CN210018785U - Bowl cover and thermos cup - Google Patents
Bowl cover and thermos cup Download PDFInfo
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- CN210018785U CN210018785U CN201920477358.1U CN201920477358U CN210018785U CN 210018785 U CN210018785 U CN 210018785U CN 201920477358 U CN201920477358 U CN 201920477358U CN 210018785 U CN210018785 U CN 210018785U
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- middle bolt
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- side wall
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Abstract
The utility model relates to a bowl cover and thermos cup, wherein the bowl cover includes: an outer lid for attachment to the cup body; the middle bolt is connected with the inner top surface of the outer cover, a cavity is dug in the surface of the second end of the middle bolt, and the cavity is communicated with the outside through the first end of the middle bolt; the sealing component is arranged on the outer side wall of the middle bolt and used for blocking a gap between the outer side wall of the middle bolt and the inner side wall of the cup body when the cup cover is installed on the cup body; and the air valve is covered at the first end of the middle bolt and corresponds to the cavity, and a gap is formed between the air valve and the middle bolt and used for allowing air to pass through. The utility model provides a bowl cover and thermos cup can balance cup body internal gas pressure, prevent that the thermos cup is difficult to open because of inside atmospheric pressure changes. The outside cover of well bolt is equipped with sealing member, consequently can effectively prevent that liquid from flowing out from the rim of a cup, guarantees the leakproofness of thermos cup.
Description
Technical Field
The utility model relates to a thermos cup field, concretely relates to bowl cover and thermos cup.
Background
Along with the development of standard of living, the people who uses the thermos cup is more and more, and the sealed effect of general thermos cup is limited, when liquid splendid attire in the cup, if the thermos cup takes place to empty, will cause liquid to leak, influences the desktop clean and tidy to can cause personnel's injury very probably, very danger. And the thermos cup among the prior art is when splendid attire hot water, along with the decline of hot water temperature, because expend with heat and contract with cold principle, atmospheric pressure in the cup risees earlier then reduces, can cause the problem that the heat preservation bowl cover is difficult to open, has seriously influenced people's use and has experienced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bowl cover and thermos cup can guarantee the seal of thermos cup, also can balance thermos cup internal gas pressure, prevents that the thermos cup is difficult to open because of inside atmospheric pressure changes.
In order to solve the technical problem, the utility model provides a cup cover, include: an outer lid for attachment to the cup body; the middle bolt is connected with the inner top surface of the outer cover, a cavity is dug in the surface of the second end of the middle bolt, and the cavity is communicated with the outside through the first end of the middle bolt; the sealing component is arranged on the outer side wall of the middle bolt and used for blocking a gap between the outer side wall of the middle bolt and the inner side wall of the cup body when the cup cover is installed on the cup body; and the air valve is covered at the first end of the middle bolt and corresponds to the cavity, and a gap is formed between the air valve and the middle bolt and used for allowing air to pass through.
Optionally, a sealing member reinforcing structure is arranged on the outer side wall of the middle bolt, the sealing member is mounted to the sealing member reinforcing structure, and when the cup cover is mounted to the cup body, the sealing member and the cup body are in interference fit.
Optionally, a bayonet is further arranged at the first end of the middle bolt, and the air valve is mounted on the bayonet.
Optionally, the outer side wall of the middle bolt and the sealing member reinforcing structure are of an integrated structure.
Optionally, the sealing member reinforcing structure is an annular structure and is arranged around the outer side wall of the middle bolt.
Optionally, the pneumatic valve is umbelliform, just the first end of pneumatic valve corresponds to the umbrella stick, and the second end of pneumatic valve corresponds to the umbrella face, just first end and second end are connected through the neck, the first end joint of pneumatic valve arrives the bayonet socket, the second end cover of pneumatic valve is established the first end surface of well bolt, the one end of neck stretches into the bayonet socket, just the neck stretches into the surface of the one end of bayonet socket with there is the gap between the inside wall of bayonet socket.
Optionally, the bowl cover still includes the connecting piece, the connecting piece is installed the enclosing cover inner top surface, the plug is installed on the connecting piece.
