Vehicle-mounted drinking cup
By introducing an air channel and valve structure into the in-vehicle drinking cup, the problems of poor sealing and leakage caused by air pressure changes are solved, enabling convenient and safe drinking during vehicle bumps.
Patent Information
- Application Number
- CN202520509010.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-21
- Publication Date
- 2026-02-10
- Estimated Expiration
- 2035-03-21
AI Technical Summary
Existing car-mounted straw water cups have poor sealing performance, are prone to leakage, and are difficult to drink from when the air pressure changes, posing a risk of burns and safety hazards.
A car-mounted drinking cup was designed, comprising a lid, a cup body, and a straw. The lid contains an air channel, an air valve, and a switch. The air valve is activated by an operating component to open the air channel, achieving air pressure balance and ensuring a tight seal and convenient drinking experience.
It prevents leakage and burns when the vehicle is bumpy or the air pressure changes, improves the convenience and safety of drinking, prevents liquid leakage and equipment short circuits, and ensures safe use in various driving environments.
Smart Images
Figure CN223886463U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of daily necessities, especially relates to a vehicle-mounted drinking cup. BACKGROUND
[0002] With the increasing of the automobile possession amount, people spend more and more time in the car, and the demand for vehicle-mounted articles is also increasing. The vehicle-mounted water cup is widely used as a tool for drivers and passengers to replenish water at any time during driving. However, during the driving of the vehicle, the road conditions are complex and changeable, and the frequent acceleration, deceleration, turning and jolting of the vehicle greatly increase the risk of water leakage. The common straw water cup on the market has poor sealing effect, and water leakage easily occurs. The hot water may scald the people in the car. The beverage, coffee and other liquids not only dirty the seat and the floor mat, but also may cause short circuit failure when penetrating into the electronic equipment in the car, which has high maintenance cost. If the sealing of the straw water cup is good, it will be difficult to suck the solution in the water cup after continuous drinking, and the cup cover needs to be manually loosened to balance the internal and external pressure to continue to suck water, so that it is inconvenient to drink during driving. SUMMARY
[0003] The utility model discloses a vehicle-mounted drinking cup, which comprises a cup cover, a cup body and a straw structure, the cup body is provided with a cavity for containing liquid, the upper part of the cup body is provided with an opening communicated with the cavity, and the cup cover can close the opening.
[0004] The cup cover is provided with a mounting channel penetrating through the upper and lower parts of the cup cover, the straw structure is connected with the cup cover through the mounting channel, and the water inlet end of the straw structure enters the cavity, and the drinking end of the straw structure is located at the top of the cup cover.
[0005] The cup cover is provided with a pressure relief device, the pressure relief device comprises a gas guide channel arranged in the cup cover, a gas valve structure capable of opening and closing the gas guide channel, and a switch structure for driving the gas valve structure to move.
[0006] One end of the gas guide channel is arranged at the bottom of the cup cover and communicated with the cavity, and the other end of the gas guide channel is communicated with the inside of the cup cover or the top of the cup cover. The switch structure has an operating member arranged on the surface of the cup cover. When the cup cover closes the opening, the switch structure can drive the gas valve structure to open the gas guide channel after the operating member receives external action, so that the cavity can be communicated with the inside of the cup cover or the top of the cup cover through the gas guide channel.
[0007] Preferably, the cup cover comprises an upper cover body and a lower cover body, the upper cover body and the lower cover body surround a cover body space, and the lower cover body is capable of closing the opening; a gas guide channel is arranged on the lower cover body, and a gas outlet of the gas guide channel is located at the bottom of the lower cover body, and a gas inlet of the gas guide channel is located at the top of the lower cover body, so as to communicate the cover body space with the cavity.
[0008] Preferably, the gas valve structure comprises a transmission member, a closing member for closing the gas guide channel, and a reset member, the transmission member is connected with the closing member and the reset member respectively;
[0009] The reset member is capable of keeping the closing member in a first position of closing the gas guide channel when the transmission member is not subjected to external force; and the switch structure is capable of driving the transmission member to move after the operation member receives external action, so as to drive the closing member to move from the first position to a second position of opening the gas guide channel, so that the cavity can communicate with the cover body space through the gas guide channel.
