WO2015039400A1

WO2015039400A1 - Venting cup cover

Info

Publication number: WO2015039400A1
Application number: PCT/CN2013/090435
Authority: WO
Inventors: 蒋一新
Original assignee: 蒋一新
Priority date: 2013-09-23
Filing date: 2013-12-25
Publication date: 2015-03-26
Also published as: CN103496499B; CN103496499A

Abstract

Provided is a venting cup cover, comprising a rotary cover (2), a shell (3) and a sliding piece (4). The rotary cover (2) is provided with a hemispherical portion, and the shell (3) and the hemispherical portion are buckled to form a sliding groove for the sliding piece (4) to slide therein; the sliding piece (4) is assembled on the sliding groove; the rotary cover (2) is further provided with a nozzle hole (23), a venting valve hole (24) and a clamping piece (25); the nozzle hole (23) is fixedly connected to a nozzle of a suction tube, or the nozzle hole (23) is fixed to a suction tube component; the nozzle or the suction tube component can be bent along the clamping piece (25) under the action of the sliding piece (4). The venting cup cover is characterized by being further provided with a venting valve fitted over the venting valve hole (24), wherein a rib (42) is provided on the inner side of the sliding piece (4) and corresponds to the venting valve; when the sliding piece (4) completely closes or opens the cup cover, the venting valve closes the venting valve hole (24); during part or all of the course of completely closing and opening the cup cover, the convex piece (42) acts on the venting valve such that the venting valve opens the venting valve hole (24) to form an air channel from inside to outside of the cup cover. The venting cup cover can adjust the air pressure of a container so as to prevent ejection and can be used on a beverage container.

Description

Breathable cup cover

The present invention relates to the field of beverage container technology, and more particularly to a venting cup lid that is screwed onto a cup. Background technique

At present, a beverage container using a straw suction liquid has been widely used. In the existing structure, if a hot liquid is contained in the container, the air pressure in the container is increased due to heat; when the straw is opened, the hot liquid is caused from the suction tube end. ejection. In order to solve this problem, it is necessary to open a venting device on the inner cover; for example, Chinese Patent No. 200610165636. 7 discloses a lid for a beverage container and a beverage container; The valve body of the hole is ventilated, and two spools are provided on the slider to ensure that the valve plug is clogged on the vent hole of the valve body to seal the water when fully opened and closed. This type of construction requires a relatively high assembly and requires accurate positioning of the venting holes and the spool on the valve body. Moreover, after the valve body of the structure is fixedly mounted on the inner cover, it is troublesome to replace the valve body after it is worn or burned. In addition, when the beverage is fully opened and used, the air cannot enter the cup, the user cannot continuously drink the beverage, and must be ventilated to continue using it.

Summary of the invention

The technical problem solved by the present invention is to provide a ventilating cup cover which can prevent hot liquid from being ejected from the container when the straw is opened; it is solved that the liquid is ejected from the straw when the cup is opened, and can be continuously used without venting.

The technical solution of the present invention to solve the above problems is: a venting cup cover, comprising a screw cap, a cover and a sliding piece, wherein the screw cap is provided with a hemispherical portion, and the cap and the hemispherical buckle are combined to form a sliding groove for sliding the sliding piece; the sliding piece is assembled on the sliding groove The screw cap is also provided with a nozzle hole, a gas permeable valve hole and a card bone; the nozzle hole is fixedly connected with the suction nozzle of the suction pipe, or the nozzle hole is fixed to the suction pipe component; the suction nozzle or the suction pipe component acts on the sliding piece The lower part can be bent along the clamping bone; and the utility model is characterized in that: a ventilation valve is further provided, the ventilation valve is assembled on the ventilation valve hole; the inner part of the sliding piece is provided with a convex bone corresponding to the ventilation valve; and the single sliding piece is completely closed or opened When the lid is closed, the gas permeable valve closes the gas permeable valve hole; in all or part of the process of completely closing and opening the lid, the bulge acts on the venting valve, so that the venting valve opens the venting valve hole to form a gas passage inside and outside the lid.