Optionally, the outer side wall of the middle bolt is provided with a groove, the connecting piece is provided with a buckle, and the buckle can be clamped into the groove to realize the connection of the middle bolt and the connecting piece.
Optionally, the connecting piece is in a hollow cylindrical shape, and the size of the inner space of the connecting piece is larger than that of the middle bolt, so that the second end of the middle bolt can be accommodated in the connecting piece; the cylindrical surface of the connecting piece is provided with at least two buckles, and the shape of each buckle is matched with the groove formed in the outer side wall of the middle bolt so as to clamp the middle bolt between the buckles.
In order to solve the technical problem, the utility model also provides a vacuum cup, which comprises a cup body and the cup cover.
The utility model discloses a bowl cover and thermos cup have the well bolt that is provided with the cavity, can balance cup internal gas pressure, prevent that the thermos cup is difficult to open because of inside atmospheric pressure changes, just well bolt outside cover is equipped with sealing member, consequently can effectively prevent liquid from flowing out from the rim of a cup, has guaranteed the seal of thermos cup.
Drawings
Fig. 1 is an exploded view of the cup lid according to an embodiment of the present invention.
Fig. 2 is a sectional view of the cup lid in an embodiment of the present invention.
Fig. 3 is a partially enlarged schematic view of the cup cover according to an embodiment of the present invention.
Detailed Description
The following provides a detailed description of the cup cover and the vacuum cup in combination with the accompanying drawings.
Referring to fig. 1 and 2, fig. 1 is an exploded schematic view of a cup lid according to an embodiment of the present invention, and fig. 2 is a sectional view of the cup lid according to an embodiment of the present invention.
In this particular embodiment, a cup lid is provided, including: an outer lid 101 for attachment to the cup body 202; the middle bolt 102 is connected with the inner top surface of the outer cover 101, a cavity 201 is dug in the second end surface of the middle bolt 102, and the cavity 201 is further communicated with the outside through the first end of the middle bolt 102; the sealing component 103 is arranged on the outer side wall of the middle bolt 102 and used for blocking a gap between the outer side wall of the middle bolt 102 and the inner side wall of the cup body 202 when the cup cover is installed on the cup body 202; and the gas valve 104 is covered at the first end of the middle bolt 102 and corresponds to the cavity 201, and a gap 302 is formed between the gas valve 104 and the middle bolt 102 and used for gas to pass through.
When the cup cover is installed on the cup body 202, a slight gap is still formed between the inner side wall of the cup cover and the outer side wall of the cup opening. At this time, the gap between the inner sidewall of the cup opening and the middle plug 102 is filled by the sealing member 103, and the water contained in the cup body 202 still cannot flow through the gap between the inner sidewall of the cup opening and the middle plug 102 and then flows out through the gap between the inner sidewall of the cup cover and the outer sidewall of the cup opening, and is blocked in the cup body 202. However, the gas in the cup body 202 can enter the cavity 201 through the first end of the middle bolt 102, and the second end of the cavity 201 is communicated to the gap between the inner side wall of the cup cover and the outer side wall of the cup opening, so as to be communicated to the outside, and play a role in balancing the gas pressure in the cup body 202, so that the problem that the cup cover is difficult to open due to the change of the gas pressure in the cup body can be effectively prevented.
Further, because the cup lid in this embodiment further has the air valve 104, a gap provided between the air valve 104 and the middle bolt 102 can allow air in the cavity 201 and the cup body 202 to circulate, so as to balance the air pressure in the cup body 202, and can also cover the first end of the middle bolt 102, so as to prevent liquid contained in the cup body 202 from entering the cavity 201 through the first end of the middle bolt 102, so as to contaminate the cavity 201, and also prevent liquid from entering the cavity 201 through the first end of the middle bolt 102, so as to flow out through a gap between the inner side wall of the cup lid and the outer side wall of the cup mouth.
In one embodiment, the outer lid 101 has threads formed on the inner side thereof to match the threads formed on the cup body 202. When the outer lid 101 is mounted to the cup body 202, the thread provided on the outer lid 101 is screwed into the thread groove, and is firmly coupled to the cup body 202.
In one embodiment, the plug 102 has a hollow cylindrical shape.
