TWM543083U - Tumbler water bottle - Google Patents

Description

Tumbler water bottle

This creation is about a tumbler water bottle, especially a tumbler water bottle for baby or toddler water bottles.

The water bottle used in the existing infants and young children usually adopts a cylindrical container body, and the existing water bottle cannot stand on its own when it is dumped, so that when the bottle is overturned, it is easy to cause the liquid contained in the bottle to leak out.

Therefore, a part of the water bottle on the market is designed as a water bottle of a tumbler bottle. The tumbler water bottle has a circular arc-shaped bottom surface, and a weight is arranged at the bottom, so that the center of gravity of the water bottle is concentrated at the lower end, so that the water bottle can be gravity-dumped after being poured. The function automatically returns to the upright position to prevent the bottle from tipping over.

However, the weight of the bottom of this type of tumbler water bottle cannot be replaced, so it is difficult for infants and young children with low hand strength to bear the weight of the water bottle and cannot use it.

In addition, most of the existing water bottles use a straw to assist the infant to suck the liquid contained in the water bottle. However, most of the existing straws do not have the function of stopping leakage. When the water bottle is poured, the liquid easily flows out from the suction end of the straw, thereby causing inconvenience.

Due to the above factors, due to the above reasons, the existing tumbler water bottle is limited in use. Therefore, how to overcome the above-mentioned lack of the tumbler water bottle by improving the structural design has become an important issue to be solved by this undertaking.

The main purpose of this creation is to solve the shortcomings of the existing tumbler water bottle that can not be replaced arbitrarily, and does not have the function of stopping leakage.

The present invention provides a tumbler water bottle, comprising: a container body, the container body having a bottle body having a circular cross section, and the upper and lower ends of the bottle body respectively have a first end and a first a second end, the second end of the bottle body is connected with a bottom end portion, the bottom end portion has an arcuate end surface; a straw assembly, the straw assembly has a straw body, and one end of the straw body has a suction end, the other end being insertable into the interior of the container body; a straw holder having a flat portion, and a straw perforation is disposed in the center of the flat portion, the straw body being from the straw a perforation is passed through the flat plate portion; wherein a bottom portion of the bottom end portion of the bottle body is provided with a receiving chamber, the receiving chamber has an opening, and a cover body is disposed in the opening of the receiving chamber; and a weight The unit is housed in the accommodating chamber, whereby the center of gravity of the container body is concentrated at a position close to the bottom end portion, so that the container body can be returned to an erect state after being dumped.

In a preferred embodiment of the present invention, the first end of the bottle body is provided with an interface portion, the interface portion has an external thread portion; and the straw holder has a connecting portion, and the connecting portion is connected to the The suction tube seat is adjacent to one end of the bottle body, the connecting portion can be sleeved on the outer side of the interface portion, and an inner thread portion is disposed on an inner side of the connecting portion, and the internal thread portion can be combined with the external thread portion Interlocking with each other to mount the straw holder on the interface portion.

In a preferred embodiment of the present invention, further comprising: a plurality of air inlet holes, wherein the plurality of air inlet holes are disposed on the flat plate portion of the straw holder; an elastic piece, the elastic piece is disposed at the The straw body is adjacent to one end of the straw holder. When the straw assembly is disposed on the straw holder, the elastic piece can abut the side of the flat plate facing the water bottle; a plurality of the through holes are disposed on the elastic sheet at positions corresponding to the plurality of the air inlet holes, and when the straw assembly is disposed on the straw holder, the plurality of through holes are respectively The plurality of elastic protrusions are disposed on the elastic sheet with respect to the other side of the flat portion and corresponding to the plurality of through holes. a position, a side of each of the elastic protrusions facing the flat portion forms a recess, each of the The recessed portion communicates with the through hole, and each of the elastic convex portions respectively has a venting hole, and each of the venting holes communicates with the recessed portion; wherein the straw assembly and the straw holder are assembled When the water bottle is on, external air can enter the inside of the water bottle through the air inlet hole, the through hole, the recess, and the vent hole, and when the water bottle is poured, the water bottle The inner containing liquid can contact the surface of the elastic piece and the plurality of elastic convex portions such that the plurality of elastic convex portions are pressed, so that the vent holes of each of the elastic convex portions are pressed and closed.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings are only for reference and description, and are not intended to limit the creation.