[0010] Preferably, the transmission member is a columnar body arranged along the gas guide channel, the columnar body is capable of moving in the axial direction in the gas guide channel, and the closing member is connected to the columnar body; and an end of the columnar body away from the bottom of the lower cover body is provided with a pressing portion in contact with the switch structure.
[0011] The reset member is a compression spring sleeved on the columnar body, a first limiting member is arranged on the gas guide channel, and a second limiting member is arranged on the columnar body close to the pressing portion, and the two ends of the compression spring are connected with the first limiting member and the second limiting member respectively.
[0012] Preferably, the closing member is fixed to one end of the columnar body close to the bottom of the cup cover, and when the closing member is in the first position, the closing member close to one side of the columnar body abuts against and closes the gas guide channel from the outside of the gas outlet of the gas guide channel;
[0013] The first limiting member is a protruding portion protruding in the circumferential direction of the inner wall of the gas guide channel, and the second limiting member is a protruding cover plate installed in the circumferential direction of the end of the columnar body close to the pressing portion, and the two ends of the compression spring are connected with the upper surface of the protruding portion and the lower surface of the protruding cover plate respectively.
[0014] Preferably, the top of the lower cover body is provided with a convex edge protruding upward along the edge of the gas inlet of the gas guide channel, and the outer edge of the protruding cover plate is provided with a convex ring bent downward; when the closing member is in the second position, the convex ring can be clamped on the outside of the convex edge.
[0015] Preferably, the protruding cover plate is provided with at least one gas guide hole.
[0016] Preferably, the bottom of the lower cover body is provided with a groove corresponding to the shape of the closing member, and the bottom of the groove is provided with the gas outlet of the gas guide channel;
[0017] The closing member comprises a pressing part connected to the end of the columnar body and a rubber sealing member sleeved on the columnar body, and the upper side of the pressing part is connected with the lower side of the rubber sealing member; when the closing member is in the first position, the upper side of the pressing part abuts against and closes the air outlet of the air guide channel through the rubber sealing member.
[0018] Preferably, the switch structure further comprises a switch support mounted in the cup cover, the switch support is movably connected with the cup cover, and the operating member is connected with the switch support and can drive the switch support to move to press the columnar body to move downward along the axial direction in the air guide channel after the operating member receives external action.
[0019] Preferably, the lower cover body comprises a lower cover body one and a lower cover body two, the lower cover body one comprises a convex cover plate, an air guide channel and a handle, the lower cover body two comprises a recess and an air outlet, the outer side of the lower cover body two is provided with a clamping groove connected with the cup body, and the cup body can be positioned and sealed during installation, the lower cover body one is provided with a fixing sleeve and a mounting hole, and the lower cover body two is provided with a fixing plug arranged at a position corresponding to the fixing sleeve, and the fixing sleeve and the fixing plug are fixed by a fastener mounted in the mounting hole, so that the lower cover body one and the lower cover body two are fixed as a whole.
[0020] The utility model discloses a vehicle-mounted drinking cup, which comprises a cup cover, a cup body and a straw structure, the cup body has a cavity for containing liquid, the cup cover can close the opening of the cavity, the cup cover is provided with a mounting channel penetrating through the upper and lower parts of the cup cover, the straw structure is connected with the cup cover through the mounting channel, the water inlet end is located in the cavity, and the drinking end is located at the top of the cup cover. The cup cover is provided with a pressure relief device comprising an air guide channel, a valve structure capable of opening and closing the air guide channel, and a switch structure for driving the valve structure to move. When the cup cover closes the opening, the user can drive the valve structure to open the air guide channel through the operating member of the switch structure, so that the cavity can communicate with the inside of the cup cover or the upper part of the cup cover through the air guide channel. The valve structure can realize the sealing of the cup body, and liquid leakage during driving can be avoided. In addition, on the basis of ensuring the sealing of the connection between the cup body and the cup cover, the air guide pressure relief can be realized, and drinking water through the straw can be easily realized. BRIEF DESCRIPTION OF DRAWINGS
[0021] The drawings described herein are used to provide further understanding of the utility model and form part of the present application. The schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute improper limitation on the utility model. In the drawings:
[0022] Figure 1 The utility model discloses a structure schematic diagram of vehicle-mounted drinking cup.