In one embodiment, the outer sidewall of the stem of the middle plug 102 is provided with a sealing member reinforcing structure 1021, and the sealing member reinforcing structure 1021 is provided near the first end of the middle plug 102 because the first end of the middle plug 102 faces the rim of the cup when the lid is mounted to the cup body 202. The sealing member reinforcing structure 1021 is arranged at the first end of the middle bolt 102, so that the mounting and reinforcing effects of the sealing member 103 arranged at the first end of the middle bolt 102 can be ensured, and the requirement that the sealing member 103 is mounted at the first end of the middle bolt 102 and liquid is prevented from flowing out through a cup opening is met.
In one embodiment, the seal member reinforcement structure 1021 is an annular structure that is disposed around an outer sidewall of the plug. Set up a plurality of sealing member reinforced structure 1021, can effectively strengthen the firm degree of installation of sealing member 103, strengthen the sealed effect of bowl cover.
In one embodiment, the outer sidewall of the middle plug 102 and the sealing member reinforcement structure 1021 are a unitary structure. By providing the integrated structure, when the cup lid is mounted on the cup body 202, the liquid will not flow out through the gap between the outer sidewall of the middle plug 102 and the sealing member reinforcing structure 1021, so that the effect of preventing liquid leakage is better.
In one embodiment, the number of the seal member reinforcing structures 1021 is two turns, and the two turns of the seal member reinforcing structures 1021 are of different sizes. In this embodiment, the leakage preventing ring 1021 closer to the first end of the middle plug 102 is smaller in size, and the other leakage preventing ring 1021 is larger in size, so that a better installation reinforcing effect of the sealing member 103 can be obtained.
In other embodiments, the number and size of the sealing member reinforcing structures 1021 can be set as desired, preferably two to four turns.
In one embodiment, the first end of the middle plug 102 is further provided with a bayonet, and the air valve 104 is mounted on the bayonet.
In one embodiment, one end of the air valve 104 is inserted into the bayonet, thereby realizing the installation of the air valve 104. Please refer to fig. 3, a schematic partial enlarged view of a cup lid according to an embodiment of the present invention. In this embodiment, the air valve 104 is in an umbrella shape, a first end of the air valve 104 corresponds to the umbrella handle 1041, a second end of the air valve 104 corresponds to the umbrella cover 1042, the first end and the second end are connected through the neck 301, the first end of the air valve 104 is clamped to the bayonet, and the second end of the air valve 104 covers the first end surface of the middle bolt 102, so that when the cup lid is mounted on the cup body 202, liquid in the cup body 202 can be prevented from entering the cavity 201 through the first end of the air valve 104 to contaminate the cavity 201.
In a specific embodiment, the one end of neck 301 stretches into the bayonet socket, just neck 301 stretches into the surface of the one end of bayonet socket with there is the gap between the inside wall of bayonet socket, makes gas can pass through, guarantees cavity 201 is to adjustment, the balanced effect of cup body 202 internal gas pressure. In one embodiment, the gap is a gap 302 between the gas valve 104 and the middle plug 102 for gas to flow through to achieve a balanced adjustment of the gas pressure in the cup body 202.
In this embodiment, the first end of the gas valve 104 has a hemispherical configuration. When the first end of the air valve 104 is mounted to the bayonet, the hemispherical structure snaps into the bayonet and the neck 301 protrudes from the bayonet. The gap between the neck 301 and the side wall of the bayonet can ensure that the cavity 201 can be communicated with the cup body all the time.
In a specific embodiment, the cup lid further includes: a connecting member 105, wherein the connecting member 105 is installed on the inner top surface of the outer cover 101, and the middle bolt 102 is installed on the connecting member 105. In one embodiment, the connection member 105 is ultrasonically welded to the inner top surface of the outer cover 101.
In one embodiment, the outer side wall of the middle bolt 102 is provided with a groove 1022, the connecting member 105 is provided with a catch 1051, and the catch 1051 can be caught in the groove 1022 to achieve the connection between the middle bolt 102 and the connecting member 105.