10‧‧‧Sipper assembly

11‧‧‧ mouth end

12‧‧‧Sipper body

121‧‧‧Extension tube

13‧‧‧Elastic film

131‧‧‧through hole

132‧‧‧ Positioning Department

14‧‧‧Flange

15‧‧‧Elastic convex

151‧‧‧ venting holes

152‧‧‧Depression

20‧‧‧Sucker seat

21‧‧‧ Body Department

22‧‧‧ Flat section

221‧‧‧Air intake

222‧‧‧Sipper perforation

223‧‧‧ positioning parts

23‧‧‧Connecting Department

24‧‧ Thread Department

30‧‧‧ container body

31‧‧‧ bottle

311‧‧‧ first end

312‧‧‧ second end

32‧‧‧ Interface Department

321‧‧‧External thread

33‧‧‧ bottom part

331‧‧‧ curved end face

332‧‧‧ accommodating room

333‧‧‧Care Department

34‧‧‧ Cover

341‧‧‧Positioning column

342‧‧‧ engaging members

343‧‧‧ card slot

35‧‧‧weight unit

36‧‧‧Hands

361‧‧‧ collar

37‧‧‧Upper cover

38‧‧‧ bell accessories

40‧‧‧ pacifier assembly

41‧‧‧ pacifier body

411‧‧‧ Breathing valve

42‧‧‧Sucker

43‧‧‧Connecting Department

44‧‧‧Threaded Department

P‧‧‧ plane

Figure 1 is a perspective assembled view of a first embodiment of a tumbler water bottle.

2 is an exploded perspective view of the first embodiment of the creation tumbler water bottle.

Figure 3 is an exploded perspective view of the first embodiment of the creation tumbler water bottle taken from the bottom.

Figure 4 is an exploded perspective view of the straw assembly and the straw holder used in the present invention.

Figure 5 is a perspective sectional view of the straw assembly and the straw holder used in the present invention.

Figure 6 is a combined sectional view of the creation tumbler water bottle in use.

Fig. 7 is a combined sectional view showing the creation of a tumbler water bottle in a state in which the container body is tilted.

Fig. 8 is a sectional view showing the combination of the upper cover and the upper part of the straw holder when the tumbler water bottle is not in use.

Figure 9 is a perspective exploded view of the second embodiment of the creation tumbler water bottle.

Figure 10 is a perspective assembled view of a third embodiment of the creation tumbler water bottle.

Figure 11 is a sectional view showing the combination of the third embodiment of the creation tumbler water bottle.

[First Embodiment]

The creation is a tumbler water bottle, and the tumbler water bottle can be used as a drinking utensil for infants and young children, and also has the function of a tumbler toy. As shown in FIG. 1 to FIG. 8 , the tumbler water bottle of the present invention mainly comprises: a straw assembly 10, a straw holder 20, and A container body 30. The straw assembly 10 can be disposed on the straw holder 20 and mounted on the container body 30 through the straw holder 20 to be combined into a water bottle for infants or toddlers having a leakproof and anti-dump function.

The container body 30 is a container in the shape of a tumbler. In this embodiment, the container body 30 has a bottle body 31. The bottle body 31 has a circular cross-sectional shape, and the upper and lower ends of the bottle body 31 respectively have a first The first end 311 of the bottle body 31 has an opening shape, and an interface portion 32 is disposed. The second end of the bottle body 31 is closed and a bottom end portion 33 is disposed.