The gas venting valve has a gas pressure inside the space formed by the connection between the cup lid and the cup body is smaller than the external air pressure; the gas permeable valve hole can be opened to form a gas passage inside and outside the cup lid when the pressure difference changes.

The breathable valve is composed of a gas permeable plug and a silicone elastic sheet;

The venting plug is provided with a plug body for plugging the venting valve hole, and the plug body is connected to the plug head through the column body; the diameters of the plug body, the plug head and the column body are sequentially decreased; the plug body can form an inclined angle of small upper and lower; The largest part is larger than the size of the gas permeable valve hole;

The center of the silicone shrapnel is provided with a hole, and at least one surface is a non-planar structure;

The plug of the venting plug passes through the venting valve hole from the inside to the outside, and the silicone elastic piece is sleeved on the column through the center hole; the non-planar surface of the silicone elastic piece forms a non-seal contact with the upper surface of the venting valve hole of the screw cap; The plug body can close the breather valve;

When the plug is subjected to the pressure of the sliding plate, the gap formed between the plug body and the gas permeable valve hole is changed from closed to conductive, and an air passage is formed through the non-seal contact between the silicone elastic piece and the gas permeable valve hole;

When the plug head is not subjected to the pressure of the sliding plate and the internal pressure of the space formed by the connection between the cup cover and the cup body is smaller than the external air pressure; the silicone elastic piece can be deformed as the pressure difference changes to form a space between the plug body and the gas permeable valve hole. The gap is changed from closed to conductive, and is in non-seal contact with the silicone elastic piece and the gas permeable valve hole; forming a gas passage inside and outside the cup cover.

The silicone shrapnel is provided with a plurality of channels communicating with or not communicating with the holes; and/or a plurality of protrusions are formed on the surface; the silicone shrapnel is formed to have a non-sealing contact with the upper surface of the gas permeable valve hole; the non-sealing The contact between the contact and the gap between the plug body and the venting valve bore forms an air passage.

a step is formed on the connecting portion of the screw cap and the cup body, the step is connected with a hemispherical portion, and the hemispherical portion and the step are provided with annular annular recesses;

The hemispherical cover corresponding to the hemispherical portion is provided with an annular platform corresponding to the annular groove on the inner surface; the cover is positioned by the inner annular annular ring to buckle the concave annular groove of the screw cover;

The hemispherical portion of the screw cap is provided with a sinking portion, the sinking portion is disposed through the center thereof; the screw cap is correspondingly provided with a notch; and the screw cap and the cover are assembled to form a semicircular sliding groove;

The sliding piece has an arc shape corresponding to the sliding groove, the edge has an edge portion, and a finger position is arranged on the outer side; after assembly, the edge portion of the sliding piece is placed in the sliding groove, and the sliding piece slides the sliding piece in the sliding groove by the finger position of the sliding piece , thereby opening and closing the slide.

The suction tube member is a unitary structure of a straw and a nozzle.

When the sliding piece is moved, the straw is gradually straightened due to its elastic action. During the straightening process of the straw, the gas in the cup is quickly discharged to the outside of the cup along the specially designed vent hole in the sliding groove of the hemispherical cup cover. Balance the pressure inside and outside the cup to effectively prevent the opening of the slide. Because the liquid food or beverage in the cup expands due to the hot air at high temperature, the pressure inside the cup is greater than atmospheric pressure, so that the high temperature liquid in the cup is ejected from the outlet end of the silicone suction tube, resulting in Damage to the human body. When the straw is straight and the slide is in place, the breather valve is closed and the child is prevented from leaking when the drink is inverted. When the sliding piece is closed, the silicone suction tube is pressed by the cover sheet, the bending is closed, and the breathable valve is closed, and the product is safe and does not leak water. When the user continuously sucks the liquid in the cup or the inside of the cup When the liquid temperature is lowered, the air pressure in the cup is lowered. Due to the atmospheric pressure, the gas venting valve is opened, and the outside air will quickly enter the cup along the specially designed vent hole in the hemispherical cup lid sliding groove, and the pressure inside and outside the cup can be balanced, and the user can continuously Drink the drink in the cup. All parts of the venting cup cover of the present invention are made of non-toxic, harmless, high temperature resistant materials. The cover and the screw cap are matched by the buckle, and the structure is simple and the assembly is convenient. The unique breathable valve design not only prevents water spray and water leakage, but also has the function of water absorption and ventilation, safe and reliable, smooth water absorption and convenient use. All accessories are easy to assemble, easy to clean, safe and hygienic.