[0023] Figure 2The structural exploded view of the vehicle-mounted drinking cup is disclosed in an embodiment of the present application.
[0024] Figure 3 The structural schematic view of the lower cover body one is disclosed in an embodiment of the present application Figure 1 .
[0025] Figure 4 The structural schematic view of the lower cover body one is disclosed in an embodiment of the present application Figure 2 .
[0026] Figure 5 The structural schematic view of the lower cover body two is disclosed in an embodiment of the present application Figure 1 .
[0027] Figure 6 The structural schematic view of the lower cover body two is disclosed in an embodiment of the present application Figure 2 .
[0028] Figure 7 The structural schematic view of the transmission part of the vehicle-mounted drinking cup is disclosed in an embodiment of the present application.
[0029] Figure 8 The sectional view of the cup cover of the vehicle-mounted drinking cup is disclosed in an embodiment of the present application. DETAILED DESCRIPTION
[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings of the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the described embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0031] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.
[0032] In the utility model, unless another definite provision and limitation, the term "mount", "link", "connect", "fix" and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connect;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can be indirectly connected through intermediate medium, can be the communication of two elements inside. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.
[0033] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, also can include the first and second features is not direct contact, but is through the contact between other features between them.And, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the first feature horizontal height is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the first feature horizontal height is less than the second feature.
[0034] Unless otherwise defined, the technical terms or scientific terms used herein should be understood as the usual meaning of the person skilled in the art to which the utility model belongs.The "first", "second" and similar words used in the utility model patent application specification and claims do not represent any order, quantity or importance, but only distinguish different components.Similarly, "one" or "a" and similar words do not represent quantity limitation, but represent the existence of at least one.
[0035] As Figures 1-2As shown in some embodiments, as an embodiment of the utility model, a vehicle-mounted drinking cup is provided, which comprises a cup cover 1, a cup body 2 and a straw structure 3, the cup body 2 has a cavity 21 for containing liquid, the upper part of the cup body 2 has an opening 22 communicating with the cavity 21, the cup cover 1 can close the opening 22, and it is ensured that the liquid will not spill when the vehicle bounces. The cup cover 1 is provided with a mounting channel 11 penetrating the upper and lower parts of the cup cover 1, the straw structure 3 is connected with the cup cover 1 through the mounting channel 11, and the water inlet end of the straw structure 3 enters the cavity 21, the drinking end 31 of the straw structure 3 is located at the top of the cup cover 1, the cup cover 1 is provided with a pressure relief device 4, the pressure relief device 4 comprises a gas guide channel 41 arranged in the cup cover 1, a gas valve structure 5 capable of opening and closing the gas guide channel 41, and a switch structure 6 for driving the gas valve structure 5 to move, one end of the gas guide channel 41 is arranged at the bottom of the cup cover 1 and communicates with the cavity 21, the other end of the gas guide channel 41 communicates with the inside of the cup cover 1 or the top of the cup cover 1, the switch structure 6 has an operating member 61 arranged on the surface of the cup cover 1, when the cup cover 1 closes the opening 22, the switch structure 6 can drive the gas valve structure 5 to open the gas guide channel 41 after the operating member 61 receives external action, so that the cavity can communicate with the inside of the cup cover 1 or the top of the cup cover 1 through the gas guide channel 41, the gas pressure balance is formed, the user can easily drink through the straw, the liquid spilling caused by opening the cup cover 1 is avoided, the drinking convenience and safety during driving are greatly improved, and the dangerous situation caused by the liquid injection or the cup cover 1 explosion due to the high gas pressure can be prevented, the change of the gas pressure in the cup caused by the temperature change, the altitude change and other factors during the vehicle driving can be effectively responded, and the safe use of the cup in various complex driving environments is ensured when the gas pressure in the cup is too high.
