CN216316199U - Straw and straw cup - Google Patents

Abstract

The utility model provides a straw and a straw cup, which relate to the technical field of daily supplies and comprise: the connecting device comprises a first pipe body, a connecting section and a second pipe body which are sequentially connected, wherein the second pipe body can be inclined relative to the first pipe body, and the inclination angle between the second pipe body and the first pipe body is variable; a first fluid passageway passing through the first tube, the connecting section, and the second tube in sequence; the connecting section is provided with the concave-convex structure, when the included angle between the first pipe body and the second pipe body is reduced, the concave-convex structure enables the inner walls of the connecting section to be close to each other, and further the first fluid channel at the connecting section is gradually closed.

Description

Straw and straw cup

Technical Field

The utility model relates to the technical field of daily supplies, in particular to a straw and a straw cup.

Background

The straw cup is a water cup suitable for children to drink water, and compared with an adult water cup, the straw cup is provided with the straw in the middle, so that children can drink water easily. The straw cup can help the child smoothly transit from feeding by a feeding bottle to a cup feeding stage, and meanwhile, the hand and mouth coordination capacity of the child can be enhanced. When the physical exercise capacity of the children is gradually improved, the cups can be held, but the balance can not be kept, the sucker cups can be used, and the children can have an independent and independent opportunity. The portable schoolbag is convenient to carry when going out and can be placed in a schoolbag.

However, when the straw cup is carried, the liquid in the cup is easy to flow out of the bottle along the straw, so that the liquid is leaked, and the carrying is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a straw and a straw cup, which can reduce the possibility that liquid in the cup flows out from the habit during carrying.

In order to achieve the above purpose, the utility model provides the following technical scheme: a drinking straw, comprising: the connecting device comprises a first pipe body, a connecting section and a second pipe body which are sequentially connected, wherein the second pipe body can be inclined relative to the first pipe body, and the inclination angle between the second pipe body and the first pipe body is variable; a first fluid passageway passing through the first tube, the connecting section, and the second tube in sequence; the connecting section is provided with a concave-convex structure, when an included angle between the first pipe body and the second pipe body is reduced, the concave-convex structure enables the inner walls of the connecting section to be close to each other, and then the first fluid channel at the connecting section is gradually closed.

Further, in the above-described one of the suction pipes, as the concavo-convex structure, a thickened protrusion is provided on an inner wall of the coupling section.

Further, in a suction pipe of the aforesaid, the one end of linkage segment with the second body is connected, the other end of linkage segment with first body is connected, the linkage segment the inner wall of one end has the thickening is protruding.

Further, in the above-described one of the straws, as the concave-convex structure, a concave portion is provided on an outer surface of the connecting section.

Further, in the above straw, one end of the connecting section is connected to the second tube, the other end of the connecting section is connected to the first tube, the outer surface of the other end of the connecting section is provided with the concave portion, and when an included angle between the first tube and the second tube is reduced, the width of the concave portion is gradually reduced.

Further, in the above-mentioned pipette, an initial angle between a central axis of the first tube and a central axis of the second tube is 135 ° to 160 °.

Further, in the above-mentioned one kind of drinking straw, the thickness of the thickened protrusion is 1/6-2/3 of the wall thickness of the second tubular body; the thickening bulge is arranged along the circumferential direction of the inner wall of the connecting section, and the circumferential length of the thickening bulge is 1/3-1 of the circumference of the inner wall of the connecting section.

Further, in the above-mentioned straw, a center point of the concave portion is a fulcrum when the second tube rotates.

Further, in the above-mentioned pipette, the depth of the recess is 1/3-2/3 of the wall thickness of the first tube, and the wall thickness of the connecting section at the position corresponding to the recess is 1/3-2/3 of the wall thickness of the first tube.

Further, in the above-described one of the suction pipes, an angle between both ends of the recessed portion in the circumferential direction and a perpendicular line to the central axis of the second pipe body is 150 ° to 180 °.