DRAWINGS

The present invention is further described below in conjunction with the accompanying drawings:

Figure 1 is an exploded perspective view of the product of the present invention;

Figure 2 is a cross-sectional view showing the closed state of the present invention;

Figure 3 is a cross-sectional view showing the opening process of the present invention;

Figure 4 is a cross-sectional view showing the fully opened state of the present invention;

Figure 5 is a cross-sectional view of the continuous water absorbing and low pressure gas venting valve of the present invention;

Figure 6 is a perspective view of the vent plug 8 of the present invention;

Figure 7 is a perspective view of a silicone elastic sheet 9 of the present invention.

Description of the reference numerals:

1 cup body

11 external thread

2 screw cap

21 internal thread 22 annular groove

23 nozzle hole 24 ventilation valve hole Half - 3⁄4

3 dishes early

31 ring table

4 slide

41 edge part 42 convex bone

43 finger position

5 sealing ring

6 nozzle

61 bottom 62 card table

7 inch

8 vent plug

81 plug 82 cylinder

83 body

9 silicone shrapnel

91 wake up

detailed description

Referring to the drawings, the screw cap 2 is rotatably fixed to the external thread 11 of the mouth of the cup body 1 by the internal thread 21 of the lower port portion; the seal between the two is sealed by the seal ring 5 to prevent water leakage. A step is formed on the connecting portion of the screw cap 2 and the cup body 1. The step is connected with a hemispherical portion, and the hemispherical portion and the step are provided with an annular, radially concave annular groove 22. The hemispherical cover 3 corresponding to the hemispherical portion is provided with an annular table 31 corresponding to the annular groove 22 in the inner surface. The cover 3 is positioned by the inner annular ring 31 holding the concave annular groove 22 in the screw cap 2. The hemispherical portion of the screw cap 2 is provided with a sinking portion which is disposed through the center thereof; the screw cap 2 is correspondingly provided with a notch; and the screw cap 2 is assembled with the cap cover 3 to form a semicircular sliding groove. The sliding piece 4 has an arc shape corresponding to the sliding groove, and the edge is provided with an edge The edge portion 41 is provided with a finger position 43 on the outer side. After assembly, the edge portion 41 of the slider 4 is placed in the sliding groove, and the user can pinch the finger position 43 of the slider 4 to slide the slider 4 in the sliding groove, thereby opening and closing the slider 4.

The screw cap 2 has a nozzle hole 23, a gas permeable valve hole 24 and a bone nut 25, respectively. A bottom plate 61 is formed between the bottom portion 61 of the suction nozzle 6 and the upper portion thereof; a port of the conduit 7 is tightly fixed to the bottom portion 61 of the suction nozzle 6, and then the card table 62 of the silicone nozzle 6 is elastically fixed to the screw cover 2 by silicone rubber. In the nozzle hole 23, the two are tightly fitted to ensure the sealing property. The suction nozzle 6 can be bent by the clamping bone 25 under the action of the sliding piece 4; and straightened under the action of the stretching tension.

