CN213849903U - A cooling bowl cover device and thermos cup for thermos cup - Google Patents

Abstract

A cooling bowl cover device for thermos cup, include the bowl cover body, establish bowl cover on the bowl cover body still is including establishing the internal appearance sap cavity of bowl cover and establishing the feed liquor chamber of appearance sap cavity bottom. The utility model realizes the functions of heat preservation and quick drinking.

Description

A cooling bowl cover device and thermos cup for thermos cup

Technical Field

The utility model relates to a thermos cup technical field, in particular to a cooling bowl cover device and thermos cup for thermos cup.

Background

The vacuum cup is a very common daily product, for example, a vacuum cup is disclosed in the Chinese utility model patent with the patent number of CN202010038401.1 and the application date of 2020-01-14, and comprises a cup body and a cup cover covering the cup body, wherein the cup cover comprises a first cover body, a second cover body, a linkage bottom cover and a switch component for controlling the opening and closing of the linkage bottom cover, the cup body is provided with a first liquid storage area, and the cup body is covered by the first cover body; the first cover body is provided with a second liquid storage area, and the second cover body covers the first cover body and seals the second liquid storage area; a water outlet hole is formed in the bottom of the first cover body, and the linkage bottom cover can seal the water outlet hole; the switch assembly is arranged on the cup cover and controls the linkage bottom cover to open and close the second liquid storage area and the communication state between the second liquid storage areas. However, the existing vacuum cup has disadvantages, because the heat preservation performance is good, when drinking, the temperature of the water in the vacuum cup is very high, so that the vacuum cup with rapid cooling appears, for example, the chinese utility model patent with patent number CN201810055877.9 and application date 2018-01-20 discloses a vacuum cup with rapid cooling, which comprises an inner container, an outer container, an inner container temperature sensing conductive sheet fixed on the vacuum layer of the inner container, an outer container temperature regulating radiating sheet fixed on the vacuum layer of the outer container, a temperature regulator fixed on the outer container, and a coupling rod connected with the outer container temperature regulating radiating sheet and the temperature regulator. According to the heat conduction double-layer metal sheet of the automatic contact of settlement temperature or separation in the vacuum layer between inner bag and outer courage, can be fast outside heat conduction in the thermos cup to the cup when the heat preservation cup temperature is too high, when the temperature reached the settlement temperature, the bimetallic strip autosegregation on thermos cup vacuum layer made the temperature keep invariable in the thermos cup. It adopts and sets up double-deck sheetmetal cooperation thermosistor and fin etc. of heat conduction at the outer bag, cools down to the water in the thermos cup, however, it also has the weak point: 1. the cooling time is long, the whole cup of water is cooled to be drinkable only by the cooling fins, and the required time is longer; 2. its double-deck sheetmetal, thermoregulator etc. all set up in the vacuum layer, in case damage, maintenance and dismantlement, installation are all very troublesome.

SUMMERY OF THE UTILITY MODEL

The technical purpose of the utility model is to overcome prior art's weak point, provide a cooling bowl cover device and thermos cup for thermos cup, solved the problem that exists among the prior art, it divides a part earlier to the water in the thermos cup, cools down to as early as possible be suitable for the user and drink, can be faster let the user drink the water that holds the liquid intracavity, realized promptly in the thermos cup can be with keeping warm, the function that can drink fast again.

The above technical purpose of the present invention can be achieved by the following technical solutions: a cooling bowl cover device for thermos cup, include the bowl cover body, establish bowl cover on the bowl cover body still is including establishing the internal appearance sap cavity of bowl cover and establishing the feed liquor chamber of appearance sap cavity bottom.

As a further preferred technical scheme of the utility model, establish the play liquid chamber at holding the liquid chamber top and be used for preventing to follow the feed liquor check valve of the liquid backward flow that the feed liquor chamber got into.

As a further preferred technical scheme of the utility model, hold the liquid intracavity still be equipped with go out liquid chamber complex heat altered play liquid temperature-sensing valve.

As a further preferred technical scheme of the utility model, the feed liquor check valve include with the uide bushing of feed liquor chamber intercommunication, establish through mouthful on the uide bushing lateral wall and uide bushing clearance fit is used for preventing to get into hold the sealed sliding tube of the liquid backward flow in the liquid chamber, sealed sliding tube top surface with hold gappedly between the liquid chamber top surface.