Furthermore, in the above-mentioned straw, the first fixing member and the second fixing member are disposed on the first pipe body, the first fixing member is provided with a ventilation hole, and a check valve is disposed in the ventilation hole; one end of the second fixing component is connected to one end, far away from the second pipe body, of the first pipe body, and the second fixing component and the first pipe body have the same central axis; a radial dimension of the second securing member relative to the central axis is greater than the first tubular body; the clamping device also comprises a first clamping groove and a second clamping groove; the first clamping groove and the second clamping groove are positioned in the second fixing component; the first fluid channel, the first clamping groove and the second clamping groove are communicated in sequence; the first clamping groove comprises an expansion section and a transition section which are sequentially connected, the expansion section is communicated with the first fluid channel, one end of the expansion section, which is connected with the first fluid channel, is a first connecting end, one end of the expansion section, which is connected with the transition section, is a second connecting end, and the cross-sectional area of the expansion section is gradually increased from the first connecting end to the second connecting end; the cross-sectional area of the transition section is the same as the largest cross-sectional area of the expansion section; the cross-sectional area of the second clamping groove is smaller than that of the transition section; the outer wall of the first pipe body is provided with a buffer groove, the buffer groove is arranged along the circumferential direction of the first pipe body, and the buffer groove is located on one side, away from the second fixing component, of the first fixing component.

Further, in the above-mentioned pipette, a valve is provided in the second tube for restricting the flow of fluid through the first fluid passage.

In another aspect, a straw cup is provided, which comprises the straw and a bottle body with an opening, wherein the straw is arranged at the opening.

Further, in the above-mentioned straw cup, the straw cup further comprises: the bottle cover and the sliding cover are detachably connected with the bottle body; the bottle cap is provided with an accommodating groove, the accommodating groove is provided with a fixing hole, and the suction pipe extends into the bottle body from the fixing hole; when the straw extends into the bottle body, the first pipe body is positioned inside the bottle body, and the second pipe body is positioned outside the bottle body; the sliding cover is hinged to the bottle cap, and when the sliding cover rotates and covers the accommodating groove, the sliding cover can rotate the second pipe body to the accommodating groove.

The suction pipe and the suction pipe cup are characterized in that the inner wall of the bent part of the suction pipe is thickened, so that the fluid channel in the suction pipe is completely closed when the suction pipe is bent, the occurrence of the backflow situation is avoided, and the convenience of the suction pipe and the suction pipe cup in use is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. Wherein:

FIG. 1 is a schematic cross-sectional view of a straw according to an embodiment of the present invention.

FIG. 2 is a perspective view of a straw according to an embodiment of the present invention.

FIG. 3 is a perspective view of a straw cup according to an embodiment of the present invention.

FIG. 4 is a schematic cross-sectional view of the thickened protrusion 1/2 with the length of the inner wall of the connecting end

Description of reference numerals: 1 a first tube; 2, connecting sections; 3 a second tube; 4 thickening the bulge; 5 a first fixing member; 6, ventilating holes; 7 a second fixing member; 8 a buffer tank; 9 a valve; 10 bottle bodies; 11, a bottle cap; 12 a sliding cover; 13, accommodating grooves; 14 recessed portion.

Detailed Description

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. The various examples are provided by way of explanation of the utility model, and not limitation of the utility model. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit thereof. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and equivalents thereof.

In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected," "connected," and "disposed" as used herein are intended to be broadly construed, and may include, for example, fixed and removable connections; can be directly connected or indirectly connected through intermediate components; the connection may be a wired electrical connection, a wireless electrical connection, or a wireless communication signal connection, and a person skilled in the art can understand the specific meaning of the above terms according to specific situations.

One or more examples of the utility model are illustrated in the accompanying drawings. The detailed description uses numerical and letter designations to refer to features in the drawings. Like or similar designations in the drawings and description have been used to refer to like or similar parts of the utility model. As used herein, the terms "first," "second," "third," and "fourth," etc. may be used interchangeably to distinguish one component from another and are not intended to indicate the position or importance of an individual component.