In this embodiment, the bottle body 31 of the container body 30 is made of a soft silicone material, and the interface portion 32 and the bottom end portion 33 are respectively made of a hard plastic material. The bottle body 31 of the container body 30 and the interface portion 32 and the bottom end portion 33 are joined in such a manner that after the interface portion 32 and the bottom end portion 33 are respectively molded and formed, the interface portion 32 and the bottom end portion 33 are placed therein. In the molding die of the bottle body 31, the bottle body 31 and the interface portion 32 and the bottom end portion 33 are joined together by injection molding. The container body 30 is further provided with two handles 36 on both sides of the first end of the bottle body 31 for the infant to hold by both hands. The inner side of the handle 36 is connected to a set of rings 361 and is sleeved on the outer side of the first end 311 of the bottle body 31 through the collar 361.

As shown in Fig. 6, the bottom end portion 33 of the container body 30 has a curved end surface 331 as viewed from the side, and the side surface of the bottle body 31 also exhibits an arcuate curved surface. The second end 312 of the body 31 has a larger diameter than the first end 311, thus causing the container body 30 to form a lower width, upper narrow pear-shaped structure. As shown in FIG. 3, a recessed receiving chamber 332 is provided in the center of the bottom portion of the bottom end portion 33 of the bottle body 31. The receiving chamber 332 has an opening, and a cover 34 is provided at the opening of the receiving chamber 332. The accommodation chamber 332 can accommodate a weight unit 35.

In this embodiment, the side wall of the opening of the receiving chamber 332 is provided with a plurality of engaging portions 333, and the side of the cover 34 is provided with a plurality of engaging members 342, wherein the engaging portions 333 are internal threads, and the The engaging member 342 is externally threaded, and is engaged with the engaging member 342 and the engaging portion 333 so that the cover 34 can be fixed to the opening of the receiving chamber 332. At the office. In addition, the implementation further provides a linear slot 343 on the bottom surface of the cover 34. The width of the slot 343 is slightly larger than the width of the head of the coin or the screwdriver, so that the user can use the coin or the screwdriver to enter the card. In the slot 343, the cover 34 is rotated to facilitate locking or dismounting the cover 34.

In this embodiment, a positioning post 341 is further disposed at the center of the top surface of the cover body 34, and a center of the weight unit 35 has a through hole, and the positioning post 341 can pass through the through hole of the weight unit 35 to facilitate positioning the weight unit 35. .

As shown in FIG. 6 and FIG. 7 , the bottom of the container body 30 of the present invention has a curved end surface 331 . Therefore, when the container body 30 is placed on a plane P, the container body 30 is in contact with the plane P by the curved end surface 331. The container body 30 is allowed to swing freely. Meanwhile, since the diameter of the bottom end portion 33 of the container body 30 of the present invention is larger than the diameter of the upper end, and the weight portion 35 is further provided at the bottom end portion 33, the center of gravity of the container body 30 will be concentrated near the bottom end portion 33. s position. The container body 30 of the present invention, through the above structure, can be oscillated back and forth on the plane P like a tumbler toy when placed on the plane P, and when the container body 30 is tilted, it will be able to pass through gravity so that the container body 30 The self-recovery to the erect state allows the container body 30 of the present creation to be used as a tumbler toy.

As shown in FIG. 1 and FIG. 2, the straw assembly 10 used in the present invention has a straw body 12, the straw body 12 has a circular tubular shape, and has a through hollow tube inside. The suction tube body 12 has a suction end 11 at one end thereof. The mouth end 11 can pass through the straw holder 20 and be exposed to the outside of the straw holder 20. In this embodiment, the bottom of the straw body 12 is externally connected with an extension tube 121 for extending the distance of the straw body 12. When the straw holder 20 and the straw assembly 10 are mounted on the container body 30, the extension tube 121 can be inserted into the interior of the container body 30. It should be noted that the extension tube 121 can be regarded as an extension of the straw body 12, and in this embodiment, the straw body 12 and the extension tube 121 are two-piece combination structure, but the actual application can also be integrated. structure.