[0036] As shown in some embodiments, Figures 3-4 As shown in some embodiments, the cup cover 1 comprises an upper cover body 12 and a lower cover body 13, the upper cover body 12 and the lower cover body 13 surround a cover space, the lower cover body 13 can close the opening 22 and has a sealing effect on the cup body 2, the gas guide channel 41 is arranged on the lower cover body 13, the gas outlet 14 of the gas guide channel 41 is located at the bottom of the lower cover body 13, the gas inlet 15 of the gas guide channel 41 is located at the top of the lower cover body 13, and the cover space is communicated with the cavity 21, so that the gas in the cup body 2 and the cover space can flow freely.
[0037] As shown in some embodiments, Figure 7As shown, in some specific embodiments, the air valve structure 5 includes a transmission component 51, a sealing component 52 for blocking the air passage 41, and a reset component 53. The transmission component 51 is connected to the sealing component 52 and the reset component 53 respectively. The reset component 53 can keep the sealing component 52 in the first position of blocking the air passage 41 when the transmission component 51 is not subjected to external force. Under the action of the reset component 53, the gas in the cavity is sealed to prevent gas flow, so that the cup will not leak even when it is upside down when the switch structure 6 is not pressed. The switch structure 6 can drive the transmission component 51 to move after the operating component 61 receives an external action, causing the sealing component 52 to move away from the first position to the second position of opening the air passage 41, so that the cavity can communicate with the cover space through the air passage 41, stabilizing the air pressure in the cavity and the cover.
[0038] In some specific embodiments, the transmission member 51 is a columnar body 511 arranged along the air guide channel 41. The columnar body 511 can move axially within the air guide channel 41. A sealing member 52 is connected to the columnar body 511. A pressing part 512 that contacts the switch structure 6 is provided at one end of the columnar body 511 away from the bottom of the lower cover 13. The reset member 53 is a compression spring sleeved on the columnar body 511. A first limiting member 411 is provided on the air guide channel 41. A second limiting member 412 is provided on the columnar body 511 near the pressing part 512. The two ends of the compression spring are respectively connected to the first limiting member 411 and the second limiting member 412. After the operating member 61 receives an external action that puts the sealing member 52 in the second position, the compression spring can apply an axial force to the transmission member 51, so that the sealing member 52 can be reset to the first position.
[0039] like Figure 8 As shown, in some specific embodiments, the sealing member 52 is fixed to one end of the columnar body 511 near the bottom of the cup lid 1. When the sealing member 52 is in the first position, the side of the sealing member 52 near the columnar body 511 abuts against the outer edge of the air outlet 14 of the air guide channel 41 and seals the air guide channel 41. The first limiting member 411 is a protrusion 413 formed by the circumferential protrusion of the inner wall of the air guide channel 41. The second limiting member 412 is a protruding cover plate 414 circumferentially installed on the columnar body 511 near the pressing part 512. The transmission member 51 is provided with a fixing slot 513 for the second limiting member 412 to be inserted. The inner edge of the second limiting member 412 cooperates with the transmission member 51 to achieve synchronous movement. The two ends of the compression spring are connected to the upper surface of the protrusion 413 and the lower surface of the protruding cover plate 414, respectively. While the compression spring drives the second limiting member 412, it also drives the transmission member 51 to move axially together.
[0040] like Figure 3As shown in the drawings, in some embodiments, the top of the lower cover 13 is provided with an upwardly protruding ridge 16 along the edge of the air inlet 15 of the air guide channel 41, and the outer edge of the protruding cover plate 414 is provided with a downwardly bent protruding ring 415, which can be clamped on the outside of the ridge 16 when the closure 52 is in the second position. The cooperation between the protruding ring 415 and the ridge 16 can prevent foreign matter in the cup cover 1 from entering the cavity along the air guide channel 41 and contaminating the liquid when the air guide channel 41 is opened.