As a further preferred technical scheme of the utility model, the direction cover is established hold on the liquid chamber bottom top surface, sealed sliding tube suit is in on the uide bushing.

As the utility model discloses a further preferred technical scheme, heat altered goes out liquid temperature-sensing valve include the director and director clearance fit's sliding seal cover, establish heat altered shape portion and heat altered shape portion on the director work as when the liquid that holds the liquid intracavity surpasses the predetermined temperature heat altered shape portion carries out the heat altered shape and makes sliding seal cover upwards slides right it seals to go out the liquid chamber.

As a further preferred technical scheme of the utility model, heat altered shape portion includes the thin wall colloidal silica body, establishes internal space in the thin wall colloidal silica body and establishing ethanol in the internal space.

As a further preferable aspect of the present invention, the thermal deformation portion includes a bimetal.

As the utility model discloses a further preferred technical scheme, it is equipped with cryogenic liquids and advances liquid portion to hold liquid chamber bottom, cryogenic liquids advance liquid portion include the low temperature import and with the sealed piston body of low temperature import complex and the thermal deformation pad of sealed piston body bottom contact and with the spacing portion of thermal deformation pad contact.

As a further preferred technical scheme of the utility model, cryogenic liquids advances liquid portion still include with the supplementary feed liquor pipe of low temperature import intercommunication.

A vacuum cup comprises a heat-insulating cup body, wherein the heat-insulating cup body is connected with a cooling cup cover device.

To sum up, the utility model discloses following beneficial effect has:

the utility model realizes the functions of heat preservation and quick drinking.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 4 is a schematic structural diagram of embodiment 3 of the present invention;

fig. 5 is a schematic structural diagram of embodiment 4 of the present invention;

fig. 6 is a schematic structural diagram of embodiment 5 of the present invention;

fig. 7 is a schematic structural diagram of embodiment 6 of the present invention;

fig. 8 is a schematic structural view of embodiment 7 of the present invention;

fig. 9 is a schematic structural view of a thermally deformable portion in embodiment 7 of the present invention;

fig. 10 is a schematic structural view of embodiment 8 of the present invention;

fig. 11 is a schematic structural view of a thermal deformation pad according to embodiment 8 of the present invention;

FIG. 12 is an enlarged schematic view of the low temperature liquid inlet portion of FIG. 10;

fig. 13 is a schematic structural view of embodiment 10 of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Example 1: as shown in fig. 1-2, the applicant has found, after research, that a conventional thermos cup structure, one of which is a very common structure in the market and has a good heat preservation effect, is troublesome when drinking because the drinking water stored in the thermos cup is too hot and cannot be drunk, and the other is a thermos cup with a rapid cooling function (such as CN201810055877.9 mentioned in the background art), but only can be cooled integrally, which causes problems, such as long time for cooling integrally and failure of meeting the needs of users, and therefore, the applicant has developed a technical scheme of the present application for a thermos cup cover cooling device, the cup comprises a cup cover body 1, a cup cover 2 arranged on the cup cover body 1, the cup cover body is used for being connected with a heat-insulating cup body, the cup cover 2 is connected with the cup cover body 1 in a general screw connection mode, the cup cover 2 is connected with the cup cover body 1, the cup cover is in the prior art, the details are not described, and further, the cup further comprises a liquid containing cavity 3 arranged in the cup cover body 1, a liquid inlet cavity 4 arranged at the bottom of the liquid containing cavity 3, a liquid outlet cavity 5 arranged at the top of the liquid containing cavity 3 and a liquid inlet one-way valve 6 used for preventing liquid entering from the liquid inlet cavity 4 from flowing back, firstly, the liquid containing cavity 3 is arranged and is positioned in the cup cover body and used for storing water to be drunk, then, the liquid inlet one-way valve 6 is arranged, the water entering the liquid containing cavity into the liquid containing cavity is prevented from flowing back into the heat-insulating cup body, the water entering the liquid containing cavity 3 is not high in volume, the liquid containing cavity is not kept warm and can be cooled, then can be drunk, and is very convenient. In this embodiment, feed liquor check valve 6 include with hold 3 bottom surface sealing connection's of sap cavity feed liquor pipe, feed liquor pipe top surface with hold between the 3 top surfaces of sap cavity gapped, the production in this clearance sets up deep floor or sets up the opening feed liquor pipe at the top end face of feed liquor pipe at the top surface of the sap cavity 3 like this, feed liquor pipe protrusion holds the sap cavity bottom surface, can guarantee that the water of coming in can not flow back, and for the ease of installation, our bowl cover body adopts the components of a whole that can function independently structure, falls into upper cup lid body and lower cup lid body, and well-known modes such as both spiro union, joint are fixed, perhaps, finish at the installation, both seal into non-detachable an organic whole.