As shown in FIGS. 1-4, according to an embodiment of the present invention, there is provided a pipette, also referred to as a pipette tip, comprising: the pipe comprises a first pipe body 1, a connecting section 2 and a second pipe body 3 which are connected in sequence, wherein the second pipe body 3 can be inclined relative to the first pipe body 1, and the inclination angle between the second pipe body 3 and the first pipe body 1 is variable; the first fluid channel sequentially penetrates through the first pipe body 1, the connecting section 2 and the second pipe body 3; when the included angle between the first pipe 1 and the second pipe 3 is reduced, the inner walls of the connecting section 2 approach each other to gradually close the first fluid passage at the connecting section. The cross-sectional area of the bending part and the area nearby of the suction pipe can be reduced when the suction pipe is bent, so that the cross-sectional area of the bending part and the area nearby can be reduced to a large extent by arranging the connecting section 2 between the first pipe body 1 and the second pipe body 3, and therefore fluid is effectively prevented from flowing back along the suction pipe from a container.

One end of the connecting section is connected with the second pipe body, the other end of the connecting section is connected with the first pipe body, and the inner wall of one end of the connecting section is provided with a thickening bulge; the circumferential length of the thickening protrusion 4 is 1/3-1 of the circumference of the inner wall of the connecting section.

Preferably, a concave part is arranged on the outer surface of the other end of the connecting section 2, when the included angle between the first pipe body 1 and the second pipe body 3 is reduced, the width of the concave part is gradually reduced, and the distance between AB in fig. 1 is the width of the concave part; the central point of the concave part is a fulcrum when the second pipe body rotates; the depth of the concave part is 1/3-2/3 of the wall thickness of the first pipe body 1, and the wall thickness of the corresponding concave part on the connecting section is 1/3-2/3 of the wall thickness of the first pipe body; the included angle between the connecting line of the two ends of the concave part and the central axis of the second pipe body is 150-180 degrees.

Preferably, the wall thickness of the second tube 3 is 2.02cm to 2.14cm, and the wall thickness of the second tube 3 can be selected from 2.02cm, 2.04cm, 2.06cm, 2.08cm, 2.10cm, 2.12cm and 2.14cm, preferably 2.08 cm; the wall thickness of the first tube body 1 is 2.84cm-2.96cm, and the wall thickness of the first tube body 1 can be selected from 2.84cm, 2.86cm, 2.88cm, 2.90cm, 2.92cm, 2.94cm and 2.96cm, and is preferably 2.90 cm.

Preferably, the thickness of the thickening protrusion 4 is 1/6-2/3 of the thickness of the second tube 3, and when the thickness of the thickening protrusion 4 is within this range, the liquid flow is not obstructed in the non-bending state, and the first fluid channel can be sealed in the bending state.

Preferably, the initial angle between the central axis of the first pipe 1 and the central axis of the second pipe 3 is 135 ° to 160 °, and the initial angle between the first pipe 1 and the second pipe 3 is within the above range, which is convenient for the user.

Preferably, the first fixing member 5 is arranged on the first pipe body 1, the first fixing member 5 is provided with a ventilation hole 6 for fixing the suction pipe, a one-way valve is arranged in the ventilation hole, and one-way inflow of gas can be realized through the one-way valve, so that liquid is prevented from flowing out of the ventilation hole 6. The suction pipe can balance the air pressure between the suction cup and the outside through the ventilation holes 6 on the first fixing member 5, so that the suction pipe can work normally.

Preferably, still include second fixed component 7, the one end of second fixed component 7 is connected in the one end that second body 3 was kept away from to first body 1, and second fixed component 7 and first body 1 have the same central axis, and second fixed component 7 can make overall structure more balanced with the central axial coincidence of first body 1, and is more convenient during installation and use.

Preferably, the second fixing member 7 has a greater radial dimension with respect to the central axis than the first tubular body 1, since the second fixing member 7 is located inside the container, the greater dimension of the second fixing member 7 facilitates the mounting of the straw.