[0041] As shown in the drawings, Figure 7 In some embodiments, the protruding cover plate 414 is provided with at least one air guide hole 516, and when the protruding ring 415 has been clamped and cooperated with the ridge 16, the gas in the cover needs to enter the cavity along the air guide channel 41 through the air guide hole 516 on the protruding cover plate 414 to realize the spatial communication between the cavity and the cover.
[0042] As shown in the drawings, Figure 6 In some embodiments, the bottom of the lower cover 13 is provided with a recess 17 corresponding to the shape of the closure 52, and the bottom of the recess 17 is provided with the air outlet 14 of the air guide channel 41. The closure 52 includes a pressing portion 521 connected to the end of the cylindrical body 511 and a rubber sealing member 522 sleeved on the cylindrical body 511. The upper side of the pressing portion 521 is connected to the lower side of the rubber sealing member 522. When the closure 52 is in the first position, the upper side of the pressing portion 521 makes the rubber sealing member 522 abut against the outer edge of the air outlet 14 of the air guide channel 41 and closes the air guide channel 41 by the force exerted by the compression spring, achieving the effect of air pressure sealing, so that the cup will not leak liquid in various states during driving.
[0043] As shown in the drawings, Figure 8 In some embodiments, the switch structure 6 further includes a switch bracket 62 installed in the cup cover 1. The switch bracket 62 is hingedly connected to the cup cover 1, and the operating member 61 is connected to the switch bracket 62. The hinged end is located at the end of the switch bracket 62 away from the operating member 61. After the operating member 61 receives external action, it can drive the switch bracket 62 to move to press the cylindrical body 511 to move downward along the axial direction in the air guide channel 41. After the operating member 61 is released, the cylindrical body 511 and the switch bracket 62 are brought back to the initial position by the reset member 53.
[0044] As shown in the drawings, Figures 4-5As shown, in some specific embodiments, the lower cover 13 includes a first lower cover 131 and a second lower cover 132. The first lower cover 131 includes a raised cover plate 414, an air duct 41, and a handle 18. The second lower cover 132 includes a groove 17 and an air outlet 14. The outer side of the second lower cover 132 is provided with a slot 133 for connecting with the cup body 2. During installation, it can position and seal the cup body 2 to prevent liquid from leaking from the inside of the cavity. The first lower cover 131 is provided with a fixing sleeve 134 and a mounting hole 135. The second lower cover 132 is provided with a fixing insert 136 arranged at a position corresponding to the fixing sleeve 134. The fixing sleeve 134 and the fixing insert 136 are fixed by fasteners installed in the mounting hole 135, which can fix the first lower cover 131 and the second lower cover 132 into a whole lower cover 13. The weight of the cover is reduced by the split lower cover 13.
[0045] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of this utility model.
[0046] In summary, the above description is only a preferred embodiment of the present utility model. All equivalent changes and modifications made within the scope of the patent application of the present utility model shall fall within the scope of the patent of the present utility model.
Claims
1. A car-mounted drinking cup, characterized in that: The cup includes a lid, a cup body, and a straw. The cup body has a chamber for holding liquid, the upper part of the cup body has an opening communicating with the chamber, and the lid can close the opening. The cup lid has an installation channel that runs through the top and bottom of the cup lid. The straw structure is connected to the cup lid through the installation channel, and the water inlet end of the straw structure enters the chamber. The drinking end of the straw structure is located at the top of the cup lid. The cup lid is equipped with a pressure relief device, which includes an air guide channel disposed in the cup lid, an air valve structure capable of opening and closing the air guide channel, and a switch structure for driving the movement of the air valve structure. One end of the air guide channel is arranged at the bottom of the cup lid and communicates with the chamber, and the other end of the air guide channel communicates with the inside of the cup lid or the top of the cup lid; the switch structure has an operating element disposed on the surface of the cup lid; when the cup lid closes the opening, the switch structure can drive the air valve structure to open the air guide channel after the operating element receives an external action, so that the chamber can communicate with the inside of the cup lid or the top of the cup lid through the air guide channel.