A vacuum cup comprises a vacuum cup body and a cooling cup cover device.

Example 2: as shown in fig. 3, the applicant has discovered, after research, that a conventional vacuum cup structure is a very common structure in the market, which has a good heat preservation effect, but is troublesome when drinking, because the drinking water stored in the vacuum cup structure is too hot and cannot be drunk, and the conventional method is to pour the water in the vacuum cup onto the cup cover, place the water for a while for drinking, and then drink the water for a while, and is inconvenient, and another vacuum cup structure is a vacuum cup with a rapid cooling function (such as CN201810055877.9 mentioned in the background art), but the vacuum cup structure can only be integrally cooled, which causes problems, the overall cooling time is long, and the requirements of users cannot be met, therefore, the applicant has developed a technical scheme of the present application, and the vacuum cup cover device for the vacuum cup comprises a cup cover body 1, Establish bowl cover 2 on the bowl cover body 1, the bowl cover body is used for being connected with the heat preservation cup, and the mode of general adoption spiro union, bowl cover 2 and bowl cover body 1 are connected, because these are current techniques, do not detailed here any more, and is further, still including establishing hold liquid chamber 3 and establish in hold the feed liquor chamber 4 of liquid chamber 3 bottom in the bowl cover body 1, at first, we have set up and have held liquid chamber 3, and it is located the bowl cover body, is used for depositing the water of treating drinking, and the water that gets into and holds in the liquid chamber 3 is because the volume is little, and holds the liquid intracavity and does not keep warm, cooling that can be quick, then just can drink, convenience very. In order to facilitate installation, the cup cover body is of a split structure and is divided into an upper cup cover body and a lower cup cover body which are fixed in known modes such as threaded connection, clamping connection and the like, or the upper cup cover body and the lower cup cover body are sealed into a non-detachable whole after installation.

A vacuum cup comprises a vacuum cup body and a cooling cup cover device.

Example 3, see figure 4; the rest is the same as the embodiment 1, but in this embodiment, the structure of the liquid inlet check valve 6 is different, specifically, the structure comprises a guide sleeve 601 communicated with the liquid inlet cavity 4, a through hole 602 arranged on the side wall of the guide sleeve 601, and a sealing sliding pipe 603 which is in clearance fit with the guide sleeve 601 and is used for preventing the liquid entering the liquid containing cavity 3 from flowing back, a clearance is formed between the top surface of the sealing sliding pipe 603 and the top surface of the liquid containing cavity 3, the clearance is generated by arranging a reinforcing rib plate on the top surface of the liquid containing cavity 3 or arranging an opening on the top end surface of the sealing sliding pipe 603, the sealing sliding pipe is sleeved on the guide sleeve and can slide, because the side wall of the guide sleeve is provided with the through hole, the structure is such that when the thermos cup is poured (when the water in the thermos cup is poured into the liquid containing cavity through the liquid inlet cavity 4, the thermos cup is required to be inclined and inverted), the sealing sliding pipe slides relative to the guide sleeve, so that the water in the vacuum cup can better and faster enter the liquid containing cavity, in the scheme, the sealing sliding pipe is sleeved on the outer surface of the guide sleeve, the guide sleeve extends into the liquid containing cavity, and further, the sealing sliding pipe 603 comprises a sealing sliding pipe main pipe 6031 and an outer side annular cavity 6032 arranged on the sealing sliding pipe main pipe 6031; the existence of outside ring chamber for after water gets into and holds liquid chamber 3, partly water gets into outside ring chamber, presses whole sealed sliding tube on holding the bottom surface in liquid chamber, keeps better sealed effect.