In one embodiment, the connecting member 105 has a hollow cylindrical shape, and the inner space of the connecting member 105 has a size larger than that of the middle pin 102, so that the second end of the middle pin 102 can be received inside the connecting member 105. The cylindrical surface of the connecting piece 105 is provided with at least two buckles 1051, and the shape of the buckles 1051 is matched with the groove 1022 arranged on the outer side wall of the middle bolt 102, so that the middle bolt 102 is clamped between the buckles 1051.
In one embodiment, the shaft of the connector 105 is provided with two catches 1051, and the two catches 1051 are disposed opposite to each other. In this particular embodiment, the groove 1022 is disposed around the outer side wall of the middle bolt 102, and two catches 1051 overlap the two grooves 1022 and press the grooves 1022 to provide the middle bolt 102 with the friction force required to fix the middle bolt 102.
In fact, the greater the number of the catches 1051, the more stable and less variable the position of the middle bolt 102 with respect to the connecting piece 105, so that in actual use, the number of the catches 1051 can be set as desired.
The arrangement of the buckle 1051 further ensures the communication between the cavity 201 and the outside. In one embodiment, the clasp 1051 is a clasp 1051 disposed toward the inside of the connector 105, the connector 105 is correspondingly provided with a hollow groove at the position where the clasp 1051 is disposed, and the clasp 1051 corresponds to the result of bending the cylindrical surface of the connector 1051 inward after being cut. In this embodiment, since the middle bolt 102 is clamped to the connecting member 105 by the clamp 1051, the clamp 1051 is not sealed from the outer side wall of the bolt 102, and the upper portion of the cavity 201 of the middle bolt 102 is not sealed, even is wide open, the cavity 201 can be communicated to the gap between the inner side wall of the cup cover and the outer side wall of the cup opening through the hollow groove on the cylindrical surface of the connecting member 105, so that the cavity 201 is communicated with the outside.
In this embodiment, the sealing member reinforcing structure 1021 of the key 102 is disposed outside the connection 105 when the key 102 is mounted to the connection 105. In this embodiment, the size of all the sealing member reinforcing structures 1021 is larger than the shaft size of the connecting piece 105, so as to prevent the sealing member reinforcing structures 1021 from being also inserted into the inner space of the connecting piece 105, which may affect the installation of the sealing member 103.
In one embodiment, the shape of the sealing member 103 is adapted to the shape of the middle plug 102, the sealing member 103 is mounted to the sealing member reinforcement structure 1021, and the sealing member 103 is in interference fit with the cup body 202 when the lid is mounted to the cup body 202.
In one embodiment, the number of the annular sealing member reinforcing structures 1021 is at least two, so as to obtain better sealing member 103 reinforcing effect. The sealing member 103 is packed between at least two sealing member reinforcing structures 1021 of the middle plug 102, thereby preventing the falling off from the surface of the middle plug 102. When the cup cover is installed on the cup body 202, the sealing component 103 and the cup body 202 are in interference fit
In one embodiment, the number of the annular sealing member reinforcing structures 1021 is two, and the sealing member 103 is packed between the two sealing member reinforcing structures 1021 of the middle plug 102.
Specifically, the inner surface of the sealing member 103 is provided with a raised fillet to fill the space between the sealing member reinforcing structures 1021, so as to optimize the leakage-proof effect of the cup cover.
In one embodiment, the sealing member 103 interferes with the cup body 202 by 0.2cm when the lid is mounted to the cup body 202. Indeed, the extent of interference of the sealing member 103 with respect to the cup body 202 may be set as desired. Specifically, the preferable range is 0.1 to 0.3 cm. The sealing member 103 is in interference fit with the cup body 202, so that when the cup cover is mounted on the cup body 202, the cup mouth has a certain squeezing effect on the sealing member 103 of the cup cover, and the sealing member 103 is filled between the inner wall of the cup mouth and the outer side wall of the middle bolt 102, so that the leakage-proof effect of the cup cover is further optimized.