In this embodiment, the straw holder 20 has a substantially conical body portion 21, the top end of the body portion 21 forms a flat portion 22, and the body portion 21 is opposite to the flat portion 22 One end has a connecting portion 23, and the inner side of the connecting portion 23 is provided with an internal thread portion 24. As shown in FIG. 3 and FIG. 5, the first end of the bottle body 31 of the container body 30 has an interface portion 32. The outer side surface of the interface portion 32 is provided with an external thread portion 321, and the connecting portion 23 of the straw holder 20 can be fitted to The interface portion 32 of the container body 30 is locked to each other by the female screw portion 24 and the male screw portion 321 of the interface portion 32, whereby the straw holder 20 is fixed to the interface portion 32 at the upper end of the bottle body 31.

As shown in FIG. 1 and FIG. 2, the center of the flat portion 22 of the straw holder 20 has a straw perforation 222. The suction end 11 of the straw body 12 can penetrate the straw perforation 222, and the mouth end 11 is exposed to the flat portion 22. Above. In this embodiment, the outer surface of one end of the straw body 12 passing through the perforation 222 of the straw is further provided with a flange portion 14 which can be obtained from the outer side of the flat plate portion 22 when the straw body 12 passes through the perforation 222 of the straw. The inner bore edge of the straw perforation 222 is snapped so that the straw body 12 and the straw perforation 222 are in close contact to prevent liquid from leaking through the gap between the straw body 12 and the straw perforation 222.

As shown in FIGS. 4 and 5, after the straw holder 20 is assembled to the upper end of the container body 30, one end of the straw body 12 with respect to the mouth end 11 can be inserted into the inside of the bottle body 31 of the container body 30, thereby being able to be sucked into the bottle body. 31 The liquid stored inside. In order to balance the air pressure on the inner side and the outer side of the container body 30 so as to allow the user to smoothly suck the liquid contained in the container body 30, the flat portion 22 of the straw holder 20 is disposed around the periphery of the straw perforation 222. The plurality of air inlet holes 221 are provided for the air outside the container body 30 to enter the inside of the container body 30, so as to prevent the user from using the straw assembly 10 to suck the liquid in the container body 30 to cause a vacuum state inside the bottle body 31. This results in a situation in which the liquid cannot be aspirated.

In addition, the straw assembly 10 of the present invention is also provided with a structure for preventing liquid leakage. As shown in FIGS. 1 and 2, the leakage preventing structure on the straw assembly 10 mainly includes an elastic piece 13 which is provided by the elastic piece 13. The position is located at one end of the straw body 12 adjacent to the straw holder 20. When the straw assembly 10 is disposed on the straw holder 20, the elastic piece 13 can abut against a side of the flat portion 22 facing the container body 30. Elastic piece 13 The elastic sheet 13 is further provided with a plurality of through holes 131, and the positions of the plurality of the through holes 131 and the positions of the plurality of air inlet holes 221 on the flat plate portion 22 correspond to each other. When the straw assembly 10 is disposed on the straw holder 20, the plurality of through holes 131 in the elastic piece 13 are aligned with the plurality of intake holes 221 on the flat plate portion 22, respectively. The elastic piece 13 is provided with a plurality of elastic convex portions 15 with respect to the other side surface of the flat plate portion 22, and the positions of the plurality of elastic convex portions 15 and the plurality of through holes 131 correspond to each other.

In this embodiment, the elastic convex portions 15 are integrally formed on the elastic piece 13, and each of the elastic convex portions 15 has a substantially cylindrical shape and forms a circular arc end at the end of the elastic convex portion 15. A recessed portion 152 is formed on a side of each of the elastic convex portions 15 facing the flat plate portion 22, and the recessed portion 152 of each elastic convex portion 15 and each of the through holes 131 communicate with each other, and each of the elastic convex portions 15 has a single one. The arc end of the end penetrates into the vent hole 151 of the recess 152. As shown in FIGS. 2 and 5, when the straw assembly 10 and the straw holder 20 are combined, the elastic piece 13 can abut against the inner side surface of the flat plate portion 22, while the air inlet hole 221 on the flat plate portion 22, and the elastic piece 13 The upper through hole 131 and the recessed portion 152 and the vent hole 151 can communicate with each other, so that the air outside the container body 30 can enter the container body 30 through the vent hole 151, the through hole 131, the recessed portion 152, and the vent hole 151. internal.