Example 4, see figure 5; the rest is the same as the embodiment 1, but in this embodiment, the liquid inlet check valve 6 has a different structure, specifically, the structure includes a guiding sleeve 601 communicated with the liquid inlet chamber 4, a through hole 602 arranged on the side wall of the guiding sleeve 601, and a sealing sliding tube 603 which is in clearance fit with the guiding sleeve 601 and is used for preventing the liquid entering the liquid containing chamber 3 from flowing back, a gap is arranged between the top surface of the sealing sliding tube 603 and the top surface of the liquid containing chamber 3, the sealing sliding tube is sleeved on the guiding sleeve and can slide, because the side wall of the guiding sleeve has the through hole, such a structure enables the sealing sliding tube to slide relative to the guiding sleeve when the thermos cup is poured (when the water in the thermos cup is poured into the liquid containing chamber through the liquid inlet chamber 4, the thermos cup is required to have an inclined inverted action), so that the through hole leaks, which can better, More fast make the appearance liquid intracavity that the internal water of thermos cup got into, in this scheme, sealed sliding tube suit is on the hole of uide bushing, and the uide bushing extends to holding the liquid intracavity, of course, also can adopt the uide bushing to hold the mode that the liquid intracavity extended originally.

Example 5, see figure 6; the rest is the same as the embodiment 4, but in this embodiment, the structure of the liquid inlet check valve 6 is different, specifically, the structure comprises a guide sleeve 601 communicated with the liquid inlet chamber 4, a through hole 602 arranged on the side wall of the guide sleeve 601, and a sealing sliding tube 603 which is in clearance fit with the guide sleeve 601 and is used for preventing the liquid entering the liquid containing chamber 3 from flowing back, a gap is arranged between the top surface of the sealing sliding tube 603 and the top surface of the liquid containing chamber 3, the sealing sliding tube is sleeved on the guide sleeve and can slide, because the side wall of the guide sleeve is provided with the through hole, the structure enables the sealing sliding tube to slide relative to the guide sleeve when the heat preservation cup is poured (when the water in the heat preservation cup is poured into the liquid containing chamber through the liquid inlet chamber 4, the heat preservation cup is required to have an inclined inverted action), and the sealing sliding tube leaks relative to the guide sleeve, thus, better performance can be achieved, In the scheme, the sealing sliding pipe 603 comprises a sealing sliding pipe main pipe 6031 and an outer side annular cavity 6032 arranged on the sealing sliding pipe main pipe 6031; the existence of outside ring chamber for after water gets into and holds liquid chamber 3, partly water gets into outside ring chamber, presses whole sealed sliding tube on holding the bottom surface in liquid chamber, keeps better sealed effect.

Example 6, see figure 7; the rest is the same as the embodiment 1, but in this embodiment, the liquid inlet check valve 6 has a different structure, specifically, the structure includes a guide sleeve 601 communicated with the liquid inlet cavity 4, and a sealing sliding tube 603 in clearance fit with the guide sleeve 601 and used for preventing the liquid entering the liquid containing cavity 3 from flowing back, a gap is formed between the top surface of the sealing sliding tube 603 and the top surface of the liquid containing cavity 3, the sealing sliding tube is sleeved on the guide sleeve and can slide, such that when the thermos cup is poured (when the water in the thermos cup is poured into the liquid containing cavity through the liquid inlet cavity 4, the thermos cup is required to have an inclined inverted action), the sealing sliding tube slides relative to the guide sleeve, so that the water in the thermos cup enters the liquid containing cavity, in this scheme, the sealing sliding tube is sleeved on the outer circumferential surface or the inner hole of the guide sleeve, the guide sleeve is arranged on the top surface of the liquid containing cavity; further, the sealing sliding tube 603 comprises a sealing sliding tube main tube 6031 and an outer side annular cavity 6032 arranged on the sealing sliding tube main tube 6031; the existence of outside ring chamber for after water gets into and holds liquid chamber 3, partly water gets into outside ring chamber, presses whole sealed sliding tube on holding the bottom surface in liquid chamber, keeps better sealed effect.