There is also provided in this particular embodiment a vacuum cup comprising a cup body 202 and a lid, wherein the lid comprises: an outer lid 101 for attachment to the cup body 202; the middle bolt 102 is connected with the inner top surface of the outer cover 101, a cavity 201 is dug in the second end surface of the middle bolt 102, and the cavity 201 is further communicated with the outside through the first end of the middle bolt 102; the sealing component 103 is arranged on the outer side wall of the middle bolt 102 and used for blocking a gap between the outer side wall of the middle bolt 102 and the inner side wall of the cup body 202 when the cup cover is installed on the cup body 202; and the gas valve 104 is covered at the first end of the middle bolt 102 and corresponds to the cavity 201, and a gap 302 is formed between the gas valve 104 and the middle bolt 102 and used for gas to pass through.
When the cup cover is installed on the cup body 202, a slight gap is still formed between the inner side wall of the cup cover and the outer side wall of the cup opening. At this time, the gap between the inner sidewall of the cup opening and the middle plug 102 is filled by the sealing member 103, and the water contained in the cup body 202 still cannot flow through the gap between the inner sidewall of the cup opening and the middle plug 102 and then flows out through the gap between the inner sidewall of the cup cover and the outer sidewall of the cup opening, and is blocked in the cup body 202. However, the gas in the cup body 202 can enter the cavity 201 through the first end of the middle bolt 102, and the second end of the cavity 201 is communicated to the gap between the inner side wall of the cup cover and the outer side wall of the cup opening, so as to be communicated to the outside, and play a role in balancing the gas pressure in the cup body 202, so that the problem that the cup cover is difficult to open due to the change of the gas pressure in the cup body can be effectively prevented.
Further, because the cup lid in this embodiment further has the air valve 104, a gap provided between the air valve 104 and the middle bolt 102 can allow air in the cavity 201 and the cup body 202 to circulate, so as to balance the air pressure in the cup body 202, and can also cover the first end of the middle bolt 102, so as to prevent liquid contained in the cup body 202 from entering the cavity 201 through the first end of the middle bolt 102, so as to contaminate the cavity 201, and also prevent liquid from entering the cavity 201 through the first end of the middle bolt 102, so as to flow out through a gap between the inner side wall of the cup lid and the outer side wall of the cup mouth.
In one embodiment, the plug 102 has a hollow cylindrical shape.
In one embodiment, the outer sidewall of the stem of the middle plug 102 is provided with a sealing member reinforcing structure 1021, and the sealing member reinforcing structure 1021 is provided near the first end of the middle plug 102 because the first end of the middle plug 102 faces the rim of the cup when the lid is mounted to the cup body 202. The sealing member reinforcing structure 1021 is arranged at the first end of the middle bolt 102, so that the mounting and reinforcing effects of the sealing member 103 arranged at the first end of the middle bolt 102 can be ensured, and the requirement that the sealing member 103 is mounted at the first end of the middle bolt 102 and liquid is prevented from flowing out through a cup opening is met.
In one embodiment, the seal member reinforcement structure 1021 is an annular structure that is disposed around an outer sidewall of the plug. Set up a plurality of sealing member reinforced structure 1021, can effectively strengthen the firm degree of installation of sealing member 103, strengthen the sealed effect of bowl cover.
In one embodiment, the outer sidewall of the middle plug 102 and the sealing member reinforcement structure 1021 are a unitary structure. By providing the integrated structure, when the cup lid is mounted on the cup body 202, the liquid will not flow out through the gap between the outer sidewall of the middle plug 102 and the sealing member reinforcing structure 1021, so that the effect of preventing liquid leakage is better.
In one embodiment, the number of the seal member reinforcing structures 1021 is two turns, and the two turns of the seal member reinforcing structures 1021 are of different sizes. In this embodiment, the leakage preventing ring 1021 closer to the first end of the middle plug 102 is smaller in size, and the other leakage preventing ring 1021 is larger in size, so that a better installation reinforcing effect of the sealing member 103 can be obtained.
In other embodiments, the number and size of the sealing member reinforcing structures 1021 can be set as desired, preferably two to four turns.
In one embodiment, the first end of the middle plug 102 is further provided with a bayonet, and the air valve 104 is mounted on the bayonet.
