's cup, characterized in that: The cup includes a lid body and a cup body. The lid body comprises an upper lid and a lower lid. One end of the upper lid is hinged to the lower lid. A locking assembly and a controller assembly are disposed within the upper lid. The locking assembly is electrically connected to the controller assembly. The locking assembly includes a locking motor and a swinging claw. The other end of the upper lid has a swinging groove that engages with the swinging claw. The lower lid has a locking groove that engages with the swinging claw. The locking motor can drive the swinging claw to rotate and move closer to or away from the locking groove. The lower lid includes a lower lid outer shell, a lifting elastic linkage, and a lower lid inner shell. The lower lid inner shell is threadedly connected to the cup body. The lower cover inner shell has a lifting motion groove on its upper end surface that cooperates with the lifting elastic linkage. The lower cover inner shell has a linkage part at the upper end of the lifting motion groove. The lower cover outer shell has a lifting contour hole that cooperates with the lifting elastic linkage. The lifting contour hole can restrict the rotation of the lifting elastic linkage within the lifting contour hole. The upper end of the lifting elastic linkage extends out of the lifting contour hole. The lifting elastic linkage has a fixing part that cooperates with the linkage part. The lower end surface of the upper cover has a pressing platform. The pressing platform can apply downward pressure to the lifting elastic linkage, causing the fixing part to descend away from the linkage part.

2. The smart fingerprint-opening children's cup according to claim 1, characterized in that: The lifting elastic linkage includes a lifting linkage and a first lifting elastic component. The lifting linkage is disposed above the first lifting elastic component, and the upper and lower ends of the first lifting elastic component are respectively limited by the lower end of the lifting linkage and the lower end of the lifting motion groove.

3. The smart fingerprint-opening children's cup according to claim 2, characterized in that: A positioning protrusion is provided on the outer side of the lifting linkage component, which can prevent the lifting linkage component from rising and disengaging from the lifting motion groove.

4. The smart fingerprint-opening children's cup according to claim 3, characterized in that: The fixing part is a plurality of toothed grooves provided on the positioning protrusion plate, and the linkage part is a linkage plate fixedly provided on the upper end face of the lower cover inner shell. The linkage plate is provided with a plurality of teeth that cooperate with the plurality of toothed grooves, and the plurality of toothed grooves and the plurality of teeth cooperate one by one.

5. The smart fingerprint-opening children's cup according to claim 4, characterized in that: The positioning protrusion is arranged around the lifting linkage component, and multiple toothed grooves are evenly arranged on the positioning protrusion.

6. The smart fingerprint-opening children's cup according to claim 2, characterized in that: A positioning guide block is provided around the lifting linkage component, and a positioning notch is provided in the lifting contour hole to cooperate with the positioning guide block. The positioning guide block extends out of the lifting contour hole.

7. The smart fingerprint-opening children's cup according to claim 1, characterized in that: The upper cover is also equipped with a cover-closing sensor, which is electrically connected to the controller assembly. The cover-closing sensor is a Hall switch. The lower cover is equipped with a sensing magnet that cooperates with the cover-closing sensor. The Hall switch can identify the cover-closing signal by cooperating with the sensing magnet.

8. The smart fingerprint-opening children's cup according to claim 1, characterized in that: A drive wheel is provided on the moving end of the snap-fit ​​motor, and a linkage wheel that cooperates with the drive wheel is provided at one end of the swinging claw. A swinging movable groove that cooperates with the swinging claw is provided on the upper cover. The lower end of the swinging movable groove cooperates with the snap-fit ​​groove for installation. The snap-fit ​​groove is located in the swinging movable groove.

9. The smart fingerprint-opening children's cup according to any one of claims 1-8, characterized in that: The lower cover inner shell is provided with a suction nozzle body, and the suction nozzle body is provided with a suction nozzle channel. The lower end of the upper cover is provided with a suction nozzle sealing groove that cooperates with the suction nozzle body. The suction nozzle sealing groove is provided with a suction nozzle sealing elastic element that cooperates with the suction nozzle body. The suction nozzle sealing elastic element can seal the upper end of the suction nozzle channel.

10. The smart fingerprint-opening children's cup according to claim 9, characterized in that: It also includes a straw assembly, wherein the mouthpiece body is disposed in the lifting movement groove, the lifting elastic linkage is sleeved on the mouthpiece body, the straw assembly includes a straw body, a second lifting elastic element and a lower mouthpiece seal, a limiting boss is provided at the lower end of the mouthpiece channel, an upper limit part is provided on the straw body, the second lifting elastic element and the lower mouthpiece seal are respectively sleeved on the straw body, the second lifting elastic element is disposed in the cup body, and the second lifting elastic element can seal the lower end of the mouthpiece channel, and the upper and lower ends of the second lifting elastic element are limited by the upper limit part and the limiting boss respectively.