Example 7, see FIGS. 8-9; this embodiment mode can be combined with embodiments 1, 2, 3, 4, 5 and 6; in this embodiment, a thermal deformation liquid outlet temperature control valve matched with the liquid outlet cavity is further arranged in the liquid containing cavity, the thermal deformation liquid outlet temperature control valve is matched with the liquid outlet cavity, and when the temperature of the liquid in the liquid containing cavity is higher than a preset value, the thermal deformation one-way valve closes the liquid outlet; when the temperature of the liquid in the liquid containing cavity is lower than a preset value, the thermal deformation one-way valve opens the liquid outlet, so that the liquid in the liquid containing cavity can flow out of the liquid outlet; in such a way, when the temperature of the liquid in the liquid containing cavity is higher, the liquid cannot flow out of the liquid outlet cavity, so that the situation that the flowing liquid cannot be drunk and the mouth part is easily scalded is avoided, and when the temperature of the liquid in the liquid containing cavity is lower than the preset temperature, the thermal deformation one-way valve opens the liquid outlet, so that the temperature of the liquid in the liquid containing cavity also represents that the liquid can be drunk and can flow out of the liquid containing cavity; in this embodiment, the thermal deformation liquid outlet temperature control valve 7 includes a guide body 701, a sliding sealing sleeve 702 in clearance fit with the guide body 701, a thermal deformation portion 703 and a thermal deformation portion 703 arranged on the guide body 701, when the liquid in the liquid containing cavity 3 exceeds a predetermined temperature, the thermal deformation portion 703 thermally deforms to enable the sliding sealing sleeve 702 to slide upwards to seal the liquid outlet cavity 5, in such a structure, when the thermal deformation portion 703 is heated by the high-temperature liquid in the liquid containing cavity, the thermal deformation portion 703 pushes the sliding sealing sleeve upwards to enable the sliding sealing sleeve to seal the liquid outlet cavity, for better fit, a tapered inclined surface is arranged on the bottom surface of the liquid outlet cavity to be matched with a sealing sliding sleeve, the sealing sliding sleeve is preferably a silicone sleeve, further, the thermal deformation portion may be a bimetallic strip, or a structure may be selected, and the thermal deformation portion 703 includes a thin- wall silicone body 7031, 703, An internal space 7032 provided in the thin-walled silica gel 7031, and ethanol provided in the internal space 7032.

Example 8, see fig. 10-12, this embodiment, can be combined with examples 1, 2, 3, 4, 5, 6; further, the bottom of the liquid containing cavity 3 is provided with a low-temperature liquid inlet part 8, the low-temperature liquid inlet part 8 comprises a low-temperature inlet 801, a sealing piston body 802 matched with the low-temperature inlet 801, a thermal deformation pad 803 contacted with the bottom of the sealing piston body 802, a limiting part 804 contacted with the thermal deformation pad 803, a filter screen connected with the cup cover body or a bracket and the like which are directly arranged, the thermal deformation pad can adopt a bimetallic strip or a structure that hollow thin-wall silica gel is filled with ethanol inside, when the temperature of the liquid in the vacuum cup exceeds a preset temperature, the thermal deformation pad is heated and deformed, so that the sealing piston body and the low-temperature inlet are matched and sealed, the water in the vacuum cup body can not enter the liquid containing cavity, and when the temperature of the liquid in the vacuum cup is lower than the preset temperature, the low-temperature inlet is communicated with the liquid containing cavity, the liquid in the liquid containing cavity can enter through the inlet, so that the water inlet amount is increased.