In one embodiment, one end of the air valve 104 is inserted into the bayonet, thereby realizing the installation of the air valve 104. Please refer to fig. 3, a schematic partial enlarged view of a cup lid according to an embodiment of the present invention. In this embodiment, the air valve 104 is in an umbrella shape, a first end of the air valve 104 corresponds to the umbrella handle 1041, a second end of the air valve 104 corresponds to the umbrella cover 1042, the first end and the second end are connected through the neck 301, the first end of the air valve 104 is clamped to the bayonet, and the second end of the air valve 104 covers the first end surface of the middle bolt 102, so that when the cup lid is mounted on the cup body 202, liquid in the cup body 202 can be prevented from entering the cavity 201 through the first end of the air valve 104 to contaminate the cavity 201.
In a specific embodiment, the one end of neck 301 stretches into the bayonet socket, just neck 301 stretches into the surface of the one end of bayonet socket with there is the gap between the inside wall of bayonet socket, makes gas can pass through, guarantees cavity 201 is to adjustment, the balanced effect of cup body 202 internal gas pressure. In one embodiment, the gap is a gap 302 between the gas valve 104 and the middle plug 102 for gas to flow through to achieve a balanced adjustment of the gas pressure in the cup body 202.
In this embodiment, the first end of the gas valve 104 has a hemispherical configuration. When the first end of the air valve 104 is mounted to the bayonet, the hemispherical structure snaps into the bayonet and the neck 301 protrudes from the bayonet. The gap between the neck 301 and the side wall of the bayonet can ensure that the cavity 201 can be communicated with the cup body all the time.
In a specific embodiment, the cup lid further includes: a connecting member 105, wherein the connecting member 105 is installed on the inner top surface of the outer cover 101, and the middle bolt 102 is installed on the connecting member 105. In one embodiment, the connection member 105 is ultrasonically welded to the inner top surface of the outer cover 101.
In one embodiment, the outer side wall of the middle bolt 102 is provided with a groove 1022, the connecting member 105 is provided with a catch 1051, and the catch 1051 can be caught in the groove 1022 to achieve the connection between the middle bolt 102 and the connecting member 105.
In one embodiment, the connecting member 105 has a hollow cylindrical shape, and the inner space of the connecting member 105 has a size larger than that of the middle pin 102, so that the second end of the middle pin 102 can be received inside the connecting member 105. The cylindrical surface of the connecting piece 105 is provided with at least two buckles 1051, and the shape of the buckles 1051 is matched with the groove 1022 arranged on the outer side wall of the middle bolt 102, so that the middle bolt 102 is clamped between the buckles 1051.
In one embodiment, the shaft of the connector 105 is provided with two catches 1051, and the two catches 1051 are disposed opposite to each other. In this particular embodiment, the groove 1022 is disposed around the outer side wall of the middle bolt 102, and two catches 1051 overlap the two grooves 1022 and press the grooves 1022 to provide the middle bolt 102 with the friction force required to fix the middle bolt 102.
In fact, the greater the number of the catches 1051, the more stable and less variable the position of the middle bolt 102 with respect to the connecting piece 105, so that in actual use, the number of the catches 1051 can be set as desired.
The arrangement of the buckle 1051 further ensures the communication between the cavity 201 and the outside. In one embodiment, the clasp 1051 is a clasp 1051 disposed toward the inside of the connector 105, the connector 105 is correspondingly provided with a hollow groove at the position where the clasp 1051 is disposed, and the clasp 1051 corresponds to the result of bending the cylindrical surface of the connector 1051 inward after being cut. In this embodiment, since the middle bolt 102 is clamped to the connecting member 105 by the clamp 1051, the clamp 1051 is not sealed from the outer side wall of the bolt 102, and the upper portion of the cavity 201 of the middle bolt 102 is not sealed, even is wide open, the cavity 201 can be communicated to the gap between the inner side wall of the cup cover and the outer side wall of the cup opening through the hollow groove on the cylindrical surface of the connecting member 105, so that the cavity 201 is communicated with the outside.
In this embodiment, the sealing member reinforcing structure 1021 of the key 102 is disposed outside the connection 105 when the key 102 is mounted to the connection 105. In this embodiment, the size of all the sealing member reinforcing structures 1021 is larger than the shaft size of the connecting piece 105, so as to prevent the sealing member reinforcing structures 1021 from being also inserted into the inner space of the connecting piece 105, which may affect the installation of the sealing member 103.