The vent hole 151 in the elastic convex portion 15 of the present invention is a small-diameter aperture, so that when the elastic convex portion 15 is not pressed, the respective vent holes 151 can be maintained in an open state for gas to pass therethrough. However, when the elastic convex portion 15 is pressed and deformed, the vent holes 151 on the respective elastic convex portions 15 are also pressed, so that the vent holes are formed in a closed state. Therefore, when the container body 30 of the present invention is in an upright state, the venting holes 151 in the respective elastic convex portions 15 can be brought into an open state, so that the air outside the container body 30 can pass through the vent holes 151. The hole 131, the recessed portion 152, and the vent hole 151 enter the inside of the container body 30. On the contrary, when the container body 30 is tilted or tipped over, the liquid inside the container body 30 comes into contact with the elastic convex portion 15, thereby causing the respective elastic convex portions 15 to undergo deformation by pressure, thereby causing the respective vent holes 151 to be closed, and the gas can be blocked. Into The inside of the bottle body 31 of the container body 30. When the vent hole 151 is in a sealed state, the outside air cannot enter the inside of the bottle body 31, so that the liquid inside the bottle body 31 can be prevented from flowing out from the suction port end 11 of the straw assembly 10 by the action of the external atmospheric pressure. Achieve the purpose of preventing liquid leakage.

In addition, in order to facilitate the combination of the straw assembly 10 and the straw holder 20, the through hole 131 on the elastic piece 13 and the air inlet hole 221 on the flat plate portion 22 can be aligned with each other, which is created in the suction tube holder 20 and the straw assembly 10 A positioning structure is further disposed between the elastic pieces 13. In this embodiment, the positioning structure includes at least one positioning portion 132 disposed on the elastic piece 13 and at least one position disposed on a side of the flat plate portion 22 facing the elastic piece 13 and corresponding to the positioning portion 132. Positioning member 223. In this embodiment, the positioning portion 132 on the elastic piece 13 is a U-shaped notch, and the positioning member 223 on the flat plate portion 22 is a protrusion that cooperates with the notch shape of the positioning portion 132. Through the engagement between the positioning member 223 on the flat plate portion 22 and the positioning portion 132 of the elastic piece 13, the relative angular position of the elastic piece 13 and the flat plate portion 22 can be positioned, thereby enabling the through hole 131 on the elastic piece 13 to be aligned with The air inlet hole 221 on the flat plate portion 22.

6 to 8 are cross-sectional views showing the state of use of the straw assembly 10 and the straw holder 20 of the present invention in combination with the container body 30. As shown in FIG. 8, the upper end of the bottle body 31 of the container body 30 of the present invention can further be provided with an openable upper cover 37. The upper cover 37 can be attached to the top of the straw holder 20 and the mouth end 11 when the upper cover is attached. When the opening 37 is opened, the mouth end 11 of the straw assembly 10 can be exposed for the user to suck the liquid inside the container body 30, and when the upper cover 37 is closed, the mouth end 11 can be hidden by the upper cover 37 to prevent the mouth end 11 from being received. Pollution.

As shown in FIG. 8, the mouth end 11 of the straw assembly 10 of the present invention is also made of soft silicone. When the upper cover 37 is closed, the mouth end 11 can be pressed by the inner side of the upper cover 37 to form a bent state. At this time, the mouth end 11 is thus crushed, so that the mouth end 11 is formed in a sealed state, so that the liquid inside the container body 30 cannot flow out from the mouth end 11. Because the created leak-proof straw has the function of preventing liquid leakage when the water bottle is dumped, it is particularly suitable for use in the form of tumbler water. The bottle has caused the container body 30 to not leak when it is poured.