Example 9, see fig. 8-13, in this embodiment, a thermal deformation liquid outlet temperature control valve is further disposed in the liquid containing cavity, the thermal deformation liquid outlet temperature control valve is matched with the liquid outlet cavity, and when the temperature of the liquid in the liquid containing cavity is higher than a predetermined value, the thermal deformation check valve closes the liquid outlet; when the temperature of the liquid in the liquid containing cavity is lower than a preset value, the thermal deformation one-way valve opens the liquid outlet, so that the liquid in the liquid containing cavity can flow out of the liquid outlet; in such a way, when the temperature of the liquid in the liquid containing cavity is higher, the liquid cannot flow out of the liquid outlet cavity, so that the situation that the flowing liquid cannot be drunk and the mouth part is easily scalded is avoided, and when the temperature of the liquid in the liquid containing cavity is lower than the preset temperature, the thermal deformation one-way valve opens the liquid outlet, so that the temperature of the liquid in the liquid containing cavity also represents that the liquid can be drunk and can flow out of the liquid containing cavity; in this embodiment, the thermal deformation liquid outlet temperature control valve 7 includes a guide body 701, a sliding sealing sleeve 702 in clearance fit with the guide body 701, a thermal deformation portion 703 and a thermal deformation portion 703 arranged on the guide body 701, when the liquid in the liquid containing cavity 3 exceeds a predetermined temperature, the thermal deformation portion 703 thermally deforms to enable the sliding sealing sleeve 702 to slide upwards to seal the liquid outlet cavity 5, in such a structure, when the thermal deformation portion 703 is heated by the high-temperature liquid in the liquid containing cavity, the thermal deformation portion 703 pushes the sliding sealing sleeve upwards to enable the sliding sealing sleeve to seal the liquid outlet cavity, for better fit, a tapered inclined surface is arranged on the bottom surface of the liquid outlet cavity to be matched with a sealing sliding sleeve, the sealing sliding sleeve is preferably a silicone sleeve, further, the thermal deformation portion may be a bimetallic strip, or a structure may be selected, and the thermal deformation portion 703 includes a thin- wall silicone body 7031, 703, An internal space 7032 provided in the thin-walled silica gel 7031 and ethanol provided in the internal space 7032; and simultaneously, the bottom of the liquid containing cavity 3 is provided with a low-temperature liquid inlet part 8, the low-temperature liquid inlet part 8 comprises a low-temperature inlet 801, a sealing piston body 802 matched with the low-temperature inlet 801, a thermal deformation pad 803 contacted with the bottom of the sealing piston body 802, a limiting part 804 contacted with the thermal deformation pad 803, a filter screen connected with the cup cover body or a bracket and the like which are directly arranged, the thermal deformation pad can adopt a bimetallic strip or a structure that hollow thin-wall silica gel is filled with ethanol inside, when the temperature of the liquid in the vacuum cup exceeds a preset temperature, the thermal deformation pad is heated and deformed, so that the sealing piston body and the low-temperature inlet are matched and sealed, the water in the vacuum cup body can not enter the liquid containing cavity, and when the temperature of the liquid in the vacuum cup body is lower than the preset temperature, the low-temperature inlet is communicated with the liquid containing cavity, and the liquid in the liquid containing cavity can enter through the inlet, the amount of inlet water is increased, and at this time, the low-temperature liquid inlet part 8 further comprises an auxiliary liquid inlet pipe 805 communicated with the low-temperature inlet 801; the auxiliary inlet pipe 805 and the guide body 701 are the same member.