In one embodiment, the shape of the sealing member 103 is adapted to the shape of the middle plug 102, the sealing member 103 is mounted to the sealing member reinforcement structure 1021, and the sealing member 103 is in interference fit with the cup body 202 when the lid is mounted to the cup body 202.
In one embodiment, the number of the annular sealing member reinforcing structures 1021 is at least two, so as to obtain better sealing member 103 reinforcing effect. The sealing member 103 is packed between at least two sealing member reinforcing structures 1021 of the middle plug 102, thereby preventing the sealing member 103 from falling off from the surface of the middle plug 102. When the cup cover is installed on the cup body 202, the sealing component 103 and the cup body 202 are in interference fit
In one embodiment, the number of the annular sealing member reinforcing structures 1021 is two, and the sealing member 103 is packed between the two sealing member reinforcing structures 1021 of the middle plug 102.
Specifically, the inner surface of the sealing member 103 is provided with a raised fillet to fill the space between the sealing member reinforcing structures 1021, so as to optimize the leakage-proof effect of the cup cover.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A cup cover is characterized by comprising:
an outer lid for attachment to the cup body;
the middle bolt is connected with the inner top surface of the outer cover, a cavity is dug in the surface of the second end of the middle bolt, and the cavity is communicated with the outside through the first end of the middle bolt;
the sealing component is arranged on the outer side wall of the middle bolt and used for blocking a gap between the outer side wall of the middle bolt and the inner side wall of the cup body when the cup cover is installed on the cup body;
and the air valve is covered at the first end of the middle bolt and corresponds to the cavity, and a gap is formed between the air valve and the middle bolt and used for allowing air to pass through.
2. The cup cover of claim 1, wherein an outer sidewall of the middle plug is provided with a seal member reinforcement structure to which the seal member is mounted and which is in an interference fit with the cup body when the cup cover is mounted to the cup body.
3. The cup cover of claim 1, wherein the first end of the middle bolt is further provided with a bayonet, and the air valve is mounted on the bayonet.
4. The cup cover of claim 2, wherein the outer sidewall of the middle plug and the seal member reinforcement structure are a unitary structure.
5. The cup cover of claim 2, wherein the seal member reinforcement structure is an annular structure disposed around an outer sidewall of the middle plug.
6. The cup cover of claim 3, wherein the air valve is umbrella-shaped, a first end of the air valve corresponds to the umbrella handle, a second end of the air valve corresponds to the umbrella cover, the first end and the second end are connected through a neck, the first end of the air valve is clamped to the bayonet, the second end of the air valve covers the first end surface of the middle bolt, one end of the neck extends into the bayonet, and a gap is formed between the outer surface of one end of the neck extending into the bayonet and the inner side wall of the bayonet.
7. The cup cover of claim 1, further comprising a connector mounted on the outer cover inner top surface, the middle peg being mounted on the connector.
8. The cup cover according to claim 7, characterized in that a groove is provided on the outer side wall of the middle bolt, the connecting piece has a buckle which can be clamped into the groove to realize the connection of the middle bolt and the connecting piece.
9. The cup cover of claim 8, wherein the connector is hollow and cylindrical, and an interior space of the connector is sized larger than the middle plug so that the second end of the middle plug can be received within the connector;
the cylindrical surface of the connecting piece is provided with at least two buckles, and the shape of each buckle is matched with the groove formed in the outer side wall of the middle bolt so as to clamp the middle bolt between the buckles.
10. A vacuum cup, characterized in that, it comprises a cup body and a cup cover as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920477358.1U CN210018785U (en) | 2019-04-10 | 2019-04-10 | Bowl cover and thermos cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920477358.1U CN210018785U (en) | 2019-04-10 | 2019-04-10 | Bowl cover and thermos cup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210018785U true CN210018785U (en) | 2020-02-07 |
Family
ID=69358447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920477358.1U Active CN210018785U (en) | 2019-04-10 | 2019-04-10 | Bowl cover and thermos cup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210018785U (en) |
-
2019
- 2019-04-10 CN CN201920477358.1U patent/CN210018785U/en active Active
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