The venting valve is composed of a venting plug 8 and a silicone elastic piece 9. The venting plug 8 is provided with a plug body 83 for plugging the venting valve hole 24, and the plug body 83 is connected to the plug head 81 through the column 82; the plug body 83, the plug head 81, and the column The diameter of the body 82 is sequentially decreased; the plug body 83 can be formed with an upper and lower large inclination angle; the largest portion thereof is larger than the size of the gas permeable valve hole 24. The silicone shrapnel 9 is provided with a hole in the center; one side is provided with a plurality of passages communicating with the holes (may not communicate with the holes), and a plurality of protrusions are provided on the surface. The protrusions and the passages may be provided at the same time, or may be separately provided; it is only necessary to ensure that the surface of the silicone elastic piece 9 in contact with the nozzle hole 23 is in a non-seal contact. The hole of the silicone elastic piece 9 passing through the center can be passed through the cylinder 82 of the vent plug 8. When assembled, the plug 81 of the venting plug 8 passes through the venting valve hole 24 from the inside to the outside, and then the silicone elastic piece 9 is placed on the cylinder 82; the protrusion of the silicone elastic piece 9 bears against the peripheral surface of the venting valve hole 24 of the screw cap 2. The plug body 83 can close the gas permeable valve hole 24. The inner surface of the sliding piece 4 is correspondingly provided with a convex bone 42; when the sliding piece 4 is in the sliding process, the convex bone 42 can press the plug head 81 to form a gap between the plug body 83 and the gas permeable valve hole 24; when the sliding piece 4 is completely closed Or when opened, the convex bone 42 does not come into contact with the plug 81.

As shown in Figure 2, the lid is closed. In use, when the slider 4 is toggled, the protruding bone 42 protruding from the bottom of the sliding plate 4 presses the plug 1 of the venting plug 8, and the gap between the plug body 83 of the venting plug 8 and the venting valve hole 24 is changed from closed to guided. And forming an air passage through the passage of the silicone elastic piece 9 (or forming an air passage with the non-sealed contact portion of the silicone elastic piece 9 and the nozzle hole 23; depending on the structure of the silicone elastic piece 9), hot air Quickly escape through the air passage to the outside of the cup (as shown in Figure 3), so that the air pressure inside the cup 1 is balanced with the outside air pressure. At the same time, the silicone nozzle 6 is gradually straightened due to the elastic action. Therefore, when the pressure inside and outside the cup is balanced, the liquid 10 in the cup body is effectively prevented from being heated at a high temperature, and the air pressure in the cup is greater than the atmospheric pressure, so that the liquid food is sprayed from the outlet end of the silicone nozzle 6 to cause harm to the human body. occur. When the sliding piece 4 is pushed into position, the venting plug 8 and the venting valve hole 24 of the screw cap 2 are closely matched by the elastic restoring force of the silicone elastic piece 9 (Fig. 4), and the liquid 10 in the cup body is not when the user inverts or squats drinking water. It will leak through the ventilation valve hole 24.

When the user carries the kettle, the slide 4 is closed and the silicone nozzle 6 is bent and caught between the cap bone 25 and the slider 4; a seal is formed. At this time, the venting plug 8 and the venting valve hole 24 of the screw cap 2 are closely matched by the elastic restoring force of the silicone elastic piece 9, and the liquid 10 in the cup body 1 is prevented from leaking through the vent hole 24 (Fig. 2), which is safe and convenient to use.

When the user continuously sucks the liquid 10 in the cup, the air pressure in the cup is less than the atmospheric pressure outside the cup. Due to the pressure of the atmospheric pressure, the silicone elastic piece 9 is deformed, the venting plug 8 is moved downward, and the air venting opening 24 of the screw cap 2 forms an air passage, and the air is along the air. The passage enters the cup (Figure 5), so that the atmospheric pressure inside and outside the cup reaches equilibrium, and the user can continue to drink without changing the air.

The above is a preferred embodiment of the present invention, and all changes and modifications made in accordance with the present invention are intended to be within the scope of the appended claims.

Claims

claims

1. A breathable cup lid, including a screw cap, a cover cover and a slider. The screw cover is provided with a hemispherical part, and the cover is engaged with the hemispherical part to form a sliding groove for the slider to slide; Slider assembly on the sliding groove; the screw cap is also provided with a suction nozzle hole, a breathable valve hole and a snap bone; the suction nozzle hole fixes the suction nozzle connected to the suction tube, or the suction nozzle hole fixes the suction tube component; the suction nozzle or suction tube component is on The slide can be bent along the card bone under the action of the slide; It is characterized in that: it is also provided with a breathable valve, and the breathable valve is assembled on the breathable valve hole; the inner side of the slide is provided with a protrusion corresponding to the breathable valve; a single slide When the cup lid is completely closed or opened, the breathable valve closes the breathable valve hole; during all or part of the stroke of fully closing or opening the cup lid, the protruding bone acts on the breathable valve, causing the breathable valve to open the breathable valve hole to form a gas channel inside and outside the cup lid.