Example 10: as shown in fig. 1, 4, 8-13, the applicant has found, after research, that the existing thermos cup structure is a very common structure in the market, which has a good heat preservation effect, but is troublesome when drinking because the drinking water stored in the thermos cup is too hot and cannot be drunk, and the common way is to pour the water in the thermos cup onto the cup cover and place the water for drinking for a while, which is inconvenient and inconvenient, and the other way is to provide a thermos cup with a rapid cooling function (such as CN201810055877.9 mentioned in the background art), but the thermos cup structure can only be cooled integrally, which causes problems, the overall cooling time is long, and the requirements of users cannot be met, and therefore, the applicant has developed a technical scheme of the present application, a cup cover device for cooling the thermos cup, the cup comprises a cup cover body 1, a cup cover 2 arranged on the cup cover body 1, the cup cover body is used for being connected with a heat-insulating cup body, the cup cover 2 is connected with the cup cover body 1 in a general screw connection mode, the cup cover 2 is connected with the cup cover body 1, the cup cover is in the prior art, the details are not described, and further, the cup further comprises a liquid containing cavity 3 arranged in the cup cover body 1, a liquid inlet cavity 4 arranged at the bottom of the liquid containing cavity 3, a liquid outlet cavity 5 arranged at the top of the liquid containing cavity 3 and a liquid inlet one-way valve 6 used for preventing liquid entering from the liquid inlet cavity 4 from flowing back, firstly, the liquid containing cavity 3 is arranged and is positioned in the cup cover body and used for storing water to be drunk, then, the liquid inlet one-way valve 6 is arranged, the water entering the liquid containing cavity into the liquid containing cavity is prevented from flowing back into the heat-insulating cup body, the water entering the liquid containing cavity 3 is not high in volume, the liquid containing cavity is not kept warm and can be cooled, then, drinking can be carried out conveniently, in the embodiment, the liquid inlet one-way valve 6 comprises a guide sleeve 601 communicated with the liquid inlet cavity 4, a through hole 602 arranged on the side wall of the guide sleeve 601, and a sealing sliding pipe 603 which is in clearance fit with the guide sleeve 601 and is used for preventing liquid entering the liquid containing cavity 3 from flowing back, a gap is formed between the top surface of the sealing sliding pipe 603 and the top surface of the liquid containing cavity 3, the gap is generated by arranging a reinforcing rib plate on the bottom surface of the liquid containing cavity 3 or arranging an opening on the top end surface of the sealing sliding pipe, the sealing sliding pipe is sleeved on the guide sleeve and can slide, because the side wall of the guide sleeve is provided with the through hole, the structure is such that when the heat preservation cup is poured (when water in the heat preservation cup is poured into the liquid containing cavity through the liquid inlet cavity 4, the heat preservation cup is required to have an inclined inverted action), the sealing sliding pipe slides relative to the guide sleeve, the water in the vacuum cup can better and faster enter the liquid containing cavity by leaking out of the through hole, in the scheme, the sealing sliding pipe is sleeved on the outer surface of the guide sleeve, the guide sleeve extends into the liquid containing cavity, and further, the sealing sliding pipe 603 comprises a sealing sliding pipe main pipe 6031 and an outer side annular cavity 6032 arranged on the sealing sliding pipe main pipe 6031; the existence of outside ring chamber for after water gets into and holds liquid chamber 3, partly water gets into outside ring chamber, presses whole sealed sliding tube on holding the bottom surface in liquid chamber, keeps better sealed effect. By adopting the scheme, the incoming water can be prevented from flowing back, and for the convenience of installation, the cup cover body is of a split structure and is divided into an upper cup cover body and a lower cup cover body which are fixed in a known mode such as screw connection, clamping connection and the like, or the upper cup cover body and the lower cup cover body are sealed into a non-detachable whole after the installation is finished, furthermore, a thermal deformation liquid outlet temperature control valve matched with the liquid outlet cavity is further arranged in the liquid containing cavity, the thermal deformation liquid outlet temperature control valve is matched with the liquid outlet cavity, and when the temperature of the liquid in the liquid containing cavity is higher than a preset value, the thermal deformation one-way valve seals the liquid outlet; when the temperature of the liquid in the liquid containing cavity is lower than a preset value, the thermal deformation one-way valve opens the liquid outlet, so that the liquid in the liquid containing cavity can flow out of the liquid outlet; in such a way, when the temperature of the liquid in the liquid containing cavity is higher, the liquid cannot flow out of the liquid outlet cavity, so that the situation that the flowing liquid cannot be drunk and the mouth part is easily scalded is avoided, and when the temperature of the liquid in the liquid containing cavity is lower than the preset temperature, the thermal deformation one-way valve opens the liquid outlet, so that the temperature of the liquid in the liquid containing cavity also represents that the liquid can be drunk and can flow out of the liquid containing cavity; in this embodiment, the thermal deformation liquid outlet temperature control valve 7 includes a guide body 701, a sliding sealing sleeve 702 in clearance fit with the guide body 701, a thermal deformation portion 703 and a thermal deformation portion 703 arranged on the guide body 701, when the liquid in the liquid containing cavity 3 exceeds a predetermined temperature, the thermal deformation portion 703 thermally deforms to enable the sliding sealing sleeve 702 to slide upwards to seal the liquid outlet cavity 5, in such a structure, when the thermal deformation portion 703 is heated by the high-temperature liquid in the liquid containing cavity, the thermal deformation portion 703 pushes the sliding sealing sleeve upwards to enable the sliding sealing sleeve to seal the liquid outlet cavity, for better fit, a tapered inclined surface is arranged on the bottom surface of the liquid outlet cavity to be matched with a sealing sliding sleeve, the sealing sliding sleeve is preferably a silicone sleeve, further, the thermal deformation portion may be a bimetallic strip, or a structure may be selected, and the thermal deformation portion 703 includes a thin- wall silicone body 7031, 703, An internal space 7032 provided in the thin-walled silica gel 7031, and ethanol provided in the internal space 7032. Further, the bottom of the liquid containing cavity 3 is provided with a low-temperature liquid inlet part 8, the low-temperature liquid inlet part 8 comprises a low-temperature inlet 801, a sealing piston body 802 matched with the low-temperature inlet 801, a thermal deformation pad 803 contacted with the bottom of the sealing piston body 802, a limiting part 804 contacted with the thermal deformation pad 803, a filter screen connected with the cup cover body or a bracket and the like which are directly arranged, the thermal deformation pad can adopt a bimetallic strip or a structure that hollow thin-wall silica gel is filled with ethanol inside, when the temperature of the liquid in the vacuum cup exceeds a preset temperature, the thermal deformation pad is heated and deformed, so that the sealing piston body and the low-temperature inlet are matched and sealed, the water in the vacuum cup body can not enter the liquid containing cavity, and when the temperature of the liquid in the vacuum cup is lower than the preset temperature, the low-temperature inlet is communicated with the liquid containing cavity, the liquid in the liquid containing cavity can enter through the inlet, so that the water inlet amount is increased; at this time, the low-temperature liquid inlet portion 8 further includes an auxiliary liquid inlet pipe 805 communicating with the low-temperature inlet 801; the auxiliary inlet pipe 805 and the guide body 701 are the same member.