[Second embodiment]

As shown in FIG. 9, in the second embodiment of the creation of the tumbler water, in the first embodiment of the present invention, the weight unit 35 disposed at the bottom of the container body 30 is of a detachable structure. To remove the cover 34, the weight unit 35 is removed and then replaced with a plurality of bell pieces 38. In this embodiment, the bell fitting 38 is a plurality of metal spheres that emit sound when colliding. When the bell fitting 38 is placed in the receiving chamber 332, when the user pushes or moves the container body 30, each bell fitting 38 can Collision with each other produces an audible sound.

Of course, in addition to the bell assembly 38 described above, the counterweight unit 85 of the present invention can be replaced with a counterweight unit 35 of a different weight, or an electronic component can be placed in the housing chamber 332 after the counterweight unit 35 is disassembled ( The electronic component has a motion sensor capable of detecting the action of the container body 30 being pushed down, and the electronic component can also emit sound or music when sensing the motion of the container body, or generate Vibrate, so that the creation of the tumbler bottle is pushed down to produce special sound effects, music or other special effects through the electronic components to enhance the fun of its use.

[Third embodiment]

As shown in FIG. 10 and FIG. 11 , in the third embodiment of the present invention, the third embodiment of the present invention is replaced with a pacifier assembly 40 after the straw assembly 10 of the first embodiment is detached from the container body 30. Make the creation of the tumbler water bottle a tumbler bottle.

In this embodiment, the nipple assembly 40 has a nipple body 41. The nipple body 41 has a nozzle portion 42 and a venting valve 411, and the nipple body 41 is further disposed at a side of the bottle body 31 with a connecting portion 43. The connecting portion 43 has an annular shape and can be fitted to the outside of the interface portion 32 at the upper end of the bottle body 31. The inner side surface of the connecting portion 43 of the nipple assembly 40 is provided with an internal thread portion 44 that can be engaged with the external thread portion 321 , and the internal thread portion 44 and the external thread portion 321 are coupled to each other, thereby mounting the nipple assembly 40 to the interface portion. 32.

[Possible effects of the examples]

In summary, the present invention has an advantageous effect that the weight unit 35 at the bottom end of the tumbler-shaped container body 30 can be easily replaced, so that the user can install the weight unit 35 of different weights according to requirements, so that the present invention The weight of the created tumbler bottle can be adjusted according to the characteristics of the infant being used. It is even possible to replace the weight unit 35 with other bell fittings 38 or electronic components having different special functions to enhance the fun of its use. In addition, the created tumbler water bottle has a leak-stopping effect, so that when the infant uses the created tumbler water bottle as a tumbler toy, it can also effectively prevent the liquid leakage inside the container body 30.

The above description is only a preferred and feasible embodiment of the present invention, and thus does not limit the scope of the patent of the present invention. Therefore, any equivalent technical changes made by using the present specification and the contents of the schema are included in the scope of protection of the present creation. .

10‧‧‧Sipper assembly

11‧‧‧ mouth end

14‧‧‧Flange

20‧‧‧Sucker seat

21‧‧‧ Body Department

22‧‧‧ Flat section

221‧‧‧Air intake

23‧‧‧Connecting Department

30‧‧‧ container body

31‧‧‧ bottle

36‧‧‧Hands

37‧‧‧Upper cover

Claims (10)