2. The breathable cup lid according to claim 1, characterized in that: the breathable valve can be deformed and opened as the pressure difference changes when the internal air pressure in the space formed by the connection between the cup lid and the cup body is less than the external air pressure. The breathable valve hole forms a gas channel inside and outside the cup lid.

3. The breathable cup lid according to claim 1 or 2; characterized in that: the breathable valve is composed of a breathable plug and a silicone elastic piece;

The breathable plug is provided with a plug body that can plug the breathable valve hole, and the plug body is connected to the plug head through the cylinder; the diameters of the plug body, the plug head, and the cylinder are successively reduced; the plug body can form a small inclination angle at the top and a large bottom; Its largest part is larger than the ventilation valve hole size;

There is a hole in the center of the silicone elastic piece; at least one surface has a non-planar structure;

The plug head of the breathable plug passes through the breathable valve hole from the inside to the outside, and the silicone elastic piece is placed on the cylinder through the hole in the center; the non-planar surface of the silicone elastic piece forms non-sealing contact with the upper surface of the periphery of the breathable valve hole of the screw cap; so that The plug body can close the ventilation valve; When the plug head is pressed by the convex bone of the sliding plate, the gap formed between the plug body and the ventilating valve hole changes from closed to open, and the non-sealing contact with the silicone elastic piece and the ventilating valve hole forms an air channel;

When the plug head is not under the pressure of the sliding plate ridge, and the internal air pressure in the space formed by the connection between the cup lid and the cup body is less than the external air pressure; the silicone elastic piece can deform as the pressure difference changes to form a gap between the plug body and the breathable valve hole. It changes from closed to conductive, and has non-sealing contact with the silicone elastic sheet and the breathable valve hole; forming a gas channel inside and outside the cup lid.

4. The breathable cup lid according to claim 3; characterized in that: one side of the silicone elastic sheet is provided with a number of channels that may or may not be connected to the hole; and/or a number of protrusions are provided on the surface; to form The silicone elastic piece is in non-sealing contact with the peripheral upper surface of the ventilation valve hole; this non-sealing contact communicates with the gap between the plug body and the ventilation valve hole to form an air channel.

5. The breathable cup lid according to claim 3; It is characterized in that: a step is formed at an appropriate place on the connecting part of the screw cap and the cup body, and a hemispherical part is connected to the step, and annular and radial parts are provided between the hemispherical part and the step. concave annular groove;

The hemispherical cover corresponding to the hemispherical part is provided with an annular platform protruding from the inner surface of the annular groove corresponding to the hemispherical portion; the cover is positioned by buckling the inward annular platform with the concave annular groove of the screw cap;

The hemispherical part of the screw cap is provided with a sunken part, and the sunken part is set through its center; the screw cap is provided with a corresponding gap; so that a semicircular sliding groove is formed after the screw cap and the cover are assembled;

The slide plate has an arc shape corresponding to the sliding groove, with an edge portion on the edge, and finger positions on the outside; after assembly, the edge portion of the slide plate is placed in the sliding groove, and the slide plate slides in the sliding groove through the finger positions of the slide plate. , thereby opening and closing the slide.

6. The breathable cup lid according to claim 4; It is characterized in that: a step is formed at an appropriate place on the connecting part of the screw cap and the cup body, and a hemispherical part is connected to the step, and annular and radial parts are provided between the hemispherical part and the step. concave annular groove;

7. The breathable cup cover according to claim 3; characterized in that: the suction tube component, that is, the suction tube and the suction nozzle have an integrated structure.

8. The breathable cup cover according to claim 4; characterized in that: the suction tube component, that is, the suction tube and the suction nozzle have an integrated structure.

9. The breathable cup cover according to claim 5; characterized in that: the suction tube component, that is, the suction tube and the suction nozzle have an integrated structure.

10. The breathable cup cover according to claim 6; characterized in that: the suction tube component is an integrated structure of a straw and a suction nozzle.