A vacuum cup comprises a vacuum cup body and a cooling cup cover device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (10)

1. A cooling bowl cover device for thermos cup, include bowl cover body (1), establish bowl cover (2) on the bowl cover body (1), its characterized in that: the cup cover is characterized by further comprising a liquid containing cavity (3) arranged in the cup cover body (1), a liquid inlet cavity (4) arranged at the bottom of the liquid containing cavity (3) and a liquid outlet cavity (5) arranged at the top of the liquid containing cavity (3).

2. A cooling cup cover device for a vacuum cup according to claim 1, characterized in that: the liquid inlet check valve (6) is used for preventing liquid entering from the liquid inlet cavity (4) from flowing back.

3. A cooling cup cover device for a vacuum cup according to claim 1, characterized in that: and a thermal deformation liquid outlet temperature control valve (7) matched with the liquid outlet cavity (5) is also arranged in the liquid containing cavity (3).

4. A cooling cup cover device for a vacuum cup according to claim 1, characterized in that: feed liquor check valve (6) include with uide bushing (601) of feed liquor chamber (4) intercommunication, establish through mouthful (602) on uide bushing (601) lateral wall, with uide bushing (601) clearance fit is used for preventing to get into sealed sliding tube (603) of liquid backward flow in holding liquid chamber (3), sealed sliding tube (603) top surface with it is gapped between liquid chamber (3) top surface to hold.

5. A cooling cup cover device for a vacuum cup according to claim 4, characterized in that: the sealing sliding pipe (603) comprises a sealing sliding pipe main pipe (6031) and an outer side annular cavity (6032) arranged on the sealing sliding pipe main pipe (6031).

6. A cooling cup cover device for a vacuum cup according to claim 3, characterized in that: the thermal deformation liquid outlet temperature control valve (7) comprises a guide body (701), a sliding sealing sleeve (702) in clearance fit with the guide body (701), a thermal deformation part (703) arranged on the guide body (701) and a thermal deformation part (703), wherein when the temperature of liquid in the liquid containing cavity (3) exceeds a preset temperature, the thermal deformation part (703) is subjected to thermal deformation, so that the sliding sealing sleeve (702) slides upwards to seal the liquid outlet cavity (5).

7. A cooling cup cover device for a vacuum cup according to claim 6, characterized in that: the thermal deformation portion (703) comprises a thin-wall silicon colloidal body (7031), an internal space (7032) arranged in the thin-wall silicon colloidal body (7031), and ethanol arranged in the internal space (7032).

8. A cold cup lid apparatus for a vacuum cup according to claim 1, 2, 3, 4, 5 or 6, wherein: the low-temperature liquid inlet part (8) is arranged at the bottom of the liquid containing cavity (3), and the low-temperature liquid inlet part (8) comprises a low-temperature inlet (801), a sealing piston body (802) matched with the low-temperature inlet (801), a thermal deformation pad (803) contacted with the bottom of the sealing piston body (802), and a limiting part (804) contacted with the thermal deformation pad (803).

9. A cooling cup cover device for a vacuum cup according to claim 8, characterized in that: the low-temperature liquid inlet part (8) further comprises an auxiliary liquid inlet pipe (805) communicated with the low-temperature inlet (801).

10. The utility model provides a vacuum cup, includes the heat preservation cup body, its characterized in that: a cooling cup cover device as claimed in claim 1, 2, 3, 4, 5, 6, 7, 8 or 9 is connected to the heat-preservation cup body.

Images