A tumbler water bottle, comprising: a container body, the container body having a bottle body having a circular cross section, the upper and lower ends of the bottle body respectively having a first end and a second end, The second end of the bottle body is connected with a bottom end portion, the bottom end portion has a curved end surface; a straw assembly, the straw assembly has a straw body, and one end of the straw body has a suction end, and One end can be inserted into the interior of the container body; a straw holder having a flat portion, and a straw perforation is disposed in the center of the flat portion, and the straw assembly is perforated through the straw a flat portion; wherein a bottom portion of the bottom end portion of the bottle body is provided with a receiving chamber, the receiving chamber has an opening, and a cover body is disposed at an opening of the receiving chamber; and a weight unit, The weight unit is housed in the accommodating chamber, whereby the center of gravity of the container body is concentrated at a position close to the bottom end portion, so that the container body can be returned to an erect state after being tilted. The tumbler water bottle according to claim 1, wherein the first end of the bottle body is provided with an interface portion, the interface portion has an external thread portion; and the straw holder has a connecting portion, and the connecting portion is connected to The straw seat is adjacent to one end of the bottle body, the connecting portion can be sleeved on an outer side of the interface portion, and an inner thread portion is disposed on an inner side of the connecting portion, and the female thread portion can be externally The threaded portions are interlocked to each other to mount the straw holder to the interface portion. The tumbler water bottle of claim 2, further comprising: a plurality of air inlet holes, wherein the plurality of air inlet holes are disposed on the flat plate portion of the straw holder; an elastic piece, the elastic piece is disposed The elastic portion of the straw body adjacent to the straw holder, when the straw assembly is disposed on the straw holder, the elasticity The sheet can abut against a side of the flat plate facing the water bottle; a plurality of through holes, wherein the plurality of through holes are disposed on the elastic piece at positions corresponding to the plurality of the air inlet holes, when the straw When the assembly is disposed on the straw holder, the plurality of through holes are respectively aligned with the plurality of the inlet holes; and a plurality of elastic protrusions, and the plurality of the elastic protrusions are disposed on the elastic piece a recessed portion is formed on a side of each of the elastic convex portions facing the flat plate portion with respect to another side of the flat plate portion and a position corresponding to the plurality of through holes, each of the recessed portions and The through holes are connected, and each of the elastic protrusions has a venting hole, and each of the venting holes communicates with the recessed portion; wherein the straw assembly and the straw holder are assembled on the water bottle At the time, external air can enter the inside of the water bottle through the intake hole, the through hole, the recess, and the vent hole, and when the water bottle is poured, the liquid inside the water bottle can hold liquid Contacting the surface of the elastic piece and the plurality of elastic protrusions, The plurality of elastic protrusions oppressed, each of said holes such that the elastic protrusion is pressed closed. The tumbler water bottle according to claim 3, wherein the elastic piece is provided with at least one groove-shaped positioning portion, and one side of the flat plate portion facing the elastic piece is provided with at least one position corresponding to the positioning portion. a bump-shaped positioning member, at least one of the positioning member and the at least one positioning portion being engageable with each other for positioning a relative position of the elastic piece and the flat plate portion, so that the plurality of the air inlet holes And a plurality of the through holes can be aligned with each other. The tumbler water bottle according to claim 2, wherein a handle is disposed on each side of the bottle body adjacent to the interface portion. The tumbler water bottle according to claim 2, wherein a side wall of the opening of the receiving chamber is provided with a plurality of engaging portions, and a side surface of the cover body is provided with a plurality of engaging members capable of engaging with the engaging portions. And engaging the engaging member and the engaging portion with each other to fix the cover to the opening of the receiving chamber. The tumbler water bottle according to claim 6, wherein the engaging portion is an internal thread. The engaging member is externally threaded. The tumbler water bottle according to claim 7, wherein the bottom surface of the cover body is provided with a card slot, and the card slot can be inserted into the card slot by a user with a coin or a tool and rotate the cover body. The tumbler water bottle of claim 8, wherein the weight unit is replaceable with a plurality of bell pieces that can be accommodated in the housing chamber or replaced with an electronic component. The tumbler water bottle according to any one of claims 2 to 9, wherein the straw assembly and the straw holder are detachable from the bottle and replaced with a pacifier assembly having a pacifier a body, and a connecting portion, the connecting portion is connected to an end of the teat body near the bottle body, the connecting portion can be sleeved on an outer side of the interface portion, and an inner side of the connecting portion is provided with an inner portion The threaded portion is engageable with the externally threaded portion to mount the nipple assembly to the interface portion.