Preferably, the device further comprises a first clamping groove and a second clamping groove; the first clamping groove and the second clamping groove are positioned in the second fixing component 7; first fluid passage, first joint groove, second joint groove communicate in proper order, and first joint groove and second joint groove are used for installing the hose in the straw cup, through the joint groove of two size differences, can make the installation of hose more stable, and convenient to use person uses.

Preferably, the first clamping groove comprises an expansion section and a transition section which are sequentially connected, the expansion section is communicated with the first fluid channel, one end of the expansion section, which is connected with the first fluid channel, is a first connecting end, one end of the expansion section, which is connected with the transition section, is a second connecting end, and the cross-sectional area of the expansion section is gradually increased from the first connecting end to the second connecting end; the cross-sectional area of the transition section is the same as the largest cross-sectional area of the diverging section. Preferably, the cross sectional area in second joint groove is less than the cross sectional area in changeover portion, and the cross sectional area in first joint groove is greater than the cross sectional area in second joint groove, thereby form the joint structure can effectually prevent that the hose from droing from the straw.

Preferably, be equipped with dashpot 8 on the outer wall of first body 1, dashpot 8 sets up along 1 circumference of first body, and dashpot 8 is located the one side of keeping away from second fixed component 7 of first fixed component 5, the installation of the straw of can being convenient for through dashpot 8, because the straw is flexible materials such as rubber mostly, in order to install on the straw cup, its whole can receive the extrusion of certain degree, during the extrusion, the deformation of circumference can change into the ascending deformation of length direction, and can compensate the ascending deformation of length direction through dashpot 8, thereby do not influence the installation of straw.

Preferably, a valve 9 is provided in the second body 3, the valve 9 being capable of restricting the flow of fluid through the first fluid passage, the valve 9 being formed by two rubber flaps, the valve 9 being adapted to open when a user sucks on it to suck out liquid.

As shown in fig. 3, the present invention further discloses a straw cup, including the straw in any of the foregoing embodiments, the straw cup further includes: a bottle body 10 with an opening, a bottle cap 11 detachably connected with the bottle body 10 and a sliding cover 12; the bottle cap 11 is provided with an accommodating groove 13, the accommodating groove 13 is provided with a fixing hole, and the suction pipe extends into the bottle body 10 from the fixing hole; when the straw is inserted into the bottle body 10, the first tube body 1 is positioned inside the bottle body 10, and the second tube body 3 is positioned outside the bottle body 10; the sliding cover 12 is hinged to the bottle cap 11, when the sliding cover 12 rotates and covers the accommodating groove 13, the sliding cover 12 can rotate the second pipe body 3 to the accommodating groove 13, and the bottle cap 11 is generally provided with an opening communicated with the ventilation hole 6, so that normal ventilation is guaranteed.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects: according to the utility model, the concave-convex structure is arranged on the connecting section, for example, the thickened bulge 4 is arranged on the inner wall or the depressed part is arranged on the outer wall, when the included angle between the first pipe body and the second pipe body is reduced, the inner walls of the connecting section are more easily and quickly close to each other, so that the first fluid channel at the connecting section is gradually closed, the possibility of fluid backflow when the straw is in a bending state is effectively avoided, the fluid in the straw cup does not need to be emptied when the straw cup is carried, and the carrying convenience of the straw cup is improved.

Compared with the prior art, the utility model thickens the inner wall of the bent part of the suction pipe, so that the suction pipe can completely seal the fluid channel in the suction pipe when being bent, thereby avoiding the occurrence of the reverse flow and improving the convenience of the suction pipe and the suction pipe cup when in use.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (14)

1. A drinking straw, comprising:

the connecting device comprises a first pipe body, a connecting section and a second pipe body which are sequentially connected, wherein the second pipe body can be inclined relative to the first pipe body, and the inclination angle between the second pipe body and the first pipe body is variable;

a first fluid passageway passing through the first tube, the connecting section, and the second tube in sequence;

the connecting section is provided with a concave-convex structure, when an included angle between the first pipe body and the second pipe body is reduced, the concave-convex structure enables the inner walls of the connecting section to be close to each other, and then the first fluid channel at the connecting section is gradually closed.