2. The vehicle-mounted drinking cup according to claim 1, characterized in that: The cup lid includes an upper lid and a lower lid, which surround each other to form a lid space. The lower lid can close the opening. An air guide channel is arranged on the lower lid, with the air outlet of the air guide channel located at the bottom of the lower lid and the air inlet of the air guide channel located at the top of the lower lid, for communicating the lid space with the chamber.
3. The vehicle-mounted drinking cup according to claim 2, characterized in that: The valve structure includes a transmission component, a sealing component for blocking the air passage, and a reset component, wherein the transmission component is connected to the sealing component and the reset component respectively; The reset component can keep the sealing component in the first position of closing the air passage when the transmission component is not subjected to external force; the switch structure can drive the transmission component to move after the operating component receives an external action, causing the sealing component to move away from the first position to the second position of opening the air passage, so that the cavity can communicate with the cover space through the air passage.
4. The vehicle-mounted drinking cup according to claim 3, characterized in that: The transmission component is a columnar body arranged along the air guide channel. The columnar body can move axially within the air guide channel. A sealing component is connected to the columnar body. A pressing part that contacts the switch structure is provided at one end of the columnar body away from the bottom of the lower cover. The reset component is a compression spring sleeved on the cylindrical body. A first limiting component is provided on the air guide channel, and a second limiting component is provided on the cylindrical body near the pressing part. The two ends of the compression spring are respectively connected to the first limiting component and the second limiting component.
5. The drinking cup according to claim 4, characterized in that: The sealing member is fixed to one end of the column near the bottom of the cup lid. When the sealing member is in the first position, the side of the sealing member near the column abuts against the outer edge of the air outlet of the air guide channel and seals the air guide channel. The first limiting member is a protrusion formed by the circumferential protrusion of the inner wall of the air guide channel, and the second limiting member is a protruding cover plate installed circumferentially on the column near the pressing part. The two ends of the compression spring are respectively connected to the upper surface of the protrusion and the lower surface of the protruding cover plate.
6. The vehicle-mounted drinking cup according to claim 5, characterized in that: The top of the lower cover has an upwardly protruding edge along the air inlet edge of the air guide channel, and the outer edge of the protruding cover plate has a downwardly bent protruding ring; when the closure is in the second position, the protruding ring can be engaged with the outside of the protruding edge.
7. The vehicle-mounted drinking cup according to claim 6, characterized in that: The raised cover plate is provided with at least one air vent.
8. The vehicle-mounted drinking cup according to claim 7, characterized in that: The bottom of the lower cover is provided with a groove corresponding to the shape of the sealing component, and an air outlet of the air guide channel is provided at the bottom of the groove. The sealing member includes a compression part connected to the end of the column and a rubber seal sleeved on the column. The upper side of the compression part is connected to the lower side of the rubber seal. When the sealing member is in the first position, the upper side of the compression part abuts against the outer edge of the air outlet of the air guide channel through the rubber seal and seals the air guide channel.
9. The vehicle-mounted drinking cup according to any one of claims 4-8, characterized in that: The switch structure also includes a switch bracket installed inside the cup lid. The switch bracket is movably connected to the cup lid. The operating element is connected to the switch bracket. After the operating element receives an external action, it can drive the switch bracket to move to press the columnar body to move axially downward in the air guide channel.
10. The vehicle-mounted drinking cup according to claim 9, characterized in that: The lower cover includes a lower cover body one and a lower cover body two. The lower cover body one includes a raised cover plate, an air guide channel, and a handle. The lower cover body two includes a groove and an air outlet. The outer side of the lower cover body two is provided with a slot for connecting with the cup body, which can position and seal the cup body during installation. The lower cover body one is provided with a fixing sleeve and a mounting hole. The lower cover body two is provided with a fixing insert arranged at a position corresponding to the fixing sleeve. The fixing sleeve and the fixing insert are fixed by fasteners installed in the mounting hole, which can fix the lower cover body one and the lower cover body two into a lower cover body as a whole.