2. The pipette of claim 1 wherein said male and female formations are provided by thickened protrusions on the inside wall of said connecting section.

3. The pipette according to claim 2, wherein one end of the connecting section is connected to the second tubular body, the other end of the connecting section is connected to the first tubular body, and the inner wall of the one end of the connecting section has the thickening protrusion.

4. The pipette of claim 1 wherein said male and female formations are provided on the outer surface of said connecting section with depressions.

5. The pipette according to claim 4,

one end of the connecting section is connected with the second pipe body, the other end of the connecting section is connected with the first pipe body, the outer surface of the other end of the connecting section is provided with the concave part, and when an included angle between the first pipe body and the second pipe body is reduced, the width of the concave part is gradually reduced.

6. The pipette of claim 1 wherein the initial angle between the central axis of said first body and the central axis of said second body is between 135 ° and 160 °.

7. A drinking straw as claimed in claim 3, wherein the thickness of the thickened portion is 1/6-2/3 of the wall thickness of the second tubular body;

the thickening bulge is arranged along the circumferential direction of the inner wall of the connecting section, and the circumferential length of the thickening bulge is 1/3-1 of the circumference of the inner wall of the connecting section.

8. The pipette of claim 5 wherein the center point of said depression is the fulcrum of rotation of said second body.

9. A drinking straw as claimed in claim 5, wherein the depth of the recess is 1/3-2/3 of the wall thickness of the first tubular body, and the wall thickness at the location on the connecting section corresponding to the recess is 1/3-2/3 of the wall thickness of the first tubular body.

10. The pipette as claimed in claim 5 wherein the angle between both ends of the depression in the circumferential direction and the perpendicular to the central axis of the second tubular body is 150 ° to 180 °.

11. The pipette of claim 1 further comprising a first fastening member and a second fastening member disposed on the first tube, the first fastening member having a vent hole, the vent hole having a one-way valve disposed therein;

one end of the second fixing component is connected to one end, far away from the second pipe body, of the first pipe body, and the second fixing component and the first pipe body have the same central axis;

a radial dimension of the second securing member relative to the central axis is greater than the first tubular body;

the clamping device also comprises a first clamping groove and a second clamping groove;

the first clamping groove and the second clamping groove are positioned in the second fixing component;

the first fluid channel, the first clamping groove and the second clamping groove are communicated in sequence;

the first clamping groove comprises an expansion section and a transition section which are sequentially connected, the expansion section is communicated with the first fluid channel, one end of the expansion section, which is connected with the first fluid channel, is a first connecting end, one end of the expansion section, which is connected with the transition section, is a second connecting end, and the cross-sectional area of the expansion section is gradually increased from the first connecting end to the second connecting end;

the cross-sectional area of the transition section is the same as the largest cross-sectional area of the expansion section;

the cross-sectional area of the second clamping groove is smaller than that of the transition section;

the outer wall of the first pipe body is provided with a buffer groove, the buffer groove is arranged along the circumferential direction of the first pipe body, and the buffer groove is located on one side, away from the second fixing component, of the first fixing component.

12. The pipette of claim 1 wherein said second body has a valve disposed therein for restricting fluid flow through said first fluid passageway.

13. A straw cup comprising the straw of any one of claims 1 to 12 and a bottle body having an opening at which the straw is mounted.

14. The pipette cup of claim 13 further comprising: the bottle cover and the sliding cover are detachably connected with the bottle body;

the bottle cap is provided with an accommodating groove, the accommodating groove is provided with a fixing hole, and the suction pipe extends into the bottle body from the fixing hole;

when the straw extends into the bottle body, the first pipe body is positioned inside the bottle body, and the second pipe body is positioned outside the bottle body;

the sliding cover is hinged to the bottle cap, and when the sliding cover rotates and covers the accommodating groove, the sliding cover can rotate the second pipe body to the accommodating groove.

Images